题目内容

Because TCP only acknowledges bytes up to the first missing byte in the stream, TCP is said to provide____.

A. Cumulative acknowledgements
B. Selective acknowledgements
C. 3 duplicate ACKs
D. positive ACKs

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Provided RcvBuffer=20, LastByteRcvd=20, LastByteRead=15, then RcvWindow = ____.

A. 14
B. 15
C. 16
D. 10

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TCP service does not provide____.

A. Reliable data transfer
B. Flow control
C. Delay guarantee
D. Congestion control

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There are two states in TCP congestion control, which are ____.

A. slow start and congestion avoidance
B. safe start and congestion avoidance
C. slow start and congestion abandon
D. safe start and congestion abandon

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The transport-layer protocol provides logical communication between , and the network-layer protocol provides logical communication .

A. hosts, processes
B. processes, hosts
C. threads, processes
D. processes, threads

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Because TCP only acknowledges bytes up to the first missing byte in the stream, TCP is said to provide____.

A. Cumulative acknowledgements B. Selective acknowledgements C. 3 duplicate ACKs D. positive ACKs

Provided RcvBuffer=20, LastByteRcvd=20, LastByteRead=15, then RcvWindow = ____.

TCP service does not provide____.

There are two states in TCP congestion control, which are ____.

The transport-layer protocol provides logical communication between ____, and the network-layer protocol provides logical communication ____.

A. Cumulative acknowledgements
B. Selective acknowledgements
C. 3 duplicate ACKs
D. positive ACKs

The transport-layer protocol provides logical communication between , and the network-layer protocol provides logical communication .