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CUT6 2.2
Computers: Understanding Tech 6e 2.2
Term | Definition |
---|---|
binary string | A multidigit number consisting of only 1s and 0s. |
bit | Short for binary digit. Each individual 1 or 0 in the binary string. |
byte | A group of 8 bits; an 8-digit binary number between 00000000 and 11111111. |
kilobyte | A data unit equal to 1024 (approximately one thousand) bytes. |
megabyte | A data unit equal to 1,048,576 (approximately one million) bytes. |
gigabyte | A data unit equal to 1,073,741,824 (approximately one billion) bytes. |
encoding scheme | A system of binary codes that represent different letters, numbers, and symbols. |
American Standard Code for Information Interchange (ASCII) | An encoding scheme that assigns a unique 8-bit binary code to each number and letter in the English language plus many of the most common symbols such as punctuation and currency marks. |
Unicode | An encoding system that assigns a unique 16-bit binary code to each number and letter, and can represent up to 65,536 characters including many different languages. |