计算机专业英语单选题集锦

1. A ＿＿D＿copy is a copy of a current file made in order to protect against loss or damage. 备份拷贝是为了防止丢失或损坏而制作的当前文件的副本。

A.soft

B.file

C.hard

D.backup

2.The most commonly used tool in the design phase is the ＿＿＿＿D＿＿＿＿.

在设计阶段最常用的工具是结构图

A.topology chart

B.flowcharts

C.object-relationship chart

D.structure chart

3.＿＿＿＿A＿＿＿＿refers to the parts of the computer that you can see and touch.

硬件指的是你能看到和触摸到的电脑的各个部分

A.Hardware

B.Instruction

C.Hardship

D.Software

4.if we want to retrieve data from the database with SQL,we should use the comand of D

如果我们想用SQL从数据库中检索数据，我们应该使用comand

A.ins＿ert

B.upd＿ate

C.del＿ete

D.sel＿ect

5.Which of the following is not the stages of programming?A

下面哪个不是编程的阶段

A.Print the program.

B.Debug the program.

http://doc.docsou.compile the program.

D.Write a program.

6.Multimedia will become increasingly __B__ throughout every aspect of our lives.

多媒体将在我们生活的各个方面变得越来越普遍

A.precise

B.pervasive

C.permit

D.pass

http://doc.docsou.communication through the Internet, the_C___ performs the reverse function.

通过Internet进行通信，数据通信设备(DCE)执行反向功能。

A.CRT

B.A station controller (STACO)

C.Data communications equipment (DCE)

D.DTE

8.High-level languages must first be translated into a(n) ＿＿＿＿C＿＿＿language before they can be understood and processed by a computer

高级语言必须首先被翻译成(n)机器语言，然后才能被计算机理解和处理。

A.Advanced

http://doc.docsou.common

C.Machine

http://doc.docsou.comual

9.Data ＿A＿＿can reduce the amount of data sent or stored by partially eliminating inherent redundancy.

数据压缩可以通过部分消除固有的冗余来减少发送或存储的数据量。

http://doc.docsou.compression

B.configuration

C.conversion

http://doc.docsou.compilation

10.What does Tim Berners-Lee's description about Web 2.0 mean? _____D_____

蒂姆伯纳斯-伯纳斯关于web2.0的描述是什么意思？Web 2。0是万维网上的一场革命

A.Web 2.0 is an entirely new concept.

B.Web 2.0 is a very popular now.

C.Web 2.0 is not defined clearly.

D.web 2.0 is an revolution in the World Wide Web

11.E-commerce do business through ____D_____.