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Data Transmission Network - Multiple Choice Questions and Answers | Page-10

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Download in pdf multiple choice questions(mcqs) & answers on Data Transmission Network. These general awareness quiz objective questions answers include mcqs on ATM cell, class B IP address etc.
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(46) A signal with a power of 10 mw is transmitted through a co-axial cable. Signal level measured at the other end of the cable is 5 mw. What is the loss of the signal strength ?
[A] -3 dB
[B] 3 dB
[C] 2 dB
[D] -2 dB

Comment

Answer: Option [C]
(47) The size of ATM cell in octets is
[A] 48
[B] 5
[C] 64
[D] 53

Comment

Answer: Option [D]

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(48) The range of first octet of class B IP address is
[A] 0 to 127
[B] 128 to 191
[C] 192 to 223
[D] 224 to 239

Comment

Answer: Option [B]
(49) Sending an e-mail requires
[A] Connection-oriented approach with timing relationship between sender and receiver
[B] Connection-less approach with timing relationship between sender and receiver
[C] Connection-oriented approach with no timing relationship between sender and receiver
[D] Connection-less approach with no timing relationship between sender and receiver

Comment

Answer: Option [C]
(50) An application generates a traffic stream that requires ATM cells to be transmitted at almost uniform time spacing and expects that the receiver will receive the stream with a small delay jitter. This application requires
[A] CBR
[B] GBR
[C] UBR
[D] ABR

Comment

Answer: Option [A]

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

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