The Internet is an open system, and most information is available to everyone．It is very important to add ______ to existing sys

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问题 The Internet is an open system, and most information is available to everyone．It is very important to add ______ to existing system for protecting the secret information.

选项 A、Web pages
B、modem
C、security
D、network

答案C

解析译文的含义是：因特网是开放式系统，多数信息对每个人都可用。为了保护秘密信息，对现有的系统增加( )是非常重要的。选项A～D的含义分别是网页、调制解调器、安全性和网络。

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本试题收录于：程序员上午基础知识考试题库软考初级分类

程序员上午基础知识考试

软考初级

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The Internet is an open system, and most information is available to everyone．It is very important to add ______ to existing sys

程序员上午基础知识考试

软考初级

A high-level language is an artificial language with which we can write various(71)

Functional testing tests whether the output is the expected(75)with the valid input.

Web browser is simply a terminal emulator, designed to display text on a screen. The two essential differences between an ordina

A user interface can be defined as the combination of hardware and software that helps people and computers(70)with each other.

A(71)isadatatypewhosemajorattributesaredeterminedbytherulesgoverningtheinsertionanddeletionofitselements.Th

A computer virus is a computer program that is created to make and spread(71)of itself.

(75)isaTCP/IPapplicationservicethatconvertsuser-friendlynamestoIPaddress.

Packetswitchingisamethodofslicing(71)messagesintoparcelscalled"packets,"sendingthepacketsalongdifferentcommunic

DOM is a platform and language -(66)API that allows programs and scripts to dynamically access and update the content, structure

Thefollowingsuggestionsincrease’programs’(69)andmakethemeasiertoMaintain：1．Useastandardindentiontechnique，bl

古典管理理论认为，人是()。

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