级计算机学院计算机导论试题A卷,计算机导论试题,计算机导论考试试题,护理学导论试题及答案,软件工程导论期末试题,社区护理导论试题,软件工程导论试题,药学导论试题,公共政策导论试题,语言学导论期末试题
-学年 第1学期
级《计算机导论》考试试题A卷
考试时间：12 月25日
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(25 questions, 1 score for each question)
1. Every computer today is based on the ________ model.
a.Intel b. Microsoft c. von Neumann d. input/output
2. The step by step solution that expresses the logical solution to a particular problem of interest is called a(n) ________.
a. program. b. answer c. algorithm d. processs
3. Calculations and logical operations take place in the ________.
a. arithmetic logic unitb. Memory c. control unit. d. input/output.
4. In ______ number representation, there are two representations for 0
a. sign-and-magnitude and unsigned integer. b. sign-and-magnitude and one’s complement
c. one’s complement and two’s complement d. two’s complement
5. The uniform representation for storing data is called ________.
a. text b. a bit pattern c. a switch d. ISO.
6. In two’s complement representation with a 4-bit allocation, you get _____when you add 1 to 7.
a. -8 b. -7 c. 1 d. 8
7. How does a computer know what type of data a stored bit pattern represents?
a. It does not; computer memory just stores data as bit patterns.
b.By the location in memory.
c.The header of the bit pattern indicates the data type.
d.By the size of the bit pattern.
8. In extended ASCII, a ________ of the bit pattern for regular ASCII code.
a. 0 bit is added to the right b. 1 bit is added to the right
c. 0 bit is added to the left d. 1 bit is added to the left
9. To set all the bits of a bit pattern, make a mask of all 1s and then ______the bit pattern and the mask.
a. NOT b. AND c. OR d. XOR
10. The CPU is responsible for fetching instructions, one by one, from memory, storing them in the ________, interpreting them, and executing them.
a. instruction r
