Q81. Which technology allows for high-speed Internet connections via telephone lines?
a) DSL
b) Dial-Up
c) Satellite
d) Fiber Optic
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Correct Answer: a) DSL
Explanation: DSL (Digital Subscriber Line) provides high-speed Internet access over traditional telephone lines, offering faster speeds than dial-up.
Q82. What is the primary function of a “search engine”?
a) To index and retrieve web pages based on user queries
b) To store and manage email accounts
c) To transfer files between computers
d) To secure network connections
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Correct Answer: a) To index and retrieve web pages based on user queries
Explanation: A search engine indexes web pages and retrieves relevant results based on user search queries, helping users find information online.
Q83. What is “USB Tethering”?
a) Sharing a mobile phone’s Internet connection with another device via USB
b) Connecting a mobile phone to a computer via Bluetooth
c) Using a USB device to access Wi-Fi
d) Transferring files between two computers via USB
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Correct Answer: a) Sharing a mobile phone’s Internet connection with another device via USB
Explanation: USB Tethering allows a mobile phone to share its Internet connection with another device, such as a laptop, using a USB cable.
Q84. What does “HTTP” stand for?
a) Hypertext Transfer Protocol
b) Hyper Transfer Text Protocol
c) Hypertext Text Protocol
d) Hyper Transfer Protocol
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Correct Answer: a) Hypertext Transfer Protocol
Explanation: HTTP stands for Hypertext Transfer Protocol, the foundation of data communication on the World Wide Web, enabling web page requests and transfers.
Q85. What is a “domain name”?
a) The address used to identify a website on the Internet
b) A type of email account
c) A network security protocol
d) A web hosting service
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Correct Answer: a) The address used to identify a website on the Internet
Explanation: A domain name is a human-readable address used to identify and locate websites on the Internet, such as “example.com”.
Q86. Which technology uses radio waves to provide Internet access?
a) Wi-Fi
b) Fiber Optic
c) Satellite
d) DSL
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Correct Answer: a) Wi-Fi
Explanation: Wi-Fi uses radio waves to provide wireless Internet access, allowing devices to connect to the Internet without physical cables.
Q87. Which of the following is a popular web browser developed by Mozilla?
a) Chrome
b) Edge
c) Safari
d) Firefox
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Correct Answer: d) Firefox
Explanation: Firefox is a web browser developed by Mozilla, known for its open-source nature and emphasis on privacy and security.
Q88. What does “ISP” stand for?
a) Internet Service Provider
b) Internet Security Protocol
c) Integrated System Platform
d) International Standard Protocol
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Correct Answer: a) Internet Service Provider
Explanation: ISP stands for Internet Service Provider, a company that provides individuals and businesses with access to the Internet.
Q89. What does “fiber optic” technology use to transmit data?
a) Light signals
b) Radio waves
c) Electrical signals
d) Sound waves
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Correct Answer: a) Light signals
Explanation: Fiber optic technology transmits data using light signals through thin glass or plastic fibers, enabling high-speed and high-capacity Internet connections.
Q90. Which of the following is NOT a web browser?
a) Safari
b) Edge
c) Photoshop
d) Firefox
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Correct Answer: c) Photoshop
Explanation: Photoshop is a graphic design and image editing software, not a web browser. Safari, Edge, and Firefox are web browsers.