大工14春《专业英语(计算机英语)》在线测试1,大工15春《专业英语(计算机英语)》在线测试1满分答案...

大工15春《专业英语(计算机英语)》在线测试1

一、单选题(共 20 道试题，共 80 分。)

1. ( ) stands for Read Only Memory, it is the computer memory on which data has been prerecorded.

A. RAM

B. ROM

C. CPU

D. Memory

-----------------选择：B

2. ( ) are the peripherals that allow users to enter data, programs, commands, and user responses into a computer and transform them into a suitable form for processing.

A. RAM

B. ROM

C. Input devices

D. Memory

-----------------选择：C

3. ( ) is one of the components of the CPU, tells the rest of the computer system how to carry out a program's instructions.

A. Control unit

B. ALU

C. RAM

D. ROM

-----------------选择：A

4. ( ) performs arithmetic, comparison, and logic operations. It is one part of the CPU.

A. RAM

B. ROM

C. CPU

D. ALU

-----------------选择：D

5. ( ) stands for Central Processing Unit. It performs the system's calculating and processing.

A. computer

B. CPU

C. input device

D. output device

-----------------选择：B

6. A ( ) is a cable which is capable of carrying signals representing data from one place to another.

A. bus