Multiple choice

ARQ stands for

  1. automatic repeat quantization

  2. automatic repeat request

  3. acknowledge repeat request

  4. automatic retransmission request
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

ARQ (Automatic Repeat reQuest) is an error control mechanism used in data communications. When the receiver detects errors, it automatically requests retransmission of the corrupted data packets, ensuring reliable delivery.

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