Computer Science for IGCSE & O level - Data Transmission (Section 12 - No. 28)
In packet switching, what information does the 'hop number' represent?
The total size of the packet in bytes.
The number of routers the packet has traversed.
The time it took to transmit the packet.
The destination IP address.
Giải thích
The hop number indicates how many routers the packet has visited.