Computer Science for IGCSE & O level - Data Transmission (Section 4 - No. 30)
What is the main purpose of parity checking in data transmission?
To encrypt data.
To detect errors that may have occurred during transmission.
To compress the data size.
To improve the transmission speed.
解释
Parity checks are specifically designed to identify errors in the data that may have occurred during the transmission process. They add redundancy to the data to detect alteration.