Top 80+ Solved Computer Networking (CN) MCQ Questions Answer
Q. MODEM is a device used for converting .
a. digital signal to analog
b. analog signal to digital
c. both a & b
d. neither a nor b
Q. Hub is to switch/ bridge since it repeats data even to the unwanted connections.
a. inferior
b. superior
c. equivalent
d. none of them
Q. Switch is to a hub since unwanted repetitions are curtailed.
a. inferior
b. superior
c. equivalent
d. none of them
Q. The device which connects one Local Area Network to another Local Area Network is called
a. hub
b. switch
c. modem
d. bridge
Q. A cable with single copper core and braided metal shield is called .
a. unshielded twisted cable
b. shielded twisted cable
c. coaxial cable
d. fibre optic cable
Q. Fibre optic cables are interferences from electric cables and electromagnetic waves.
a. prone to
b. unaffected by
c. susceptible to
d. affected by
Q. Wireless networks communicate using signal instead of cables.
a. infrared
b. low frequency radio wave
c. wireless fidelity (wifi - ieee 802.11 standard)
d. all of them
Q. In the modern days, is the best choice for wireless networking.
a. wifi
b. infrared
c. radio waves
d. micro-wave
Q. Wireless networks are wired networks.
a. slower than
b. faster than
c. as fast as
d. none of them
Q. In terms of data safety, wireless networks are wired networks.
a. more secure than
b. less secure than
c. as safe as
d. none of them