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Computer Networks Objective Type Interview Questions with Answers | Page-5

21 In ______ transmission, a start bit and stop bit from a character byte.
A Parallel
B Asynchronous
C Synchronous
D Data transfer

Answer: Option [B]
22 Communication system is a combination of
A Hardware
B Software
C Data transfer links
D All of the above

Answer: Option [D]
23 The slowest transmission speeds are those of
A Coaxial cable
B Twisted pair wire
C Fiber-optic cable
D Microwave

Answer: Option [B]
24 Fiber optic communication system uses:
A Simplex communication
B Full-duplex
C Both (A) and (B)
D None of the above

Answer: Option [C]
25 Transmission media are usually categorized as
A Determinate and indeterminate
B Guided or unguided
C Fixed or unfixed
D None of the above

Answer: Option [B]


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