Write notes on ASCII code .ASCII- 7 BIT, ASCII-8 BIT.
It is type of computer code. It stand for American Standard Code for Information Interchange. Its is use for internal data in Micro Computer.
Character data is represented in a computer by using standardized numeric codes which have been developed. The ASCII code associates an integer value for each symbol in the character set, such as letters, digits, punctuation marks, special characters, and control characters.
ASCII was developed from telegraph code. Its first commercial use was as a seven-bit teleprinter code promoted by Bell data services. Work on the ASCII standard began on October 6, 1960, with the first meeting of the American Standards Association's (ASA) (now the American National Standards Institute or ANSI) X3.2 subcommittee.
Ø Its is a character encoding standard for electronic communication.
ØOriginally based on the English alphabet, ASCII encodes 128 specified characters into seven-bit integers .
ØIts is a two type:
1.ASCII-7
It’s a Seven bit code system, that accepted 128 different type of character . First three bit use for Zone bits(In computer storage keep to record data into disk drive) and remaining four bit represent to Digits.
2. ASCII-8
The Micro computer used to 8-bit to byte. Uses duration 7-bit ASCII code add a Zero digit left side.
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| Figure of ASCII code table |
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