Computer Science for IGCSE & O level - Data Transmission (Section 10 - No. 2)
What is the main function of a 'checksum' in data transmission?
To encrypt the data.
To verify the integrity of the data.
To determine the routing path.
To increase the transmission speed.
Explication
A checksum is used to verify the integrity of data, ensuring that it hasn't been corrupted during transmission.