Computer Science for IGCSE & O level - Data Transmission (Section 8 - No. 8)
Which of the following is a key advantage of serial data transmission, especially when compared to parallel transmission?
Significantly higher data transfer rates.
Reduced complexity in cabling, and therefore lower cost.
Ability to send data in multiple directions simultaneously.
Better protection against electromagnetic interference.
Giải thích
Serial communication generally reduces the number of wires required which simplifies cabling, leading to cost savings.