A TCP segment carries data octets 456 through 980.The following TCP segment is a supervisory segment carrying no data.What value is in the sequence number field of the latter TCP segment?
A)456.
B)457.
C)980.
D)981.
E)We cannot say.

Question

Quizplus · Accepted Answer

Since the supervisory segment carries no data, the sequence number in the later TCP segment will be the next expected sequence number, which is 981.

A TCP Segment Carries Data Octets 456 Through 980