题目内容

Suppose the TCP receiver receives the segment that partially or completely fills in gap in received data, it will ____.

A. immediately send ACK
B. immediately send duplicate ACK
C. wait some time for arrival of another in-order segment
D. send single cumulative

查看答案
更多问题

_____ imposes constrain on the rate at which a TCP sender can send traffic into the network.

A. sliding window
B. congestion window
C. receive window
D. variable window

This job of delivering the data in a transport-layer segment to the correct socket is called ____.

A. multiplexing
B. de-multiplexing
C. forwarding
D. routing

If we define N to be the window size, base to be the sequence number of the oldest unacknowledged packet, and next-seq-num to be the smallest unused sequence number, then the interval [base, nextseqnum-1] corresponds to packet that ____.

A. can be sent immediately
B. have already been transmitted and acknowledged
C. cannot be used
D. have been sent but not yet acknowledged

The field of Length in UDP segment specifies the length of ____.

A. the UDP segment, not including the header
B. the UDP segment, including the header
C. the UDP segment’s header
D. the Length field

答案查题题库