Get All Modules The Bits and Bytes of Computer Networking Graded Quiz Answers
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Q1. Which of the following systems is a precursor to later dial-up networks?
Answer: Bulletin Board
Explanation: Bulletin Board Systems (BBS) were an early form of communication over phone lines, allowing users to exchange messages and files, and can be considered a precursor to dial-up networks.
Q2. What term is used to refer to any internet connectivity technology that isn’t dial-up?
Answer: Broadband
Explanation: Broadband refers to any high-speed internet connection that isn’t dial-up, including technologies like DSL, cable, and fiber.
Q3. A T1 line consists of how many telephone channels?
Answer: 24
Explanation: A T1 line consists of 24 separate telephone channels, each capable of transmitting 64 Kbps, providing a total bandwidth of 1.544 Mbps.
Q4. What is the more accurate name for a DSL modem?
Answer: DSLAM
Explanation: DSLAM (Digital Subscriber Line Access Multiplexer) is the correct term for equipment used to connect multiple DSL lines to a service provider’s core network, often referred to as a DSL modem.
Q5. What connects lots of different cable connections to an ISP’s core network?
Answer: CMTS
Explanation: A CMTS (Cable Modem Termination System) connects multiple cable connections (from cable modems) to an ISP’s core network.
Q6. Does FTTB stand for Fiber to the Basement?
Answer: Yes
Explanation: FTTB (Fiber to the Basement) refers to a fiber-optic connection that runs to a building’s basement, where it is then distributed to the rest of the building.
Q7. Which 802.11 specification was widely adopted first?
Answer: 802.11b
Explanation: 802.11b was the first widely adopted Wi-Fi standard, providing speeds of up to 11 Mbps and operating in the 2.4 GHz range.
Q8. Which type of network contains one or more access points that act as a bridge between wired and wireless networks?
Answer: WLAN
Explanation: A WLAN (Wireless Local Area Network) contains access points that bridge wireless devices to the wired network.
Q9. How many bits long is a WPA2 key?
Answer: 256
Explanation: A WPA2 (Wi-Fi Protected Access 2) key is typically 256 bits long, providing strong encryption for wireless networks.
Q10. Cellular network towers (or cells) are configured in such a way so that they avoid what type of problem?
Answer: Overlap
Explanation: Cellular towers are designed to avoid overlap to ensure efficient frequency reuse and to reduce interference between neighboring cells.
Get All Module The Bits and Bytes of Computer Networking Practice Quiz Answers >>
Module 01 Challenge: Networking Basics Quiz Answers
Module 02 Challenge: The Network Layer Quiz Answers
Module 03 Challenge: The Five-Layer Network Model Quiz Answers
Module 04 Challenge: Networking Services Quiz Answers
Module 05 Challenge: Limitations of the Internet Quiz Answers
Module 06 Challenge: Troubleshooting and the Future of Networking Quiz Answers