Data Link Layer MCQ

Test your knowledge with important Data Link Layer MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Data Link Layer MCQs at Bissoy

• The technique of temporarily delaying outgoing acknowledgements so that they can be hooked onto the next outgoing data frame is called ____________
  ক

  piggybacking

  খ

  cyclic redundancy check

  গ

  fletcher’s checksum

  ঘ

  parity check
• Which of the following is the multiple access protocol for channel access control?
  ক

  CSMA/CD

  খ

  CSMA/CA

  গ

  Both CSMA/CD & CSMA/CA

  ঘ

  HDLC
• Which of the following is a data link protocol?
  ক

  ethernet

  খ

  point to point protocol

  গ

  hdlc

  ঘ

  all of the mentioned
• CRC stands for __________
  ক

  cyclic redundancy check

  খ

  code repeat check

  গ

  code redundancy check

  ঘ

  cyclic repeat check
• When 2 or more bits in a data unit has been changed during the transmission, the error is called ____________
  ক

  random error

  খ

  burst error

  গ

  inverted error

  ঘ

  double error
• Automatic repeat request error management mechanism is provided by ________
  ক

  logical link control sublayer

  খ

  media access control sublayer

  গ

  network interface control sublayer

  ঘ

  application access control sublayer
• Header of a frame generally contains ______________
  ক

  synchronization bytes

  খ

  addresses

  গ

  frame identifier

  ঘ

  all of the mentioned
• Which sublayer of the data link layer performs data link functions that depend upon the type of medium?
  ক

  logical link control sublayer

  খ

  media access control sublayer

  গ

  network interface control sublayer

  ঘ

  error control sublayer
• Which of the following tasks is not done by data link layer?
  ক

  framing

  খ

  error control

  গ

  flow control

  ঘ

  channel coding
• The data link layer takes the packets from _________ and encapsulates them into frames for transmission.
  ক

  network layer

  খ

  physical layer

  গ

  transport layer

  ঘ

  application layer