Computer Science for IGCSE & O level - Data Transmission (Section 6 - No. 35)
Which of the following uses an excluded value which is a result after blocks of data, the receiving computer also calculates the value from the blocks of data and compares the values?
Parity check
Check digit
Checksum
Automatic repeat request
Explanation
A checksum is a value calculated from a block of data that is used to detect errors during transmission or storage.
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