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سؤال 341

In an ARQ mode, what is meant by a NAK response to a transmitted packet?

  1. Request retransmission of the packetپاسخ درست
  2. Packet was received without error
  3. Receiving station connected and ready for transmissions
  4. Entire file received correctly

توضیح

NAK is the negative acknowledgement: it reports that the received block failed its error check, so the sending station must transmit that packet again.

ادامهٔ این آزمون

شروع تمرین
سؤال 341: In an ARQ mode, what is meant by a NAK response to a… · FCC General Class (Element 3) · Questena