Computer Science for IGCSE & O level - Data Transmission (Section 2 - No. 20)
What does the term 'packet switching' refer to?
The process of converting analog data to digital data.
The process of sending data through a single, dedicated communication line.
The process of breaking data into smaller units before transmission.
The process of encrypting data for secure transmission.
解释
Packet switching involves breaking data into packets.