Кодирование и обработка информации

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10 . . . , . . MyTest 10 3 - PowerPoint PPT Presentation

Transcript

** 10 ** , ** MyTest 10 3 7 ** 60- , . , .. 0 1 ( , - binary digit bit). ** ? : 1 , 0 . .** ? . 33 + 33 + 26 + 26 + 10 + + + (@, #, $, %, &, *) + 256 . N = 2I 256 = 28** ? , 0 255 00000000 11111111. **ASCII (American Standard Code for Information Interchange). 33 ( 0 33) , ( , ..) 33 127 , , . **ASCII**ASCII 128 255 . **ASCII**ASCII ? ( ASCII )11001010 11101110 11100100 202 238 228 ** . 5 (Windows, MS-DOS, Mac, ISO, 8). ** 8CP1251CP866MacISO 0000 000000000 10008 ( Backspace)0000 110113 ( Enter)0010 000032 0010 000133!0101 101090Z0111 1111127128-1100 0010194--1100 1100204::1101 1101221-1111 1111225. . **Windows 1251** -8**ISO** . 1. : Web- ( Sea-Monkey) web-, : Windows, MS-DOS, Unicode, ISO, 8. . ( : 10 .. 15 -17 ) ** . 2. . 1. , , , - : , . 1) 92 2) 220 3) 456 4) 512 : 3) 456 .** . 2. . 16 . 256 . , ? 1) 12 2) 2 3) 24 4) 4 : 2) 2.**1. ?2. ?3. .4. ?** .. 10 . 1.1.1, . 2011 2. 20 , 16- Unicode, 8- -8. 1) 320 2) 20 3) 160 4) 20 ** ! !**, . . . / . . , . . , . . . - . : . , 2003. - 400 . : ., .. . : 10 /. . . - 6- . - . : . , 2010. 2011 ( ) . ... - 2009. : , 44 . http://informatiku.ru/kodirovanie-tekstovoj/ 8-9 . . 2005 .. () (2007 / 2008 ) // http://festival.1september.ru/articles/502820 ( : 22 2009 ).*

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