Урок "Кодирование информации. Действия в различных системах счисления"

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  • 1. / , ? ? , = , , , ! % 5 ?01 6 2 ? 7 , 3 8 4 9

2. . 3. : , - - - : , 1- 0- : , - 4. 1 - , 1 2 3 4 5 6 7 8 9 10 11 12 5. 1 2 3 4567 8 9 10 11 12 2 4 8 16 32 64 128 256 512 1024 2048 4096 6. . , () , . 7. 1310-> 1101 213|2__12 6 |2_ 1 0 3|2__1 1 8. 1310-> 15 813|8_ 5 1 9. 1310-> D 1609 ABCDEF29|16_13 1 1D16 10. P , , , ( -1). , . 123=31+210+1100=3100+2101+1102 11. 10000012 -> 65 1010000012==1 26+0 25+0 24+0 23+0 22+ 021+1 20 == 64+1=6510. 12. 1216,048. -> 654,062510 1216,048==183+282+181+680+4 8-2 = =512+128+8+6+0,0625 ==654,062510 13. 29A,516. -> 656,31251029A,516 ==2162+9161+10160+516-1 = = 512+144+10+0,3125 == 656,312510. 14. :10000000110(2) + 111000010(2) == 10111001000(2).10000000110+ 111000010------------------1 0 111001000 15. 223,2(8) + 427,54(8) = 652,74(8)223,2 + 427,54 ------------652 ,7 43B3,6(16) + 38B,4(16) = 73,(16) 3B3,6+38B,4----------7 3E ,A 16. :1100000011,011(2) - 101010111,1(2) ==110101011,111(2) 1100000011,011 - 101010111,1 --------------------- 1 010 1011,1 111 17. 1510,2(8) - 1230,54(8) = 257,44(8).1510,2 -1230,54 ------------ 257,4427D,D8(16) - 191,2(16) = EC,B8(16).27D,D8 -191,2 ------ EC,B8 18. :) 100111(2) * 1000111(2) = 101011010001(2).) 1170,64(8) * 46,3(8) = 57334,134(8).) 61,A(16) * 40,D(16) = 18B7,52(16). 100111 1170,6461,A * 1000111* 46,3*40,D --------------------------- ----------100111 355 2344F 52 + 100111+ 7324 70 + 1868 100111 47432 0 ----------100111-------------18B7,52 -------------57334,134 101011010001 19. 10 ,12 ,15 ,66 ,52 ,: 155 , 8 . 20. ASCII - American Standard Code forInformation Interchange- 0 1 2 3 4 5 6 7 8 9 D F 0 1 2 3 4 5 6 7 8 9 A B C D E F 21. . , -. . ( "picture element" - ). 22. . 23. . 010100001011101 110111 000 24. 640480 3 ==921600==115200==112,5 25. - , . 26. , . . , . , , .

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