कंप्यूटर अवेयरनेस टेस्ट - 18

Ans. (a)
Sol. SMTP stands for Simple Mail Transfer Protocol

Ans. (a)
Sol. NCSA Mosaic, or simply Mosaic, is a discontinued early web browser. It has been credited with popularizing the World Wide Web. It was the first graphical web browser.

Ans.(c)
Sol. The CMOS is a physical part of the motherboard: it is a memory chip that houses setting configurations and is powered by the onboard battery. The CMOS is reset and loses all custom settings in case the battery runs out of energy, additionally, the system clock resets when the CMOS loses power.

Ans. (a)
Sol. A superclass passes its characteristics to it's subclass in concept of inheritance in programming languages. 

Ans (d)
Sol. Neural Network is a computer system modelled on the human brain and nervous system.

Ans.(d)
Sol. The maximum size of text filed in Access is 255 characters.

Ans.(c)
Sol. Software piracy is the illegal copying, distribution, or use of software.

 Ans.(c)
Sol. 1. -> Spacebar -> enter, will start numbered list.

 Ans.(c)
Sol. Common uses of web beacon are email tracking and page tagging for web analytics. Its alternative names are web bug, tracking bug, tag, or page tag. 

Ans. (c)
Sol. Biometrics is the measurement and statistical analysis of people's physical and behavioral characteristics. The technology is mainly used for identification and access control, or for identifying individuals that are under surveillance.

Ans. (b)
Sol. An email address consists of two parts, a local-part or user name and a domain-part separated by an “@” – in steve@example.com, steve is the local-part or user name and example.com is the domain-part.

 Ans. (c)
Sol. Java Database Connectivity (JDBC) is an application programming interface (API) for the programming language Java, which defines how a client may access a database. It is part of the Java Standard Edition platform, from Oracle Corporation.

 Ans. (e)
Sol. Modifier keys include Alt, Ctrl, Shift. A modifier key is a key that modifies the action of another key when the two are pressed together.

Ans.(c)
Sol. E-mail service providers allow you to create an e-mail account. Hotmail, Gmail and Yahoo Mail allow you to create a free e-mail account, but Bing doesn’t. 

Ans. (c) 
Sol. Motion path is a method of moving items on a slide.

Ans.(a)
Sol. A heat sink is a component of a motherboard which absorbs the heat produced by the processor and other components of a computer. 

Ans.(d)
Sol. Operating system provides an interface between a user and computer hardware. It enables a user to utilize hardware resources efficiently. 

Ans.(c)
Sol. A light pen is a pointing device that uses a photoelectric (light-sensitive) cell to indicate a position on the display screen. 

Ans.(e)
Sol. Video Card is an expansion card which generates a feed of output images to a display

Ans.(a)
Sol. Output Devices lets users to view or print data, for example: Monitor (screen display), Printer.

Ans.(a)

Sol. The computer that exhibits the features of both digital and analog computers is known as a hybrid computer. 

Ans.(d)

Sol. Non-impact printer does not establish any mechanical contact between the print head and the paper. The well-known non-impact printers are inkjet and laser printers.

Ans.(a)

Sol. Cache memory is a form of Random Access Memory (RAM) that is directly associated with the microprocessor.  

 Ans.(e)

Sol. Piconet is an adhoc network that works on the Bluetooth technology and connects up to eight devices. It is also called personal area network (PAN). A scatternet is a type of ad hoc computer network consisting of two or more piconets.

Ans.(c)

Sol. In the simplex mode, communication is always unidirectional, for example television. In the half-duplex mode, communication is bidirectional but one at a time, which means only one of the parties can send data at a time. Walkie-talkie is an example of half duplex communication. In the full-duplex mode, communication is bidirectional, which means both the parties can transmit data simultaneously. Telephone is an example of full-duplex communication. The semi-duplex mode is not and type of communication mode.  

Ans.(b)

Sol. In the case of walkie-talkie, the person at one end sends signals, while the other on the receiving end receives these signals. The person at the receiving end cannot communicate until the person at the first end stops.   

Ans.(a)

Sol. The peer-to-peer network is a type of network where each computer is connected to the other to share resources without requiring a separate server system. In this network, computers can be connected via an ad-hoc connection. 

Ans. (c)

Sol.  Mozilla Firefox is a web browser.

Ans. (c)

Sol. Multimedia is the field concerned with the computer-controlled integration of text, graphics, drawings, still and moving images (Video), animation, audio, and any other media where every type of information can be represented, stored, transmitted and processed digitally.

 Ans. (d)

Sol. Booting is a startup sequence that starts the operating system of a computer when it is turned on. A boot sequence is the initial set of operations that the computer performs when it is switched on. Every computer has a boot sequence.