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Computer Networks Multiple Choice Questions with Answers for Interview

Questions
6 Coaxial cables are widely used on
A telephone networks
B cable TV networks
C broadband networks
D none of these above

Answer: Option [B]

The Copper made coaxial cables are used on cable TV networks

7 The effective bandwidth of a signal is the
A width of the spectrum
B width of range of frequencies
C band of frequencies containing most of the energy in the signal
D width of the channel

Answer: Option [C]

The effective bandwidth of a signal is the band of frequencies containing most of the energy in the signal.

8 Twisting of wire reduces
A interference
B impulse noise
C low frequency interference
D none of these above

Answer: Option [C]
9 The transmission of digital signal at the original frequency without modulation is called
A baseband signaling
B broadband signaling
C digital signaling
D none of these

Answer: Option [A]

Baseband signal transmits the digital signal without modulation.

10 Which of the following transmission is concerned with content of the data ?
A Analog transmission
B Digital transmission
C Both analog and digital transmission
D None of these above

Answer: Option [B]

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