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●下列關于防火墻的說法中錯誤的是  (61)  。
(61) A．防火墻無法阻止來自防火墻內部的攻擊
    B．防火墻可以防止感染病毒的程序或文件的傳輸
    C．防火墻通常由軟件和硬件組成
    D．防火墻可以記錄和統計網絡利用數據以及非法使用數據的情況
●根據紅皮書的計算機安全系統評價準則，下面屬于C2級安全準則的操作系統是  (62)  。
Ⅰ.DOSⅡ.WINDOWS 95
Ⅲ.WINDOWS 98Ⅳ.Unix
Ⅴ.Windows NTⅥ.Novell 3.x或更高版本
 (62) A．Ⅰ、Ⅱ、Ⅴ、Ⅵ
    B．Ⅳ、Ⅴ、Ⅵ
    C．Ⅰ、Ⅱ、Ⅲ
    D． Ⅰ、Ⅱ、Ⅲ、Ⅳ、Ⅴ、Ⅵ
●認證(Authentication)是防止  (63)  攻擊的重要技術。
(63) A．主動
    B．被動
    C．黑客
    D．偶然
●按照標準的  (64)  ，我國標準分為國家標準、行業標準、地方標準和企業標準4級。
(64) A．適用范圍
    B．性質
    C．級別
    D．分類原則
●某電視臺擬將他人已出版的《衛生小常識》VCD光盤在該電視臺的"生活"節目中播放，那么，該電視臺  (65)  。
(65) A．可以不經該VCD光盤出版者許可，但必須向其支付報酬
    B．既不必經該VCD光盤出版者許可，也不必向其支付報酬
    C．既須經該VCD光盤出版者許可，也須向其支付報酬
    D．只須經該VCD光盤出版者許可，但不必向其支付報酬

●In the following essay,each blank has four choices.Choose the most suitable one from the four choices and write down in the answer sheet.There are two types of key technology：private key and public key.Private-key encryption methods are called  (66)  ciphers，information is encrypted with  (67)  both the sender and receiver hold privately.Public-key encryption methods are called  (68)  ciphers，  (69)  created for each user，encryption key and decryption key ale  (70)  .
(66) A．synchronous
    B．Asynchronous
    C．symmetric
    D．asymmetric
(67) A．a key
    B．two keys
    C．three keys
    D．four keys
(68) A．synchronous
    B．Asynchronous
    C．symmetric
    D．asymmetric
(69) A．two related keys ale
    B．a key is
    C．two unrelated keys ale
    D．three keys ale
(70) A．same
    B．different
    C．difference
    D．some
●For each blank,choose the best answer from the four choices and write down on the answer sheet.
Web browser is simply a terminal emulator,designed to display text on a screen.The two essential differences between an ordinary terminal emulator and a Web browser are that the browser knows how to deal with   (71)  ，and that it has a mechanism for   (72)   graphical fries.Display text，display graphics，and  (73)  hyperlinks�瞭here's 99 percent of the  (74)  value.That's not to say that the manufacturers didn'tgo all�瞣ut to attach a hyperactive efflorescence of useless capabilities onto their browsers.Remember when media channels in the browser were a big deal，instead of the clutter you can't wait to delete from your favorites of bookmarks menu?Remember when client-side Java applets were supposed to become the preferred  (75)  for application development?Remember frames and all their nasty side effects?
(71) A．superlinks
       B．links
       C．hyperlinks
       D．connections
(72) A．displaying
       B．illustrating
       C．drawing
       D．writing
(73) A．direct
    B．navigate
    C．indicate
    D．go-on
(74) A．Web browser�餾
       B．terminal's
       C．emulator's
       D．network's
(75) A．plane
       B．plant
       C．plate
       D．platform

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