电子商务概论5.doc

:_ :_ :_ 电子商务概论51. A: B: 2. A: B TO BB: B TO CC: C TO CD: B TO G3.( )A: B: C: D: 4.( )A: B: C: D: 5.( )A: B: C: D: 6.( )A: B: C: D: 7.( )A: B: C: D: 8.WWW( )A: WebB: E-MAILC: D: 9. A: B: C: D: 10.( )A: B: C: D: 11.( )A: B: C: D: 12.ISP A: B: C: D: 13.( )A: B: C: D: 14.TCP/IP( )A: TCP/IPB: TCP/IPC: TCPD: TCPIP15.( )A: B: C: POS D: 16.( )A: B: C: D: 17.( )A: B: C: D: 18. A: B: C: D: 19.( )A: IPB: CookieC: D: 20. A: B: C: MP3D: 21.www( )A: iisB: apacheC: specwebD: nes22. A:B:C:D:23.Internet A:B:C:D:24. A:B:C:D:E:25.( )A:sgmlB:navigatorhtmlC:xmlD:xmlE:xmlhtml26._ A:B:C:D:27. A:B:C:D:DTSE:28. A:B:C:D:29.( )A:ISPB:ADSLC:ISDND:IPXE:DDN30. A:B:C:D:E:31.( )A:/B:C:D:E:32.( )A: B: C: D: 33. A:B:C:D:CNCNNIC34.( )A:B:C:D:E:35.( )A:B:C:D:E:36. A:B:C:D:E:37.SET?_38._39._40._41.WWW?_42.?(7 )_43._44._45._46._47._48._49._50._51._52._53._:0.0/36.0:0/36:0/17.0:0/17()Section 0.0/1.00/10.0/0.00/00.0/20.00/200.0/0.00/00.0/15.00/150.0/0.00/00.0/0.00/00.0/17.00/171 :B2 :A3 :C4 :D5 :C6 :B7 :A8 :A9 :A10 :B11 :B12 :C13 :C14 :D15 :A16 :A17 :C18 :C19 :B20 :D21 :C22 :B C D 23 :A C D 24 :A B C D 25 :A B C D 26 :B C D 27 :A C D 28 :B C D 29 :B C E 30 :C D E 31 :A B C D E 32 :B33 :A B C D 34 :A B C D E 35 :A B 36 :A B C D 37 : (1)SET (2)WWWSET (3) (4) (5)38 : (1) (2) (3) (4) (5) (6) (7) (8)39 :40 :(digita1time-stamp service DTS):HASHDTSDTS()DTSDTS41 : (1)WWW (2)WWW (3) (4) (5)42 :(1) (2) (3) 43 :(1) (2) (3) TelnetFTPHTTP (4) 44 : 45 : 14.821 .5.6.46 :1 2 3 447 :Internet 1234548 :49 :WWW50 :123451 :52 :53 : .1 :0.0: :0.02 :0.0: :0.03 :0.0: :0.04 :0.0: :0.05 :0.0: :0.06 :0.0: :0.07 :0.0: :0.08 :0.0: :0.09 :0.0: :0.010 :0.0: :0.011 :0.0: :0.012 :0.0: :0.013 :0.0: :0.014 :0.0: :0.015 :0.0: :0.016 :0.0: :0.017 :0.0: :0.018 :0.0: :0.019 :0.0: :0.020 :0.0: :0.021 :0.0: :0.022 :0.0:0.023 :0.0:0.024 :0.0:0.025 :0.0:0.026 :0.0:0.027 :0.0:0.028 :0.0:0.029 :0.0:0.030 :0.0:0.031 :0.0:0.032 :0.0: :0.033 :0.0:0.034 :0.0:0.035 :0.0:0.036 :0.0:0.037 :1.0:38 :1.0:39 :1.0:40 :1.0:41 :1.0