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Computer Networks Objective Type Interview Questions with Answers | Page-6

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Download in pdf multiple choice questions(mcqs) & answers on Fundamentals of Data Communication. These general awareness quiz objective questions answers include mcqs on coaxial cable, twisted pair wire etc.
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(26) Which transmission mode is used for data communication along telephone line ?
[A] Parallel
[B] Asynchronous
[C] Synchronous
[D] Serial

Comment

Answer: Option [D]
(27) In fiber optic, the signal source is
[A] Light
[B] Radio
[C] Very low frequency
[D] Microwave frequency

Comment

Answer: Option [A]

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(28) Which of the following is not a guided medium ?
[A] Coaxial cable
[B] Twisted pair wire
[C] Fiber-optic cable
[D] Atmosphere

Comment

Answer: Option [D]
(29) The inner core of an optical fiber is ______
[A] Copper
[B] Glass or plastic
[C] Liquid
[D] Bimetallic

Comment

Answer: Option [B]
(30) Coaxial cables are widely used in
[A] Cable TV networks
[B] Telephone networks
[C] Both (A) and (B)
[D] Computer networks

Comment

Answer: Option [C]

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DATA COMMUNICATION & COMPUTER NETWORKS – MULTIPLE CHOICE QUESTIONS AND ANSWERS | 250 MCQS

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