What is the function of the last field in a data link layer frame?

IT Questions BankCategory: CCNA 1 v7What is the function of the last field in a data link layer frame?

What is the function of the last field in a data link layer frame?

  • To determine whether the frame experienced transmission errors
  • To identify special flow control services such as quality of service (QoS)
  • To identify the beginning and end limits of the frame
  • To identify the Layer 3 protocol in the data field

Explanation: The last field in the data link frame is the frame check sequence (FCS) which is used to determine if the frame has experienced transmission errors.

More Questions: 6.3.5 Check Your Understanding – Data Link Frame


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