OSI Layers MCQ Questions and Answers Quiz

21. ICMP is primarily used for

  1. error and diagnostic functions
  2. addressing
  3. forwarding
  4. none of the mentioned

22. Transport layer aggregates data from different applications into a single stream before passing it to

  1. network layer
  2. data link layer
  3. application layer
  4. physical layer

23. Which one of the following is a transport layer protocol used in internet?

  1. TCP
  2. UDP
  3. both (a) and (b)
  4. none of the mentioned

24. User datagram protocol is called connectionless because

  1. all UDP packets are treated independently by transport layer
  2. it sends data as a stream of related packets
  3. both (a) and (b)
  4. none of the mentioned

25. Transmission control protocol is

  1. connection oriented protocol
  2. uses a three way handshake to establish a connection
  3. recievs data from application as a single stream
  4. all of the mentioned

26. An endpoint of an inter-process communication flow across a computer network is called

  1. socket
  2. pipe
  3. port
  4. none of the mentioned

27. Socket-style API for windows is called

  1. wsock
  2. winsock
  3. wins
  4. none of the mentioned

28. A _____ is a TCP name for a transport service access point.

  1. port
  2. pipe
  3. node
  4. none of the mentioned

29. Transport layer protocols deals with

  1. application to application communication
  2. process to process communication
  3. node to node communication
  4. none of the mentioned

30. Which one of the following is a transport layer protocol?

  1. stream control transmission protocol
  2. internet control message protocol
  3. neighbor discovery protocol
  4. dynamic host configuration protocol
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