Computer Science for IGCSE & O level - Data Transmission (Section 11 - No. 37)
What is the purpose of a 'sequence number' in a packet?
To establish the route for the packet.
To track the data size.
To ensure packets are reassembled in the correct order.
To encrypt the packet's contents.
Giải thích
Sequence numbers enable the receiving device to reassemble packets in their original order.