312-38 · Question #71
Fill in the blank with the appropriate term. The ___________protocol is a feature of packet-based data transmission protocols. It is used to keep a record of the frame sequences sent and their…
The correct answer is A. Sliding Window. Sliding Window (option A) is correct because this protocol maintains a "window" of multiple frames that can be sent before requiring acknowledgment, tracking both the sequence numbers of sent frames and their corresponding ACKs - exactly what the question describes. It enables…
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Options
- ASliding Window
How the community answered
(32 responses)- A100% (32)
Explanation
Sliding Window (option A) is correct because this protocol maintains a "window" of multiple frames that can be sent before requiring acknowledgment, tracking both the sequence numbers of sent frames and their corresponding ACKs - exactly what the question describes. It enables efficient, continuous data transmission in packet-based networks like TCP by allowing multiple unacknowledged frames to be "in flight" simultaneously.
Since this question presents only one choice, there are no distractors to evaluate - it functions as a fill-in-the-blank identification question rather than a traditional multiple-choice item.
Memory tip: Picture a physical sliding window on a train - as each frame is acknowledged, the window "slides" forward to reveal the next frame to send. The window tracks what's been sent (left edge) and what's been received (right edge), just like the protocol tracks sent sequences and received ACKs.
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