Question

The value of acknowledgement field in a segment defines _______

(a) sequence number of the byte received previously

(b) total number of bytes to receive

(c) sequence number of the next byte to be received

(d) sequence of zeros and ones

The question was posed to me in a job interview.

I'd like to ask this question from TCP-1 topic in portion Transport Layer of Computer Network

Answer 1

Correct choice is (c) sequence number of the next byte to be received

For explanation: The acknowledgement field in a segment defines the sequence number of the byte which is to be received next i.e. sequence number of byte that the sender should transmit next.