кодирование информации в компьютере

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  1. 1. www.klyaksa.net
  2. 2. www.klyaksa.net , , 0 1. 0 1 ( . binary digit ).
  3. 3. www.klyaksa.net , , .. . , .
  4. 4. www.klyaksa.net , , , , : , , .
  5. 5. www.klyaksa.net . , . .
  6. 6. www.klyaksa.net : , ( ) . 0,7 7 70 , ( ) . XIX
  7. 7. www.klyaksa.net . : I(1), V(5), X(10), L(50), C(100), D(500), M(1000). . MCMXCVIII = 1000+(1000-100)+(100-10)+5+1+1+1 = 1998
  8. 8. www.klyaksa.net , , .. ! XIX . , , .
  9. 9. www.klyaksa.net , , . 10 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 2 0, 1 8 0, 1, 2, 3, 4, 5, 6, 7 16 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F
  10. 10. www.klyaksa.net 0 1 2 3 4 5 6 7 0 1 10 11 100 101 110 111 0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1000 1001 1010 1011 1100 1101 1110 1111 10000 10 11 12 13 14 15 16 17 20 8 9 A B C D E F 10
  11. 11. www.klyaksa.net 60- , . = 1 (1 = 8 ).
  12. 12. www.klyaksa.net . , 1 0, , 1 256 . 28 =256
  13. 13. www.klyaksa.net , 00000000 11111111 ( 0 255). , , .
  14. 14. www.klyaksa.net , (), . . IBM PC ASCII (American Standart Code for Information Interchange) .
  15. 15. www.klyaksa.net ASCII , .. 0 (00000000) 127 (0111111). , , , . 128 . . 5 (8, 1251, 866, Mac, ISO). Unicode, . 65536 (216 = 65536 ) .
  16. 16. www.klyaksa.net ASCII
  17. 17. www.klyaksa.net ASCII
  18. 18. www.klyaksa.net ! ASCII - . , . 57. ASCII. 00110101 00110111. 00111001. !
  19. 19. www.klyaksa.net . .
  20. 20. www.klyaksa.net () . - ( , 1, 0). 2 . 8 3 . 16 4 . 256 8 (1 ). : , , . .. RGB. . 4 294 967 296 (True Color) 32 (4 ).
  21. 21. www.klyaksa.net (, , ). . .
  22. 22. www.klyaksa.net . , , , . . .
  23. 23. www.klyaksa.net ASCII- , , . , ? ? ? . . ?
  24. 24. www.klyaksa.net ? ? , . : 102 28 210
  25. 25. www.klyaksa.net ? ? , . : 112 38 310
  26. 26. www.klyaksa.net ? ? , . : 1012 58 510
  27. 27. www.klyaksa.net ? ? , . : 1112 78 710
  28. 28. www.klyaksa.net ? ? , . : 10002 108 810
  29. 29. www.klyaksa.net ? ? , . : 10012 118 910
  30. 30. www.klyaksa.net . : - "". - ?

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