Computer Science for IGCSE & O level - Data Transmission (Section 1 - No. 14)
In the context of packet switching, what is the role of a 'router'?
To assemble the packets at the destination.
To check for errors in the data transmission.
To determine the best path for each packet.
To encrypt the data before it is sent.
Giải thích
Routers use the destination IP address to determine the route of the packets.