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2009级吉林大学计算机学院-计算机导论试题A卷

2009-2010学年第1学期

2009 级《计算机导论》考试试题A卷

考试时间:2009年月

班级学号姓名

?请将答案写在答题纸上,写明题号,不必抄题,字迹工整、清晰;

?请在答题纸和试题纸上都写上你的班级,学号和姓名,交卷时请将试题纸、答题纸和草纸

一并交上来。

I、Choice Questions(20 questions, 1 score for each question)

1. Every computer today is based on the _____ model.

a. von Neumann

b. Microsoft

c. Intel

d. input/output

2. The CPU includes a small number of storage buffers that hold data temporarily, called ________.

a. cache

b. registers

c. memory

d. disk drives

3. To store a byte, you need ______ electronic switches.

a. 1

b. 4

c. 8

d. 16

4. According to the von Neumann model, _________ are stored in memory.

a. data

b. programs

c. algorithm

d. a and b

5. Computer scientists have defined three constructs for a structures program or algorithm, asserting

that a program must be made of a combination of them. Which of the following is NOT among them?

a. Decision

b. Sequence

c. Flowcharting

d. Repetition

6. The output data depend on the combination of the ________ and the program.

a. memory size

b. input data

c. processor model

d. processor speed

7. In ______ number representation, there are two representations for 0

a. sign-and-magnitude .

b. one’s complement

c. two’s complement

d. a and b

8. The uniform representation for storing data is called ________.

a. text

b. a bit pattern

c. a switch

d. ISO

9. To unset (force to 0) all the bits of a bit pattern, make a mask of all 0s and then ______the bit

pattern and the mask.

a. OR

b. NOT

c. XOR

d. AND

10. A bit pattern of three bits can take on how many different states?

a. sixteen

b. eight

c. four

d. three

11. A program is a set of ________ written in a(n) ________ language.

a. directions, human

b. mathematical operations, mathematical

c. codes, binary

d. instructions, computer

12. A ______ bus connects the CPU and memory.