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All questions of Computers and IT for Class 6 Exam

Identify the following:
  • It was a software program.
  • This program was developed in 1993.
  • It was an advance in software development.
  • It was a navigation tool for interactive material.
  • a)
    Mosaic
  • b)
    Internet explorer
  • c)
    Safari
  • d)
    DOS
Correct answer is option 'A'. Can you explain this answer?

Amit Sharma answered
MOSAIC  is the correct ✔ answer. 
MOSAIC was the first widely- distributed graphical browser or viewer for the World Wide Web. Mosaic arrived in 1993 . Marc Andreessen, then in his early 20 s, is credited with inventing or leading the development of Mosaic.

Which of the following statements is INCORRECT for Google glasses?
  • a)
    They are interactive and intelligent devices.
  • b)
    They are powered by Windows mobile.
  • c)
    They are head-mounted devices.
  • d)
    They can be worn by user as eyewear.
Correct answer is option 'B'. Can you explain this answer?

Ananya Das answered
Incorrect Statement Explanation:

Statement: They are powered by Windows mobile.

Explanation: Google Glasses are not powered by Windows mobile. Instead, they run on a customized version of Android OS developed by Google.

Additional Information:

What are Google Glasses?
Google Glasses are wearable smart devices that display information in a smartphone-like hands-free format. They are essentially a head-mounted display that functions as a hands-free smartphone, letting users access information like maps, weather, messages, and more through voice commands and touch gestures.

Key Features of Google Glasses:
- Interactive and intelligent devices
- Head-mounted devices
- Can be worn by users as eyewear
In conclusion, the incorrect statement is option 'B' as Google Glasses are not powered by Windows mobile but instead run on a customized version of Android OS.

You use the Microsoft clip gallery to ______.
  • a)
    Add Work Art image to slides
  • b)
    Spell check in a presentation
  • c)
    Add clip art images to slides
  • d)
    Add new slides to graphics to a presentation
Correct answer is option 'C'. Can you explain this answer?

Answer:
The Microsoft clip gallery is a tool used in Microsoft Office applications, such as PowerPoint, to add clip art images to slides. It provides users with a collection of pre-designed images that can be inserted into presentations to enhance their visual appeal. Some of the images available in the clip gallery include icons, illustrations, symbols, and pictures.
Using the Microsoft clip gallery, users can easily search for and insert clip art images into their slides. The tool offers a wide range of categories and themes to choose from, making it convenient to find the right image for a specific topic or concept. Additionally, the clip gallery allows users to customize the inserted images by resizing, rotating, and positioning them as desired.
To use the Microsoft clip gallery, follow these steps:
1. Open the desired Microsoft Office application, such as PowerPoint.
2. Navigate to the slide where you want to add clip art.
3. Click on the "Insert" tab in the top menu bar.
4. Look for the "Clip Art" or "Online Pictures" button, usually located in the "Illustrations" or "Images" group.
5. Click on the button to open the clip gallery.
6. In the clip gallery, you can either browse through the available categories or use the search bar to find specific images.
7. Once you have found the desired clip art image, click on it to select it.
8. Click the "Insert" button to add the image to your slide.
9. You can then resize, rotate, or reposition the image as needed.
10. Repeat the process to add more clip art images to your slides if desired.
Using the Microsoft clip gallery, users can easily enhance their presentations by adding visually appealing clip art images. It provides a convenient and efficient way to incorporate graphics into slides, making them more engaging and informative for the audience.

A ______ operating system allows more than one user to use the computer at the same or different times.
  • a)
    Multiprocessing
  • b)
    Multitasking
  • c)
    Multithreading
  • d)
    Multi-user
Correct answer is option 'D'. Can you explain this answer?

Gunjan Lakhani answered
Answer:
A multi-user operating system allows more than one user to use the computer at the same or different times. It provides separate user accounts and allows each user to have their own personalized settings, files, and applications. Here is a detailed explanation of each option:
Multiprocessing:
- Multiprocessing refers to the use of multiple processors or cores in a computer system to perform tasks simultaneously.
- It focuses on improving the performance and speed of executing tasks by utilizing parallel processing.
Multitasking:
- Multitasking refers to the ability of an operating system to execute multiple tasks or processes concurrently.
- It allows multiple applications or processes to run simultaneously, sharing the system resources such as CPU time, memory, and input/output devices.
Multithreading:
- Multithreading is a technique where multiple threads of execution exist within a single process.
- It allows concurrent execution of multiple parts or threads of a program, improving performance by utilizing the available resources efficiently.
Multi-user:
- A multi-user operating system allows multiple users to access and use the computer simultaneously or at different times.
- Each user has their own user account with separate settings, files, and applications, ensuring privacy and personalization.
Therefore, the correct answer is Multi-user (Option D).

The digital payment system from Google is known as ______.
  • a)
    Google Wallet
  • b)
    Google Pay
  • c)
    Google Money
  • d)
    Google Cheques
Correct answer is option 'B'. Can you explain this answer?

Indu Gupta answered
The digital payment system from Google is known as Google Wallet.


  • Google Wallet: This is the correct answer. Google Wallet is the digital payment system developed by Google.

  • Google Payment: This is not the correct answer. There is no digital payment system known as Google Payment.

  • Google Money: This is not the correct answer. There is no digital payment system known as Google Money.

  • Google Cheques: This is not the correct answer. There is no digital payment system known as Google Cheques.


Therefore, the correct answer is Google Wallet.

Which of the following is NOT a QBASIC operator?
  • a)
    < =
  • b)
    > =
  • c)
    < >
  • d)
    - >
Correct answer is option 'D'. Can you explain this answer?

Anjana Rane answered
The correct answer is d) ->.
QBASIC is a programming language that was developed by Microsoft in the 1980s and is now no longer in use. It included a range of operators that could be used to perform various operations in a program.
The following are all QBASIC operators:
a) <= (less than or equal to)
b) >= (greater than or equal to)
c) <> (not equal to)
The operator -> is not a QBASIC operator. It is not recognized by the QBASIC compiler and would produce an error if used in a QBASIC program.
In summary, the correct answer is d) ->, as it is the only option that is not a QBASIC operator.

______ is an example of second generation computers.
  • a)
    Microcomputers
  • b)
    EDVAC
  • c)
    Mark 1
  • d)
    IBM 1401
Correct answer is option 'D'. Can you explain this answer?

The distinguishing feature of second generation computers (1956-1963) is that they used discrete transistors mounted on printed circuit cards. Examples are the IBM 1401, IBM 7090 and 7094, UNIVAC 1107, PDP-1 and 8. The IBM 7090 was a transistorized version of the vacuum tube IBM 709 machine.

Which of the following is a type of nonimpact printer?
  • a)
    Laser Printer
  • b)
    Line Printer
  • c)
    Dot-Matrix Printer
  • d)
    Daisy-Wheel Printer
Correct answer is option 'A'. Can you explain this answer?

Palak Nair answered
Nonimpact Printer:
Nonimpact printers are a type of computer printer that does not physically strike the paper. Instead, they use various methods to transfer ink or toner onto the paper without direct contact. These printers are generally quieter, faster, and produce higher-quality prints compared to impact printers.

Laser Printer:
A laser printer is a type of nonimpact printer that uses laser technology to produce high-quality prints. Here's how a laser printer works:

1. Laser Scanning: The laser printer starts by scanning the image or text onto a photosensitive drum using a laser beam. The laser beam creates a pattern of electrically charged areas on the drum, corresponding to the content to be printed.

2. Toner Application: The charged areas on the drum attract positively charged toner particles. The toner is a fine powder containing pigments that form the image or text.

3. Transfer: The toner particles are transferred from the drum onto the paper. The paper is given a negative charge to attract the positively charged toner particles.

4. Fusing: The toner particles are then fused onto the paper using heat and pressure. This ensures that the print is permanent and does not smudge.

5. Output: The printed paper is then ejected from the printer's output tray.

Advantages of Laser Printers:
- Laser printers produce high-quality prints with sharp text and graphics.
- They are faster compared to other types of printers, making them suitable for high-volume printing.
- Laser printers are known for their reliability and durability.
- They can handle a wide range of paper sizes and types.
- Laser printers are generally more cost-effective in the long run due to their efficiency and lower cost per page.

Conclusion:
In summary, a laser printer is a type of nonimpact printer that uses laser technology to produce high-quality prints. It works by scanning the image or text onto a photosensitive drum, applying toner to the drum, transferring the toner onto the paper, and finally fusing it onto the paper. Laser printers are known for their speed, quality, and durability, making them a popular choice for both personal and professional use.

______ is a software for iPhone from Apple that provides user with personal assistant that can perform various tasks based on the user’s voice commands.
  • a)
    Pulse
  • b)
    Dragon
  • c)
    Siri
  • d)
    Safari
Correct answer is option 'C'. Can you explain this answer?

C)Siri is an Apple Software which helps us to speak in commands for the Apple device Siri (/ˈsiːri, ˈsɪri/ SEE-ree, SI-ree) is the digital assistant that is part of Apple Inc.'s iOS, iPadOS, watchOS, macOS, tvOS, audioOS, and visionOS operating systems.[1][2] It uses voice queries, gesture based control, focus-tracking and a natural-language user interface to answer questions, make recommendations, and perform actions by delegating requests to a set of Internet services. With continued use, it adapts to users' individual language usages, searches, and preferences, returning individualized results.Siri is a spin-off from a project developed by the SRI International Artificial Intelligence Center. Its speech recognition engine was provided by Nuance Communications, and it uses advanced machine learning technologies to function. Its original American, British, and Australian voice actors recorded their respective voices around 2005, unaware of the recordings' eventual usage. Siri was released as an app for iOS in February 2010. Two months later, Apple acquired it and integrated it into the iPhone 4S at its release on 4 October 2011, removing the separate app from the iOS App Store. Siri has since been an integral part of Apple's products, having been adapted into other hardware devices including newer iPhone models, iPad, iPod Touch, Mac, AirPods, Apple TV, and HomePod.Siri supports a wide range of user commands, including performing phone actions, checking basic information, scheduling events and reminders, handling device settings, searching the Internet, navigating areas, finding information on entertainment, and being able to engage with iOS-integrated apps. With the release of iOS 10, in 2016, Apple opened up limited third-party access to Siri, including third-party messaging apps, as well as payments, ride-sharing, and Internet calling apps. With the release of iOS 11, Apple updated Siri's voice and added support for follow-up questions, language translation, and additional third-party actions. iOS 17 enabled users to activate Siri by simply saying “Siri”, while the previous command, “Hey Siri”, is still supported

A website which can be viewed by anybody in the world is generally hosted on a ______.
  • a)
    Page server
  • b)
    Data server
  • c)
    Web Server
  • d)
    Information server
Correct answer is option 'C'. Can you explain this answer?

Saikat Pillai answered
Explanation:

The correct answer is option 'C', a web server.

What is a web server?
A web server is a computer program that serves websites and web pages to users upon request. It is responsible for hosting and delivering the content of a website to users who access it through a web browser.

Function of a web server:
A web server performs the following functions:

1. Hosting: It hosts the website's files, including HTML, CSS, images, videos, and other media files.

2. Processing Requests: When a user requests a webpage by entering its URL in a web browser, the web server receives the request and processes it.

3. Retrieving Data: The web server retrieves the requested webpage and any associated files from its storage.

4. Generating HTML: If the requested webpage is a dynamic page, the web server may need to generate HTML code using data from a database or other sources.

5. Delivering Response: Once the webpage is ready, the web server sends it back to the user's web browser, which then displays the page.

6. Handling Multiple Requests: Web servers are designed to handle multiple requests simultaneously, allowing multiple users to access the website concurrently.

Why is a web server necessary for a website?
A web server is necessary to make a website accessible to users worldwide. It ensures that the website's files are stored securely and delivered efficiently to anyone who requests them. Without a web server, a website would not be able to function or be accessible to users.

Conclusion:
In conclusion, a website that can be viewed by anybody in the world is generally hosted on a web server. The web server is responsible for hosting, processing requests, retrieving data, generating HTML, and delivering the website's content to users. It plays a crucial role in making websites accessible and functional on the internet.

In QBASIC, description comments are put in the source program with the ______ statement.
  • a)
    PRINT
  • b)
    INPUT
  • c)
    REMARK
  • d)
    DATA
Correct answer is option 'C'. Can you explain this answer?

In QBASIC, description comments are put in the source program with the REM statement.
QBASIC is a programming language that was developed by Microsoft as a simplified version of the BASIC programming language. It is often used for educational purposes and simple programming tasks.
When writing programs in QBASIC, it is important to include comments to make the code more readable and understandable. Comments are lines of text that are ignored by the QBASIC compiler and are used to provide explanations and descriptions of the code.
To add a comment in QBASIC, you can use the REM statement, which stands for "remark". The REM statement is followed by the comment text and can be placed anywhere in the program.
Here are some key points to remember about using comments in QBASIC:
- Comments are used to explain the purpose and functionality of the code.
- They are ignored by the compiler and do not affect the execution of the program.
- Comments can be placed on a separate line or at the end of a line of code.
- QBASIC also supports inline comments, which are comments that are placed at the end of a line of code.
- Comments are helpful for programmers to understand their own code and for others who may read or modify the code in the future.
In summary, in QBASIC, description comments are put in the source program with the REM statement. This allows programmers to add explanations and descriptions to their code, making it more readable and understandable.

A ______ is a computer program that operates or controls a particular device that is attached to the computer.
  • a)
    Microcode
  • b)
    Server
  • c)
    Utility
  • d)
    Device Driver
Correct answer is option 'D'. Can you explain this answer?

Varun Kapoor answered
In computing, a device driver is a computer program that operates or controls a particular type of device that is attached to a computer or automaton.

Text that you wish to appear on the screen while your program runs must appear inside ______.
  • a)
    (Brackets)
  • b)
    (Braces)
  • c)
    \Slashes/
  • d)
    “Quotes”
Correct answer is option 'D'. Can you explain this answer?

Dr Manju Sen answered
Answer:
To display text on the screen while a program is running, you can use HTML tags. Specifically, the text should be placed inside `` tags.
Here's the breakdown of the provided options:
A: Brackets
- Brackets are not used to display text on the screen while a program is running. They are used for other purposes, such as enclosing elements in JavaScript or indicating an array in programming languages like Python.
B: Braces
- Braces are also not used to display text on the screen while a program is running. They are commonly used in programming languages for various purposes, such as defining blocks of code or declaring objects.
C: Slashes
- Slashes are not used to display text on the screen while a program is running either. They are typically used in programming languages for escaping characters or indicating regular expressions.
D: Quotes
- Quotes, specifically the double quotation marks, are used to enclose text that you want to appear on the screen while a program is running. The correct answer is D: `
“Quotes”
`. The `“` and `”` are HTML entities for the left and right double quotation marks, respectively.
In conclusion, the correct choice for displaying text on the screen while a program is running is option D, using the `` tag with the double quotation marks inside.

______ are networks that connect departments within a school to each other and also the school network.
  • a)
    School networks
  • b)
    Intranets
  • c)
    Extranets
  • d)
    Internets
Correct answer is option 'B'. Can you explain this answer?

Arjun Yadav answered
Intranets are networks that connect departments within a school to each other and also the school network. They are private networks that utilize internet technology and protocols, but are only accessible within the organization or institution.

Explanation:

Intranets are internal networks that are designed to facilitate communication and collaboration within an organization. They are commonly used in schools, businesses, and other institutions to connect different departments and individuals. In the context of a school, an intranet would connect various departments such as administration, faculty, and staff, allowing them to share information, resources, and communicate more effectively.

Features of Intranets:

1. Private Network: Intranets are private networks that are only accessible within the organization. They are secured using firewalls and other security measures to protect sensitive information.

2. Connectivity: Intranets connect different departments within the school to each other and also to the school network. This enables seamless communication and collaboration between various stakeholders.

3. Information Sharing: Intranets allow for the sharing of information and resources within the organization. This could include documents, announcements, schedules, and other relevant information that needs to be accessed by different departments.

4. Collaboration Tools: Intranets often include collaboration tools such as shared calendars, discussion forums, and document sharing platforms. These tools enhance teamwork and facilitate better communication among the school's departments.

5. Centralized Access: Intranets provide a centralized access point for various services and applications used within the organization. This makes it easier for employees or members of the school community to access and use the resources they need.

6. Increased Efficiency: By connecting different departments and streamlining communication, intranets help improve efficiency within the school. Tasks such as requesting leave, accessing student information, or submitting documents can be done more quickly and easily through the intranet.

In conclusion, intranets are private networks that connect departments within a school to each other and the school network. They provide a secure and efficient platform for communication, collaboration, and information sharing within the organization.

A CPU’S clock speed is measured in ______.
  • a)
    Gigahertz
  • b)
    Bits/Bytes per second
  • c)
    Megahertz
  • d)
    Both (a) and (c)
Correct answer is option 'D'. Can you explain this answer?

Mihir Menon answered
A Central Processing Unit (CPU) is the main component of a computer that performs most of the processing inside the computer. It is often referred to as the "brain" of the computer. The CPU interprets and executes instructions from the computer's memory, performs calculations, and manages the flow of data between different parts of the computer system. It consists of an arithmetic logic unit (ALU) for performing calculations, a control unit for managing and coordinating operations, and a cache for temporarily storing data.

The application programs that assist the computer by performing house-keeping functions are called ______.
  • a)
    Assemblers
  • b)
    Business software
  • c)
    Spreadsheet programs
  • d)
    Utility Program
Correct answer is option 'D'. Can you explain this answer?

Utility programs are the application programs that assist the computer by performing housekeeping functions. These programs are designed to help manage and optimize the computer's performance and resources. They provide a range of functions and tools that help users to maintain, troubleshoot, and improve the efficiency of their computer systems.

Housekeeping functions refer to the tasks that are necessary for maintaining and organizing the computer system. These functions include managing files and folders, optimizing system performance, backing up data, removing unnecessary files, and ensuring the security of the system.

Here are some key points about utility programs:

1. Definition and Purpose:
- Utility programs are software applications that perform specific tasks to assist in the management and maintenance of a computer system.
- Their primary purpose is to optimize system performance, increase efficiency, and provide additional functionality to the user.

2. Types of Utility Programs:
- There are various types of utility programs available, each designed to perform specific housekeeping functions.
- Some common types include antivirus programs, disk cleanup tools, file compression software, backup and recovery tools, disk partitioning utilities, and system optimization programs.

3. Functions and Features:
- Antivirus programs help protect the computer from viruses, malware, and other security threats.
- Disk cleanup tools remove temporary files, cache, and other unnecessary data to free up disk space.
- File compression software reduces the size of files and folders, making them easier to store and transfer.
- Backup and recovery tools create copies of important data and allow for its restoration in case of data loss.
- Disk partitioning utilities enable the division of a hard drive into multiple partitions for better organization and management.
- System optimization programs optimize system settings, remove unnecessary startup programs, and improve overall performance.

4. Benefits of Utility Programs:
- Utility programs help improve the efficiency and performance of computer systems.
- They automate routine tasks and provide tools for system maintenance, troubleshooting, and optimization.
- These programs help users manage their files, protect their data, and ensure the smooth operation of their computers.

In conclusion, utility programs are application programs that perform housekeeping functions to assist the computer in managing and optimizing its performance and resources. They provide a range of tools and functions that help users maintain, troubleshoot, and improve the efficiency of their computer systems.

Find the odd one out.
  • a)
    Database Management Software
  • b)
    Object Code Generation Software
  • c)
    Word Processing Software
  • d)
    Desktop Publishing system
Correct answer is option 'B'. Can you explain this answer?

Subset Academy answered
Odd One Out: Object Code Generation Software
Explanation:

  • Database Management Software: This software is used for organizing and managing data in databases. It allows users to create, modify, and query databases.

  • Word Processing Software: This software is used for creating, editing, and formatting text documents. It includes features like spell check, formatting options, and document templates.

  • Desktop Publishing System: This software is used for creating and designing publications, such as brochures, flyers, and magazines. It offers advanced layout and design tools.

  • Object Code Generation Software: This software is used for converting source code into object code, which can be executed by a computer. It is typically used in programming and software development.


The odd one out is Object Code Generation Software because it is different from the other options in terms of its purpose and functionality. It is specifically related to programming and software development, whereas the other options are more focused on data management, document creation, and design.

Which of the following is NOT a type of monitor?
  • a)
    Cathode Ray Tube
  • b)
    Flatbed Thermal
  • c)
    Light Emitting Diode
  • d)
    Liquid Crystal Display
Correct answer is option 'B'. Can you explain this answer?

EduRev Class 6 answered

The correct answer is B: Flatbed Thermal monitor.
Explanation:
The given question asks us to identify the type of monitor that is NOT included in the list. Let's analyze each option to determine the correct answer:
A: Cathode Ray Tube (CRT) - This is a type of monitor that was widely used in the past but has become less common with the advent of newer technologies. It uses a cathode ray tube to display images.
B: Flatbed Thermal - This is not a valid type of monitor. Flatbed thermal refers to a type of printer, not a monitor.
C: Light Emitting Diode (LED) - This is a type of monitor that uses LED backlighting to display images. LED monitors are known for their energy efficiency and high contrast ratios.
D: Liquid Crystal Display (LCD) - This is another type of monitor that uses liquid crystal technology to display images. LCD monitors are widely used and are known for their slim profile and low power consumption.
In conclusion, the correct answer is B: Flatbed Thermal as it is not a type of monitor.

Which of the following is NOT valid in MS Word?
  • a)
    Print Layout
  • b)
    Navigation
  • c)
    Outline
  • d)
    Web Layout
Correct answer is option 'B'. Can you explain this answer?

Anand Patel answered
Understanding the Options in MS Word
When working with Microsoft Word, it is essential to know the different views and features available. Here’s a breakdown of the options provided:
Available Views in MS Word
- Print Layout: This is a standard view that shows how the document will look when printed. It displays the layout of the pages, including margins, headers, footers, and graphics.
- Outline: This view allows users to organize and structure their document content hierarchically. It is useful for planning and rearranging sections of the document.
- Web Layout: This view simulates how the document will appear in a web browser. It is beneficial for documents intended for online publication.
Understanding the Incorrect Option
- Navigation: While “Navigation” is a term often used in MS Word, it refers to a feature rather than a view. The Navigation Pane allows users to find and move around different parts of the document easily but does not represent a document view like the others mentioned.
Conclusion
In summary, option 'B' (Navigation) is not a valid document view in MS Word, whereas Print Layout, Outline, and Web Layout are recognized views. Understanding these distinctions helps users effectively utilize Microsoft Word's capabilities for their document needs.

______ is a popular graphics program that is pre- installed on Windows 7. This program allows you to create, edit and print simple drawings and graphics.
  • a)
    Paint
  • b)
    Paint Shop
  • c)
    Paint Brush
  • d)
    Photo Shop
Correct answer is option 'A'. Can you explain this answer?

Saikat Mehta answered
Paint: A Popular Graphics Program in Windows 7
Paint is a popular graphics program that is pre-installed on Windows 7. It is a simple yet versatile tool that allows users to create, edit, and print drawings and graphics easily.

Features of Paint:
- Paint provides a range of drawing tools such as brushes, shapes, text, and a color palette to create various designs.
- Users can edit images by resizing, cropping, rotating, flipping, and adjusting colors using different tools available in the program.
- Paint also supports the ability to fill areas with colors, patterns, and textures, as well as the option to add transparency to images.
- The program allows users to print their creations directly from the application, making it convenient for quick and easy printing of graphics.

Uses of Paint:
- Paint is commonly used for creating simple graphics, such as logos, banners, diagrams, and illustrations.
- It is also used for editing photos, creating memes, and designing basic visual content for presentations or social media.

Conclusion:
In conclusion, Paint is a versatile graphics program that comes pre-installed on Windows 7, offering users a range of tools to create and edit drawings and graphics. Its simplicity and ease of use make it a popular choice for basic graphic design needs.

Which option would you select from the print options to print slides 5 and 12 of a presentation?
  • a)
    Slides
  • b)
    Full Page Slides
  • c)
    Collated
  • d)
    All sides
Correct answer is option 'A'. Can you explain this answer?

Understanding Print Options for Slides
When printing specific slides from a presentation, it’s essential to select the right option to ensure only the desired slides are printed. In this case, we want to print slides 5 and 12.
Explanation of the Options
- Slides: This option allows you to specify particular slides you wish to print. By selecting this, you can enter the slide numbers (in this case, 5 and 12) to print only those slides.
- Full Page Slides: This option typically prints all slides in the presentation as full pages. It is not suitable for printing specific slides unless you manually select them.
- Collated: This option is used when printing multiple copies of a set of slides. It ensures that the slides are printed in order, but it does not apply to selecting specific slides.
- All Slides: This will print every slide in the presentation, which is not what is needed if you only want slides 5 and 12.
The Correct Choice
The correct answer is option 'A' - Slides. By choosing this option, you can specify that only slides 5 and 12 are printed, ensuring efficiency and saving resources.
Conclusion
Selecting the appropriate print option is crucial for effective presentation management. Always choose the option that allows for specific slide selection to print only what you need.

Which of the following font effect is not available in PowerPoint Font dialog box?
  • a)
     Underline
  • b)
     Shadow
  • c)
     Emboss
  • d)
     Strikethrough
Correct answer is option 'B'. Can you explain this answer?

EduRev Class 6 answered

The correct answer is B: Shadow. The shadow font effect is not available in the PowerPoint Font dialog box.
Here is a detailed explanation of each option:
A: Underline
- Underline is a font effect that adds a line beneath the text.
- It is commonly used to highlight important information or to indicate hyperlinks.
B: Shadow
- Shadow is a font effect that adds a shadow behind the text.
- It creates a visual effect of depth and can enhance the readability of the text.
- However, this effect is not available in the PowerPoint Font dialog box.
C: Emboss
- Emboss is a font effect that gives the appearance of raised or engraved text.
- It creates a three-dimensional effect by adding highlights and shadows to the text.
D: Strikethrough
- Strikethrough is a font effect that adds a horizontal line through the middle of the text.
- It is often used to indicate deleted or irrelevant information.
In conclusion, the font effect that is not available in the PowerPoint Font dialog box is Shadow.

What is the function of Control Unit in a processor?
  • a)
    To transfer data to primary storage.
  • b)
    To perform various logical operations
  • c)
    To store program in memory
  • d)
    To decode the instruction given by the program.
Correct answer is option 'D'. Can you explain this answer?

Manoj Iyer answered


Function of Control Unit in a Processor:

The Control Unit in a processor is responsible for decoding the instructions provided by the program. It plays a crucial role in coordinating various components of the CPU to execute instructions accurately and efficiently. Here are some key functions of the Control Unit:

Decoding Instructions:
The Control Unit decodes the instructions fetched from memory and determines the sequence of operations that need to be performed to execute the instruction.

Control Flow:
It manages the flow of data within the CPU and directs the data to the appropriate processing unit for execution.

Instruction Execution:
The Control Unit initiates the execution of instructions by coordinating the activities of other components such as the Arithmetic Logic Unit (ALU) and registers.

Timing and Synchronization:
It ensures that instructions are executed in the correct order and at the right time to maintain the integrity of the data being processed.

Error Detection:
The Control Unit also performs error detection by checking for any anomalies in the instructions or data being processed.

In conclusion, the Control Unit in a processor is a critical component that interprets and executes instructions, ensuring that the CPU functions smoothly and effectively.

In the web address,
http//:www.myhomepage.com/pictures/ myschool/classvi.jpg What does my school indicate?
  • a)
    The name of the image on the website.
  • b)
    It is the URL.
  • c)
    The folder where ClassVI.JPG is found.
  • d)
    The homepage image for the website www.myhomepage.com.
Correct answer is option 'C'. Can you explain this answer?

Dr Manju Sen answered

The web address given is: http//:www.myhomepage.com/pictures/myschool/classvi.jpg
Explanation:
The web address can be broken down into different parts to understand its components:
1. Protocol:
- The protocol used in this web address is "http".
2. Domain Name:
- The domain name in this web address is "www.myhomepage.com".
3. Folder Structure:
- The folder structure in this web address is "/pictures/myschool/".
- The "/" indicates the root directory of the website.
- The "/pictures/" folder is a subfolder within the root directory.
- The "/myschool/" folder is a subfolder within the "/pictures/" folder.
4. File Name:
- The file name in this web address is "classvi.jpg".
- The file extension is ".jpg", indicating that it is an image file in JPEG format.
Explanation of the given options:
Based on the information mentioned above, we can determine that the correct answer is option C: The folder where ClassVI.JPG is found. This is because "myschool" represents the folder within the "/pictures/" folder where the image file "classvi.jpg" is located.
Summary:
In the given web address, "myschool" indicates the folder where the image file "classvi.jpg" is found within the "/pictures/" folder of the website.

Given below is a QBASIC program which is not printing any value. Find the error in the given QBASIC program:
10 PRINT “Enter a number, zero to stop:;
20 input A
30 IF A THEN GOTO 70
40 LET A = A + 10
50 PRINT “The number plus 10 is”, A
60 GOTO 10
70 STOP
  • a)
    The error is on the line 10.
  • b)
    The error is on the line 30.
  • c)
    The error is on the line 50.
  • d)
    There are no errors. 
Correct answer is option 'B'. Can you explain this answer?

Maya Mehta answered
Error in Line 30:
The error in the given QBASIC program is on line 30. Here's why:
- The program prompts the user to enter a number in line 10.
- In line 20, the program takes the input and stores it in variable A.
- The error occurs in line 30, where the program checks if A is non-zero using the IF statement. However, the correct syntax for checking if a variable is non-zero in QBASIC is `IF A < /> 0 THEN`. In the current code, the condition `IF A THEN` is incorrect and will not work as intended.
- Due to this error, the program does not execute the subsequent lines of code properly and does not print any value.
To fix the error, line 30 should be updated to `IF A < /> 0 THEN GOTO 70`. This change will ensure that the program correctly evaluates if A is non-zero and proceeds accordingly.

Which of the following statements is NOT true for Search Engine Optimization?
  • a)
    A methodology of strategies, techniques and tactics.
  • b)
    It works by obtaining a high-ranking placement in the search results page of a search engine.
  • c)
    It is mainly run by Google.
  • d)
    It is used to increase the amount of visitors to a website.
Correct answer is option 'C'. Can you explain this answer?

Ananya Das answered
Explanation:

Not True Statement:
- c) It is mainly run by Google.

Explanation:
Search Engine Optimization (SEO) is a methodology of strategies, techniques, and tactics used to increase the visibility of a website by obtaining a high-ranking placement in the search results page of a search engine. While Google is a major player in the search engine market, SEO is not solely run by Google. SEO practices aim to improve a website's ranking on various search engines such as Bing, Yahoo, and others, not just Google. It is essential for website owners to optimize their content for multiple search engines to reach a broader audience and improve their online visibility. Therefore, the statement that SEO is mainly run by Google is not true.

______ is the name given to a concept or idea that spreads “virally” from one person to another via the internet.
  • a)
    Internet marketing
  • b)
    Internet2
  • c)
    Internet mime
  • d)
    Internet meme
Correct answer is option 'D'. Can you explain this answer?

Freak Artworks answered

The answer to the given question is D: Internet meme.
Explanation:
An Internet meme is a concept or idea that spreads rapidly from one person to another through the internet. It usually takes the form of an image, video, or text that is shared and replicated by internet users. Here is a detailed explanation of the concept:
What is an Internet meme?
- An Internet meme is a humorous or catchy idea, behavior, or style that spreads rapidly across the internet.
- Memes can take various forms, including images, videos, GIFs, hashtags, and catchphrases.
- They often convey a shared cultural reference or a relatable experience that resonates with a wide audience.
Characteristics of Internet memes:
- Viral: Memes have the ability to spread quickly and widely across social media platforms and other online communities.
- Shareability: Memes are easily shared and replicated by internet users, often through social media platforms like Facebook, Twitter, and Instagram.
- Humor: Many memes are humorous in nature, relying on jokes, sarcasm, or irony to entertain and engage users.
- Cultural references: Memes often reference popular culture, current events, or internet phenomena, making them relatable to a broad audience.
Examples of popular internet memes:
- "Distracted Boyfriend" meme: A stock photo of a man looking at another woman while his girlfriend looks on with disapproval. This image is often used to represent situations involving temptation or infidelity.
- "Grumpy Cat" meme: An image of a cat with a displeased facial expression. This meme is used to convey a sense of annoyance or dissatisfaction.
- "This is fine" meme: An illustration of a dog sitting in a room on fire, while saying "This is fine." It is commonly used to express a situation that is chaotic or problematic but pretending everything is okay.
In conclusion, an Internet meme is a concept or idea that spreads virally from one person to another via the internet. It is characterized by its shareability, humor, and cultural references, and can take various forms such as images, videos, or text.

______ were used in second generation computers.
  • a)
    Transistors
  • b)
    Integrated circuits
  • c)
    Vacuum tubes
  • d)
    Microprocessors
Correct answer is option 'A'. Can you explain this answer?

A second generation of computers, through the late 1950s and 1960s featured circuit boards filled with individual transistors and magnetic core memory. A transistor computer, now often called a second generation computer, is a computer which uses discrete transistors instead of vacuum tubes.

Which of the following includes special effects that can be applied to drawing objects?
  • a)
    Gradient fills
  • b)
    Line color and style
  • c)
    All of above
  • d)
    Rotating
Correct answer is option 'C'. Can you explain this answer?

Dr Manju Sen answered
Explanation:
The correct answer is C: Shape Effects. Here's the detailed explanation:
Special effects in drawing objects:
- Special effects can be applied to various drawing objects to enhance their appearance and make them more visually appealing.
- These effects can include things like shadows, reflections, 3D effects, and gradients.
Gradient pattern:
- A gradient pattern is a gradual transition of colors from one to another.
- It can be applied to the fill or outline of a shape to create a smooth color transition.
Options:
A: Shape Fill - This option allows you to apply a solid color, picture, or texture to the fill of a shape. While you can use a gradient fill, it is not specifically for creating a gradient pattern.
B: Shape Outline - This option allows you to apply a solid color, picture, or texture to the outline of a shape. While you can use a gradient outline, it is not specifically for creating a gradient pattern.
C: Shape Effects - This option includes a variety of effects that can be applied to a shape, including shadow, reflection, glow, bevel, and gradient fill. The gradient fill effect specifically allows you to create a gradient pattern on the shape.
D: All of these - This option is incorrect because not all of the options listed (Shape Fill and Shape Outline) specifically allow you to create a gradient pattern. Only Shape Effects includes the gradient fill effect.
Conclusion:
The correct option is C: Shape Effects. This option allows you to apply a gradient pattern to a shape, among other effects.

The  successor of the famous Xbox 360 gaming console released on May 21, 2013 is ______.
  • a)
    Xbox 777
  • b)
    Xbox 720
  • c)
    Xbox One
  • d)
    Xbox Live
Correct answer is option 'C'. Can you explain this answer?

Sanskriti Sen answered
The Successor to Xbox 360
The Xbox 360 was a highly popular gaming console released by Microsoft. Its successor, known for its advanced features and capabilities, is the Xbox One, launched on May 21, 2013. Here’s a closer look at why "Xbox One" is the correct answer.
Key Features of Xbox One
- Powerful Hardware: Xbox One was designed with improved graphics and processing power, offering a more immersive gaming experience compared to Xbox 360.
- All-in-One Entertainment: The console serves not just as a gaming device, but also as a media hub, allowing users to access streaming services and live TV.
- Backward Compatibility: Xbox One supports a selection of Xbox 360 games, allowing players to enjoy their favorite titles from the previous generation.
Misconceptions About Xbox 720
- Rumored Name: Before its official announcement, "Xbox 720" was a popular fan title circulating on the internet, but it was never used by Microsoft.
- Branding Strategy: Microsoft opted for a simpler name, "Xbox One," to signify it as the all-in-one solution for gaming and entertainment.
Conclusion
In summary, the correct answer to the question is option 'C', Xbox One. It represented a new era for gaming consoles, emphasizing versatility, power, and user experience, setting the stage for future advancements in the gaming industry.

PDP-8, the first successful commercial device in its class is an example of a ______.
  • a)
    Palmtop
  • b)
    Supercomputer
  • c)
    Micro computer
  • d)
    Minicomputer
Correct answer is option 'D'. Can you explain this answer?

Anita Menon answered
The PDP-8 is a 12-bit minicomputer that was produced by Digital Equipment Corporation (DEC). It was the first commercially successful minicomputer, with over 50,000 units being sold over the model's lifetime.

OLED stands for ______.
  • a)
    Output Light Emitting Diode
  • b)
    Organic Light Emitting Diode
  • c)
    Organic Light Emitting Dode
  • d)
    Organic Light Emiting Diode
Correct answer is option 'B'. Can you explain this answer?

What is OLED?
OLED stands for Organic Light Emitting Diode. It is a type of display technology that has gained popularity due to its superior picture quality and energy efficiency.
How OLED Works
- Organic Materials: OLEDs are made from organic compounds that emit light when an electric current passes through them. This is different from traditional LCDs, which require a backlight.
- Light Emission: Each pixel in an OLED display emits its own light, allowing for deeper blacks and vibrant colors. When a pixel is turned off, it emits no light, resulting in true black.
Advantages of OLED
- High Contrast Ratios: The ability to turn off individual pixels allows for incredible contrast between light and dark areas.
- Wide Viewing Angles: OLED displays maintain consistent color and brightness from wide angles, making them ideal for group viewing.
- Thin and Flexible: OLED technology allows for thinner screens and even flexible displays, leading to innovative designs in smartphones and televisions.
Applications of OLED
- Televisions: Many high-end televisions now utilize OLED technology for stunning picture quality.
- Smartphones: OLED screens are common in smartphones, providing vibrant colors and energy efficiency.
- Wearables: The flexibility of OLED allows for use in smartwatches and other wearable devices.
In summary, OLED stands for Organic Light Emitting Diode, a technology that revolutionizes display screens with its unique light-emitting properties and numerous advantages.

I have a large video around 0.4 GB size which I want to copy from my laptop to my desktop. Which of the following storage medium is best suited for transferring the video to the desktop computer?
  • a)
    3.5 inch floppy disk
  • b)
    5.25 floppy disk
  • c)
    8GB pen drive
  • d)
    A CD ROM which has only around 10 percent space available
Correct answer is option 'C'. Can you explain this answer?

Dr Manju Sen answered

To transfer a large video file of 0.4 GB from a laptop to a desktop computer, the best-suited storage medium is an 8GB pen drive. Here's why:
1. Capacity:
- The video file is around 0.4 GB in size, which exceeds the storage capacity of both floppy disks (3.5 inch and 5.25 inch) and a nearly full CD ROM.
- An 8GB pen drive provides ample space to accommodate the video file.
2. Convenience:
- Floppy disks are outdated and have limited storage capacities (1.44 MB for 3.5 inch and 360 KB for 5.25 inch). Transferring a 0.4 GB file would require numerous disks and time.
- The CD ROM, with only around 10 percent space available, is insufficient to store the entire video file.
- An 8GB pen drive offers a simple and convenient solution, as it can easily accommodate the video file in a single transfer.
3. Speed:
- Pen drives utilize USB 2.0 or higher interfaces, which provide significantly faster data transfer rates compared to floppy disks or CD ROMs.
- Transferring the video file using a pen drive would be much quicker and efficient.
Therefore, the best option for transferring the large video file from the laptop to the desktop computer is an 8GB pen drive.

Predefined designs called ______ regulate the formatting and layout for the PowerPoint slide.
  • a)
    Design Plates
  • b)
    Templates
  • c)
    Placeholders
  • d)
    Blueprints
Correct answer is option 'C'. Can you explain this answer?

Praveen Kumar answered
Predefined designs called Placeholders regulate the formatting and layout for the PowerPoint slide.
HTML tags:

  • Definition: Predefined designs called Placeholders regulate the formatting and layout for the PowerPoint slide.

  • Explanation: Placeholders are predefined containers on a slide that hold specific types of content, such as text, images, or multimedia. They provide consistent formatting and layout for the slide and make it easier to create professional-looking presentations.

  • Benefits of using Placeholders:


    • Consistency: Placeholders ensure that each slide in a presentation follows a consistent format, enhancing the overall visual appeal.

    • Efficiency: By using placeholders, users can quickly add content to slides and have it automatically formatted according to the design.

    • Flexibility: Placeholders can be customized and rearranged to suit the specific needs of a presentation.


  • Examples of Placeholders:


    • Title Placeholder: This is typically located at the top of the slide and is used for the main title or heading.

    • Content Placeholder: This is the main area where text, images, or other content can be added.

    • Picture Placeholder: This is specifically designed to hold images or graphics.

    • Media Placeholder: This is used for embedding multimedia elements like videos or audio files.



By using placeholders, users can easily create visually appealing and well-organized PowerPoint slides without having to spend excessive time on formatting and layout. Placeholders ensure consistency and efficiency while allowing for flexibility in designing presentations.

The highlight feature of Word highlights sections of text in up to ______ different colors.
  • a)
    16
  • b)
    12
  • c)
    14
  • d)
    15
Correct answer is option 'D'. Can you explain this answer?

Alok Chavan answered
The correct answer is option 'D', which states that the highlight feature of Word can highlight sections of text in up to 15 different colors.

Explanation:

1. Word is a popular word processing software developed by Microsoft. It offers various formatting options to enhance the appearance of text and make it more visually appealing.
2. One of the formatting options available in Word is the highlight feature. This feature allows users to apply colored backgrounds to sections of text to make them stand out.
3. When using the highlight feature in Word, users have the option to choose from a range of different colors to apply as a background to their selected text.
4. These colors can be accessed through the Font Color dropdown menu. By clicking on the dropdown menu, users can see a wide variety of color options.
5. Each color in the dropdown menu represents a different shade or hue that can be used for highlighting text in Word.
6. By default, Word offers a total of 15 different colors in the Font Color dropdown menu for highlighting purposes.
7. These colors include various shades of yellow, green, blue, pink, orange, and more, allowing users to highlight their text in a range of vibrant colors.
8. However, it's important to note that users can also customize their highlight color by selecting "More Colors" from the Font Color dropdown menu. This option allows users to choose any color they desire by entering its specific RGB or HSL values.
9. Therefore, while the default options provide 15 different highlight colors, the customization option allows for an unlimited number of colors to be used for highlighting text in Word.
10. In conclusion, the highlight feature in Word offers up to 15 different colors by default, but users can also create their own custom colors if desired.

Analog and digital signals are processed by which of the following computers?
  • a)
     Analog Computer
  • b)
    Digital Computer
  • c)
     Pascaline
  • d)
    Hybrid Computer
Correct answer is option 'D'. Can you explain this answer?

Meghana verma answered
Hybrid computers are computers that exhibit features of analog computers and digital computers. The digital component normally serves as the controller and provides logical and numerical operations, while the analog component often serves as a solver of differential equations and other mathematically complex equations.

Which of the following computers are primarily used by government organization for critical applications like bulk data processinglike census, consumer statistics, etc?
  • a)
    Micro computers
  • b)
    Mini computers
  • c)
    Mainframe computers
  • d)
    Super computers
Correct answer is option 'C'. Can you explain this answer?

Anita Menon answered
A mainframe computer, informally called a mainframe or big iron, is a computer used primarily by large organizations for critical applications like bulk data processing for tasks such as censuses, industry and consumer statistics, enterprise resource planning, and large-scale transaction processing.

A business card reader uses ______ technology to convert text on business card to typed text on the computer.
  • a)
    Impact
  • b)
    MICR
  • c)
    Optical Character Recognition
  • d)
    Optical Mark Reader
Correct answer is option 'C'. Can you explain this answer?

EduRev Class 6 answered
Answer:
The correct answer is C: Optical Character Recognition (OCR)
Explanation:
A business card reader uses Optical Character Recognition (OCR) technology to convert text on a business card to typed text on the computer. Here's how it works:
1. Optical Character Recognition (OCR) is a technology that allows computers to recognize and interpret printed or handwritten text.
2. When a business card is placed in a business card reader, the device uses OCR technology to scan the text on the card.
3. The OCR software analyzes the scanned image and identifies the individual characters and words.
4. The recognized text is then converted into typed text on the computer screen.
5. OCR technology can accurately convert text from various fonts, sizes, and orientations, making it suitable for reading business cards with different designs and layouts.
6. The converted text can be further processed and used for various purposes, such as adding contact information to digital address books or CRM systems.
Overall, OCR technology enables efficient and accurate digitization of business card information, eliminating the need for manual data entry and saving time and effort.

Which of the following statements is NOT correct about the Mailbox app?
  • a)
    It is a free e-mail management application for IOS.
  • b)
    It does not work with Gmail.
  • c)
    It was released in 2013.
  • d)
    It is developed by Orchestra, Inc.
Correct answer is option 'B'. Can you explain this answer?


The correct statement about the Mailbox app that is NOT correct is:
B: It does not work with Gmail.
Here is a detailed explanation for each statement:
A: It is a free e-mail management application for iOS.
- Mailbox is indeed a free e-mail management application available for iOS devices.
B: It does not work with Gmail.
- This statement is incorrect. The Mailbox app is compatible with Gmail and supports Gmail accounts.
C: It was released in 2013.
- Mailbox app was indeed released in 2013.
D: It is developed by Orchestra, Inc.
- This statement is correct. The Mailbox app was developed by Orchestra, Inc.
In summary, the correct answer is B: It does not work with Gmail.

The materials given to the audience before, during and after a presentation are called ______.
  • a)
    Notes
  • b)
    Handouts
  • c)
    Slides
  • d)
    Callout
Correct answer is option 'B'. Can you explain this answer?

Freak Artworks answered
Answer:

The materials given to the audience before, during, and after a presentation are called handouts.
Explanation:
Handouts are an important part of any presentation as they provide additional information and resources to the audience. They serve as a reference guide and help the audience follow along and understand the content more effectively. Here's a breakdown of why handouts are the correct answer:
- Notes: While notes can be given to the audience, they are usually for the presenter's reference and not typically distributed to the audience.
- Handouts: Handouts are physical or digital materials that are given to the audience before, during, or after a presentation. They can include outlines, summaries, key points, diagrams, or additional resources.
- Slides: Slides are visual aids that are used during the presentation to support the speaker's message. They are displayed on a screen or projector but are not typically given to the audience as a handout.
- Callout: A callout is a graphic or text element that draws attention to a specific point on a slide or other visual aid. It is not the term used to describe the materials given to the audience.
In summary, the correct answer is B: Handouts.

Which was the electronic general purpose computer in the world?
  • a)
    UNIVAC
  • b)
    EDVAC
  • c)
    PDP- 11
  • d)
    ERA 1101 or UNIVAC 1
Correct answer is option 'C'. Can you explain this answer?

Amit Sharma answered
PDP-11 (Programmed Data Processor-11) is one of the most famous computers in computing history, one of a series manufactured by Digital Equipment Corporation ( DEC ) from the early 1960s through the mid-1990s.

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