2007~2008年度第一學(xué)期

《計算機專業(yè)英語》期末考試試題( A 卷)

專業(yè) 姓名 學(xué)號

題目一二三四五六七總分得分

一 選擇題(每題1分，共20分)

1. A processor is composed of two functional units, they are .

A. an arithmetic/logic unit and a storage unit

B. a control unit and some registers

C. a control unit and an arithmetic/logic unit

D. some registers and an arithmetic/logic unit

2. The CPU executes each instruction is a series of steps, the sequence is .

A. execute-fetch-decode B. fetch-decode-execute

C. decode-execute-fetch D. fetch-execute-storage

3. One megabyte equals approximately .

A. 1 000 000 bytes B. 1024 bytes

C. 65535 bytes D. 10 000 bytes

4. If a cell consist of n bits, it can hold any one of .

A. 2n different bit combinations B. 2n-1 different bit combinations

C. 2n different bit combinations D. n different bit combinations

5. is the distance between two picture elements in horizontal direction.

A. Element Distance B. Scan Style

C. Solution D. Vertical Scan Rate

6. The is used to implement the bus protocol.

A. data bus B. control bus C. address bus D. signal bus

7. maintain their values from one block invocation to another.

A. Local variables B. Variables

C. Dynamic variables D. Fixed variables

8. After the called function has been completely executed, a result is made to the .

A. called function B. main function

C. function D. calling function

9. The serves as an interface between hardware and software.

A. system B. application program

C. operating system D. control unit

10. The two goals of an operating system are and efficiency.

A. quick B. convenience

C. standardize D. optimize

11. We can identify five phases in the

總結(jié)

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