1、3ACPUCPUBCD2ABCD4SRAMABCD51 02476816A192 KB B192 MB C384 KB D384 MB6CacheABCPUCCPUD7A BC D8ARAMBCacheCROMDRAMROMCache10MIPSA BC D1216A256 KBB128 KBC64 KBD32 KB13“-933”933ABCDCPU 14CD-ROMABCD154.72A640MB B64MBC650MB D65MB17BASCIIA65B66C41HD9709AZaz 32“A” 1000001 65“B” 6618CPUAIPSBMIPSCHzDGHz19A.bmp B
2、.gifC.png D.avi 20ABCD2A/B/C/D/3ABusBCD2InternetIPIPADNS BFTPCWWW DADSL IP IP IP IP DNSDomain Name ServerA4510 B11011002C398 D) A516ABCD8AB8CD11ABCD12ABCD131 2001618A354 MB B169 MBC177 MB D338 MB512 161 20018512176 947 200 B169 MB16SRAMDRAMASRAMDRAMBDRAMSRAMCSRAMDRAMDDRAM SRAM 17800600256A470 KBB320
3、 KBC1 MBD2 MB 800600480 000 8bit2562880060088480 000 B470 KB19ADOCTXT BDBFPRGCCOM EXE DXLS PPT2ABCD3ACPUCPUBCD1AH BOCD DB21616GB 2312-803 755A1MBB512 KBC256 KBD118 KB 1616 3 755 GB 2312-80 161683755120160B118 KB3ABCD4486A8 B16C32 D64 5ABCD7ABCD9VGAA BC D11CAICADABCD131AB16A112 B427C272 D273 R 1AB 1A
4、B16=1162+1016+11160=42710, B1426CE16A0111001101100102B00100110110011102C100110110011102D11001110001001102 24=16 1 4 26CE16=0010011011001110215ASCIIASCIIA“CR”“d”“G”B“a”“A”“9”C“9”“A”“CR”D“9”“R”“n” ASCII LFCR ASCII 09 ASCII 30H39H AZ ASCII 41H5AH az ASCII 61H7AH ASCII 16DASCII44HFASCIIA46 B68C70 D72 D
5、ASCII 44HF ASCII 46H 7017B0A1HA3021H B3121HC2130H D2132H 0 1+8080H=-8080H=B0A1H-8080H=3021H180 20CPUA2 AB4 BC CD D 0 4 CPU CPU CPU CPU 3A BC D6“”ACAD BCAM CCAI DCAT9A B C DKB10A2 B4C8 D1612111111111A511 B255C256 D1271111111112128127126125124123122121120511101301100100A64 B63 C100 D14415A7069 B80586C
6、1101 DCAF07078919ASCIIK75kA107 B101C105 D106ASCIIASCII32kASCIIKASCII32753210720A BC D324A2424B24C2424D245RAMABC D SRAMStatic RAM SRAM DRAM 6Pentium /500CPUA500 KHz B500 MHzC250 KHz D250 MHz7ABCD8PROMABCDPROM B DRAM C ROM11ABCD12A BC D13ABCDASCII ASCIIASCII 1416A512 K B64 KC640 K D1 MB16 21664 K16DAS
7、CII 44HFASCIIA46 B68C70 D15 D ASCII 44H 68 F ASCII F 7018ABCD201ABHA112 B427C272 D273 R 1AB 1ABH=1162+10161+11160=427H65448AD6D0H BE5E0HCE5D0H DD5E0H=2020H=8080H 8080H7ABCD8AGB 2312-80 BGBKCUCS DBIG-597ASCIIA1 B2C3 D4ASCII 128 ASCII 8 7 ASCII 10ASCIIA5 BWCK Dx“ ASCII ASCII ASCII ” x 11A BC D12DOSABC
8、D DOSWindows 13ABASICBUCDOSCDPascal 14ABCD15ABCD17ARAM BCROM DRAM 18A BC D Internet 19A“bit”“b”BPentium5C8D A Byte BPentium 32 D 8 20A1946BCAMC“”Dn 2n 1A BC D85448A5650H B6364HC3456H D7454H=2020H 20H10A BC D144ARAM BROMCFROM DCD-ROMRAM 15A BC D16ACPURAMCPUBPCSRAMCPCDRAMD CPU 17PROMABCDROMPROMEPROMMR
9、OM19ABCASCII7ASCIID20ACPUALUCUBROMRAMCD448A257 B201C313 D296“” 201D=11001001B9ABCD10. AFORTRANBPascal CCDUNIX14. A B CBus D4.A2 B3 C4 D5 7.2424?A24 B48 C72 D12242457657687213. A/B/C/D/3.ABCD5.1111101011011A1F5BBD7SD C2FH3D2AFH44015. A BCPU C DI/OCPU13. UNIXABCDUNIX14. CD-ROMABCDCD-ROMCompact Disk Re
10、ad Only Memory1A8 B7C6 D5(5)AH BO CD DBHBQ(7)ASCIIA78B CD(10)A BC D12ABCD(13)6ABCD(15)3232A32BB64B C72B D128B 832323232/8=128(16)ASCIIA80B81C80D81(17)ROMA BC RAM D181KBA1000 B81000 C1024 D8102481KB102413BASICABCD“”“”BASIC“”BASIC“”16CPUI/O?ABCDBus17CPUABCRAMDCD-ROMCPU2ACPUBCPU CCPUD8AB CD=+9ABCD310AB
11、CD511ABCD14ARRBCDRAM15AB()CD18A B286386486Pentium C8163264 D8163264CPU286386486Pentium516A065535B-3276832767 C-3276832768D-327683276706553516065 535-32 76832 76764002424A255KBB75KB C37.5KBD28.125KB40024242400828.125KB8B0A1HA3121H B3021H C2131HD2130H=8080H10ASCIIA7 B8C12 D16ASCII787ASCII727=12812812A
12、BCD14ABCD164AUPSBCD20ABC“16”D6ABCPUCCPUDCPURAMCPURAMCache8A/B/C/D/11ABCDHardwareSoftware20ABCD11ABCDCD-ROM13MS-DOSABCD16Internethttp:/ABCeduexamDhttp:/17CRTA2580B2560 C2080D206019ABAltCRAMDMIPSAltCtrlShift20AKBBWPSC5.25DKBWPS3.582534A4563HB3942H C3345HD6566H=2020H20H10A BC D2“”D6D0HA5650HB4640H C575
13、0HDC750H=+8080H11002424A240B7 200C57 600D73 72824242483324=7224247210072009B6ABHA2BH B00HC11H D36H15RAMABCD17InternetA3B4C5D9B6ABHA2BH B00HC11H D36H14A BC D17InternetA3B4C5DTCP/IP20ABCD7AASCIIBEBCDICASCIICASCIIDASCII7EBCDICASCIIASCII7812A BC DCFORTRANBASIC19“32”32A B C D“32”94AExcel 2000BWPS 2003CDPascal10A BC D15
