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Tuesday, 14 September 2021

Computer networks multiple choice questions with answers 06

Computer networks multiple choice questions with answers, entrance exam quiz questions on computer networks, solved exam questions on computer networks, MCQ in CN

Computer Networks MCQ - SET 06

1. The Domain Name Service (DNS) is an example of a

(a) transaction-oriented application-layer protocol

(b) session-oriented application-layer protocol

(c) transaction-oriented transport-layer protocol

(d) session-oriented transport-layer protocol

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2. Which of the following is an advantage of persistent HTTP connection?

(a) additional RTT's when obtaining multiple Web objects from different Web servers

(b) re-using an existing TCP connection for a Web transfer when it is possible to do so

(c) increased latency on subsequent requests

(d) None of the above

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3. Which of the following is used by the network application BitTorrent?

(a) the peer-to-peer file sharing and TCP

(b) the peer-to-peer file sharing and UDP

(c) the client-server file sharing and TCP

(d) the client-server file sharing and UDP

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4. In general, the throughput achieved by TCP for a
file transfer is

(a) inversely proportional to the average window size used during the transfer

(b) inversely proportional to the round trip time of the network path

(c) inversely proportional to the TCP segment size used for the transfer

(d) all of the above

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5. For a TCP segment header, the minimum size is

(a) 20 bytes

(b) 25 bytes

(c) 10 – 12 bytes

(d) 16 bits

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Related links

 

 

What is an advantage of persistent HTTP connection?

What does DNS do?

Domain Name Service is a transaction oriented application layer protocol

How many RTTs a persistent http connection takes

What type of file sharing is done by BitTorrent

How do you relate TCP throughput and Round Trip Time

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