Data Transmission Network - Multiple Choice Questions and Answers | Page-6

Questions

26 Usually telephone traffic is measured by

A Blocking probabilities

B Grade of service

C Relative congestion

D Erlangs

Answer: Option [D]

27 The T1 carrier corresponding to time division multiplexing consists of following number of voice channels

A 24

B 12

C 20

D 32

Answer: Option [A]

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28 In Cellular Mobile Communication handoff means

A To disturb the signal

B To disturb the antenna

C To switch off the MTSO

D To switch to a new channel when call is in progress

Answer: Option [D]

29 __________ is the IP address in the B class ?

A 125.123.123.2

B 191.023.21.54

C 192.128.32.56

D 10.14.12.34

Answer: Option [B]

30 Data communication is related to ________

A The use of telecommunication.

B The transfer of encoded data between two locations.

C The transfer of information between two locations.

D The transfer of encoded information using telecommunication.

Answer: Option [B]