Which device is used to convert digital signals to analog for transmission over a cable network? MCQ with Answer and Explanation

Which device is used to convert digital signals to analog for transmission over a cable network?
A. DSL modem
B. Router
C. Cable modem
D. Switch
Answer: Option C
Solution (By JKSSB Mock Tests)
A cable modem is used for cable internet, converting digital data for transmission over coaxial cable.

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Practice More Computer Networking Questions

Question #1
Which type of network is the Internet considered?
A. LAN
B. PAN
C. WAN
D. MAN

Correct Answer: Option C


Explanation:
The Internet is the largest example of a WAN, spanning the entire globe.

This question belongs to: Computer Computer Networking
Question #2
Which type of network topology requires a central controller or hub to connect all peripheral nodes, making the entire network dependent on that single central device?
A. Ring Topology
B. Bus Topology
C. Star Topology
D. Mesh Topology

Correct Answer: Option C


Explanation:
In a star topology, each network host is connected to a central hub or switch. If the central device fails, the whole network goes down.

This question belongs to: Computer Computer Networking
Question #3
What is the main advantage of a star topology?
A. Fault-tolerant
B. Easy to troubleshoot
C. Low cost
D. High redundancy

Correct Answer: Option B


Explanation:
Star topology simplifies troubleshooting because each connection is independent.

This question belongs to: Computer Computer Networking