Error checking Method Cambridge O Level Computer Science 2210 Paper 1

There is always the risk that the data has been corrupted or changed in some way. This can occur whether data is being transmitted over short distances or over long distances. A number of methods exist which can detect errors and, in some cases, actually correct the error. The methods covered in this section are:. parity checking. automatic repeat request (ARQ). checksum. echo checking.. . #computerscience #error-checkingmethod #datatransmission. Content Sources. . Book: Cambridge IGCSE Computer Science by David Watson and Williams