Table of contents | |
Multiple Choice Questions (MCQs): | |
Fill in the Blanks: | |
True/False: | |
Match the Following: |
Q1: Which of the following wireless transmission methods typically has the highest bandwidth?
A: Wi-Fi
B: Bluetooth
C: Cellular Data (4G)
D: Cellular Data (5G)
Ans: A
Wi-Fi is capable of transmitting data at speeds up to 1.6 Gbps, making it the highest bandwidth option among the given choices.
Q2: What is the purpose of a URL?
A: To identify devices on a network
B: To locate files on a web server
C: To encrypt data during transmission
D: To connect to a Wi-Fi network
Ans: B
URLs (Uniform Resource Locators) are used to locate files on web servers, allowing users to access web pages, stream videos, or use messaging services.
Q3: Which protocol is used to secure data transmission between a web browser and a web server?
A: HTTP
B: HTTPS
C: SSL
D: IP
Ans: B
HTTPS (Hypertext Transfer Protocol Secure) is the protocol that ensures all communication between a web browser and a website is encrypted, providing a secure connection.
Q4: What is the role of DNS in accessing web pages?
A: To encrypt data during transmission
B: To translate domain names into IP addresses
C: To identify secure websites
D: To establish a wireless connection
Ans: B
The Domain Name System (DNS) acts as a directory that links domain names to IP addresses, allowing users to access web pages by entering memorable domain names instead of numerical IP addresses.
Q5: Which of the following is a basic encryption technique where letters in the plaintext are shifted a certain number of places down the alphabet?
A: Substitution Cipher
B: Caesar Cipher
C: SSL
D: Parity Check
Ans: B
The Caesar Cipher is a basic encryption technique where each letter in the plaintext is shifted a certain number of places down the alphabet.
Q1: ____________ is the process of encoding messages or information in a way that only authorized parties can access it.
Ans: Encryption
Q2: A(n) ____________ is a collection of web pages and their content maintained by search engines.
Ans: Database
Q3: The padlock icon in the address bar indicates that the web page has a(n) ____________ certificate, signifying a secure connection.
Ans: SSL
Q4: ____________ is a field dedicated to improving the visibility of websites within search engine rankings.
Ans: Search Engine Optimization (SEO)
Q5: ____________ image search allows users to initiate searches by uploading an image to find related content or similar images online.
Ans: Reverse
Q1: Bluetooth typically has a longer transmission range compared to Wi-Fi.
Ans: False
Wi-Fi has a longer transmission range, with a typical indoor range of approximately 30 meters, while Bluetooth's range is limited to around 40 meters indoors.
Q2: The top-level domain (TLD) in a URL indicates the type of organization or country associated with the website.
Ans: True
The TLD, such as .com, .net, or .in, represents the type of organization or country associated with the website.
Q3: SSL certificates are used to secure data transmission between a web browser and a web server.
Ans: True
SSL (Secure Sockets Layer) certificates are used to encrypt data transmitted between a web browser and a web server, ensuring a secure connection.
Q4: Search engines can only understand text-based queries and cannot process image-based searches.
Ans: False
Advancements in AI have enabled search engines to offer image-based searching, also known as reverse image search, where users can upload an image to find related content or similar images online.
Q5: Encryption algorithms are used to both encrypt and decrypt data during transmission.
Ans: True
Encryption algorithms are used to encrypt data before transmission and decrypt the data once it reaches the intended recipient, ensuring secure communication.
Answer: 1 - b, 2 - a, 3 - c, 4 - d, 5 - e
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