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OCR: 5-6 COMPUTER ARCHITECTURE Da te Re pre se.n ta tion Codes Do all digital computers use the same code to represent data? Digital computers use many different coding schemes to represent data The coding scheme the computer uses depends on whether the data numeric data or character data Binar Numeric data consists of numbers that repr esent quantities and that might be used Num ber arithmetic operations FOF example your annual income numeric data You use arithmetic operations every April when you calculate your in come taxes Digital computers represent numeric data using the binary number system, or base two In the binar number system, there are only two digits pue The numeral cannot be used in the binary number system, 60 instead of writing you would write 1r The first eight numbers in the b ...