Lesson 6: ASCII, An Alphabet For Computers
ASCII—An Alphabet For Computers
Bits, the 0s and 1s of binary code, can be used in many different ways to represent information. To make it easier for computers to communicate with each other, a standard language has been created: ASCII (American Standard Code for Information Interchange).
ASCII is an 8-bit code. It uses eight bits to represent a letter, number, or punctuation mark. For instance, a lower case "a" is represented by 0110 00012. The word "cat" would be: