- 1
-
●For e
- ach
- blank,
- choose the best answer from the four choices an
- d 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
- B.links
- C.hyperlinks
- D.connections (72) A.displaying
- B.illustrating
- C.drawing
- D.writing (73) A.direct
- ay,each
- blank has four
- choices.Choose the most suitable one from the four choices an
- d 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.Pub
- B.Asynchronous
- C.symmetric
- D.asymmetric (67) A.a key
- B.two keys
- C.three keys
- D.four keys (68) A.synchronous
- A.可以不经该VCD光盘出版者许可,但必须向其支付报酬 &n
- bsp; B.既不必经该V
- CD光盘出版者许可,也不必向其支付报酬
- C.既须经该VC
- D光盘出版者许可,也须向其支付报酬
- D.只须经该VCD光盘出版者许可,但不必向其支付报酬
- A.适用范围 &n
- bsp; B.性质
- C.级别
- D.分类原则
- A.主动
- B.被动
- C.黑客
- D.偶然
- A.Ⅰ、Ⅱ、Ⅴ、Ⅵ &n
- bsp; B.Ⅳ、Ⅴ、Ⅵ
- C.Ⅰ、Ⅱ、Ⅲ
- D. Ⅰ、Ⅱ、Ⅲ、Ⅳ、Ⅴ、Ⅵ
- A.防火墙无法阻止来自防火墙内部的攻击 &n
- bsp; B.防火墙可以防止感染病毒的程序或文件的传输
- C.防火墙通常由软件和硬件组成
- D.防火墙可以记录和统计网络利用数据以及非法使用数据的情况
- A.PC机 &n
- bsp; B.服务器
- C.打印机
- D.NIC
- ASCII和二进制模式。&n
- bsp;(55) 改变计算机的当前目录。 (56) open建立同远程计算机的连接,
- close关闭连接。 (57) put传送一个文件到远程计算机,put传送多个文件到远程计算机。 (58) get接收一个文件或多个文件。 (54) A.目录操作
- B.设置传输模式
- C.发送操作
- D.获取操作 (55) A.设置传输模式
- B.连接操作
- C.目录操作
- D.获取操作 (56) A.连接操作
- B.设置传输操作
- A.SNMP管理协议 &n
- bsp; B.
- CMIP管理协议
- C.IEEE 802.1
- D管理协议
- D.异构系统的管理协议