惠州学院计算机系专业英语考试复习题Ex3A

unit1

1 user用户

someone who does not necessarily have much technical knowledge about computers but who makes decisions based on information processed by the computer

有人并不一定有很多技术知识对电脑但是谁制定决策基于信息处理的计算机2 computer

equipment made up of a combination of electronic and electromechanical components that uses software to process data

设备由电子和机电组件的组合,使用软件来处理数据

3data

raw,unorganized and not processed facts

生,无组织的,而不是处理的事实

4 information

meaningful and useful facts that have been processed from data by a computer

有意义和有用的事实已经从由计算机处理数据

5 keyboard

most common type of input device used with computer

最常见的一种输入设备使用计算机

6 data processing数据处理

processing of data into information

数据处理成信息

7monitor

output device that can display text and graphics in a variety of colors

输出设备,可以显示文本和图形有各种各样的颜色

8 memory

primary storage of the computer, which can be thought of as an electronic desktop 主存储器的计算机,可以认为是一种电子桌面

unit2

1 workstation

a powerful single-user computer, usually attached to a network

一个强大的单台计算机,通常是连接到网络

2 portable computer

the generic term for any microcomputer that is designed to be carried around

通用术语任何微机,被设计成携带

3 laptop computer

a kind of portable computer which can be put on the lap

一种便携式电脑,可以放在腿上

4 silicon硅；硅元素

a non-metallic element with semiconductor characteristics

一个非金属元素与半导体特性

5 semiconductor半导体

a material whose electrical conductivity increases with temperature and is intermediate between metals and insulators

一种材料的导电性随温度和介于金属和绝缘体

6 voltage ] 电压

electrical force measured in volts

电力测量电压

7 capacity容量

the amount of space in a storage device

空间的数量在一个存储设备

8 random access memory (RAM )a piece of hardware that is usually attached to a computer and is not part of the main central processor-cpu

一种硬件通常是连接到一台电脑和不属于主中央处理器的cpu

unit3

1 chip 芯片

a piece of semiconductor material on which integrated circuit are etched

一片半导体材料上集成电路是蚀刻

2 arithmetic/logic unit算术/逻辑单元

a part of the cpu that performs all arithmetic and logic operations

一个cpu的一部分,执行所有算术和逻辑操作

3 binary system二进制

a numbering system based on the digits 0 and 1

一个编号系统基于数字0和1

4 control unit 控制器

the part of the cpu that decodes and directs the flow of program instructions

这个部分的cpu,解码,并将这些流程序指令

5 bit

a binary digit 一个二进制数字

6 computer program 计算机程序

a series of instructions that guides a computer through some process

一系列指令,引导计算机通过一些过程

7 storage.存储

a device that accepts data, holds it and delivers it on

demand一种设备,接收数据,持有它,把它交付需求上

8 register 寄存器

used for the temporary storage of application programs and data;can be written to and read from

用于临时存储的应用程序和数据;可以写入和读取

9 machine language

the basic language of the computer基本的语言的计算机

10 bus

a group of lines ,leads or wires over which data is transmitted

一群行,管道或电线的数据传播

unit 4