● 已知 n 为一正整数,在下面的循环语句中,循环体的重复次数约为(59)。
s = 0; i = 1;
while (i < n)
{ i = i *2; s = s + i;}
(59)A. n-1 B.n/2 C. (n-1)2 D. log n
● (60)是算法的一种图形化表示。
(60)A. 拓扑结构图 B. 流程图 C. 伪代码 D. 数据流图
● 在 TCP/IP 体系结构中,(61) 协议实现IP 地址到MAC 地址的转化。
(61)A. ARP B. RARP C. ICMP D. TCP
● 电子政务的应用模式有3 种,其中不包括(62) 。
(62)A. G2G B. B2B C. G2B D. G2C
● Telnet 提供的服务是 (63)。
(63)A. 远程登录 B. 电子邮件 C.域名解析 D. 寻找路由
● 网络中某些用户只能接收但不能发送 Email,此时管理员应检查 (64) 。
(64)A. Email 服务器是否与网络连通
B. 连接客户端与 Email 服务器之间的路由器端口的访问控制列表是否进行了 deny SMTP 设置
C. 连接客户端与 Email 服务器之间的路由器端口的访问控制列表是否进行了 deny any 设置
D. 连接客户端与 Email 服务器之间的路由器端口的访问控制列表是否进行了 deny pop3 设置
● Web 服务器 http://www.abc.edu/ 的域名记录存储在 IP 地址为 213.210.112.34 的域名服务 器中。某主机的 TCP/IP 属性配置如下图所示,该主机要访问 http://www.abc.edu/站点,则首先 查询 IP 地址为(65) 的域名服务器。
(65)A. 210.112.66.78 B. 210.112.66.88
C. 213.210.112.34 D. 200.210.153.15
● 试题(66)~(70)给出了计算机英文术语的解释,请从供选择的参考答案中选择正确的术语。
(66): An error can be caused by attempting to divide by 0.
(66)A. Interrupt B.Default C. Underflow D.Overflow
(67) : The process of identifying and correcting errors in a program.
(67)A. Debug B.Bug C.Fault D. Default
(68) : A collection of related information, organized for easy retrieval.
(68)A. Data B. Database C. Buffer D. Stack
(69) : A location where data can be temporarily stored.
(69)A. Area B. Disk C. Buffer D. File
(70) : A graphical bar with buttons that perform some of the most common commands.
(70)A. Title bar B. Tool bar C. Status bar D. Scroll bar
● Every valid character in a computer that uses even (71) must always have an even number of 1 bits.
(71)A. parity B. check C. test D. compare
● The maximum number of data that can be expressed by 8 bits is (72) .
(72)A. 64 B. 128 C. 255 D. 256
● Integration (73) is the process of verifying that the components of a system work together as described in the program design and system design specifications.
(73)A. trying B.checking C. testing D. coding
● GIF files are limited to a maximum of 8 bits/pixel, it simply means that no more than 256 colors are allowed in (74) .
(74)A. an image B. a file C. a window D. a page
● Computer (75) is a complex consisting of two or more connected computing units, it is used for the purpose of data communication and resource sharing.
(75)A. storage B. device C. network D. processor
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