● The line of computing jobs waiting to be run on a computer system might be a (71) . The jobs are serviced in the order of their arrival, that is, the first in is the first out.

试卷相关题目

• 1● 某主机的IP 地址为10.100.100.01/20，其子网掩码是 (70) 。

  A.255.255.248.0

  B.255.255.252.0

  C.255.255.240.0

  D.255.255.255.0

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• 2● 在Windows Server2003操作系统中可以通过安装 (69) 组件创建FTP 站点。

  A.IIS

  B.IE

  C.POP3

  D.DNS

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• 3● 在Outlook中，通常借助 (68) 来传送一个文件。

  A.邮件正文

  B.Telnet

  C.WWW

  D.附件功能

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• 4● 在检测网络故障时使用的ping命令是基于 (67) 协议实现的。

  A.SNMP(简单网络管理协议)

  B.FTP(文件传输协议)

  C.IGMP(互联网组管理协议)

  D.ICMP(互联网控制管理协议)

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• 5● 在TCP/IP 传输层的段(segment)中，采用(66) 来区分不同的应用进程。

  A.端口号

  B.IP 地址

  C.协议类型

  D.MAC 地址

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• 6● The (72) is a collection of modules serving as interface between hardware and software to provide a software platform.

  A.computer

  B.processor

  C.application software

  D.operating system

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• 7● C++ fully supports (73) programming.

  A.visual

  B.object-oriented

  C.logic

  D.natural language

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• 8● The Internet is an open system, and most information is available to everyone. It is very important to add (74) to existing system for protecting the secret information.

  A.Web pages

  B.modem

  C.security

  D.network

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• 9● A (75) system placed between the company network and the outside world may limit outside access to the internal network.

  A.firewall

  B.modem

  C.gateway

  D.key

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