Multiple choice

Which of the following fields in TCP header specifies the number of data bytes beginning with the one indicated in the acknowledgement number field that the receiver is willing to accept?

  1. FIN

  2. Data offset

  3. Window

  4. Checksum

  5. Urgent pointer

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This field in TCP segment format specifies the number of data bytes beginning with the one indicated in the acknowledgement number field that the receiver is willing to accept.