Proper Noun Abbreviated Form A standard single-byte character encoding scheme used for text-based data.
ASCII uses designated 7-bit or 8-bit number combinations to represent either 128 or 256 possible characters. Standard
ASCII uses 7 bits to represent all uppercase and lowercase letters, the numbers 0 through 9, punctuation marks, and special control characters used in U.S. English. Most current x86-based systems support the use of extended (or ""high"")
ASCII. Extended
ASCII allows the eighth bit of each character to identify an additional 128 special symbol characters, foreign-language letters, and graphic symbols.
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