Question

    The unit of communication at the data link layer is a

    .......................,,,,,,,,,,,,,
    A bit Correct Answer Incorrect Answer
    B frame Correct Answer Incorrect Answer
    C datagram Correct Answer Incorrect Answer
    D packet Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Aframeis "the unit of transmission in alink layerprotocol, and consists of alink layerheader followed by a packet." Aframeis a series of bits generally composed offramesynchronization bits, the packet payload, and aframecheck sequence

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