Which TCP mechanism is used to detect transmission errors in a segment?
Options
A.
Checksum
B.
Port number
C.
Sequence number
D.
Window size
E.
None of the above
Correct Answer (Detailed Explanation is Below)
A.
Checksum
Detailed Explanation
Correct Answer: Checksum.
TCP uses a 16-bit checksum to detect corruption in its header and data. If a segment is found to be corrupted, it is discarded and reliable delivery mechanisms can lead to retransmission.