Terms and Definitions

1-Octal is used as a shorthand for representing large groups of binary digits.

2-Binary Codes- The process of converting a decimal number to its binary equialent is called binary coding.

3-Pure Binary is the result of the conversion is a binary code that is called pure binary.

4-Binary-Coded Decimal- A Code in which each decimal digit is represented by a group 4 binary bits.

5-Excess-3 Code is similar to BCD and is ofter used in some applications because of certain arithmetic operation advantage.

6-Gray Code is a nonweighted binary code, which means that the position of each binary digit carries nio specific weight or value. This is named after its inventor, was developed so that only one of the binary digits changes as you step from one code group to the next code group in sequence.