Parity bit


A bit added to a string[2] of binary[3] code to detect errors. A parity bit[1] (also known as a “check bit”) gives data[4] either an odd or even parity[5], which is used to validate the integrity of the data.

Terms definitions
1. parity bit. A bit added to a string of binary code to detect errors. A parity bit (also known as a “check bit”) gives data either an odd or even parity, which is used to validate the integrity of the data. « Back to Glossary Index
2. string. A data type used to store text. Often enclosed in “” or ” « Back to Glossary Index
3. binary. This is the name of a number system with only two digits. It is a way of counting by only using 1s and 0s. It is used in computers because it is easy to represent using a bunch of wires that are either on or off. « Back to Glossary Index
4. data. Raw facts or figures without context or meaning. e.g. 1, “Boris”, False « Back to Glossary Index
5. parity. “Parity” often comes up in error control as there is a well-known method based on it. The word “parity” has a general meaning of simply saying if a number is even or odd. It comes from the same root word as “pair” – even parity means that there is an even number of objects (they […]