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【百年教育职业培训中心】计算机导论-章节资料考试资料-黄淮学院[

来源：百年教育职业培训中心　更新时间：2022-06-25 09:32:23

第一章作业1第一章单元测验1、【单选题】ThefirstcomputerbasedonthevonNeumannmodeliscalled________.A、EDVAC（ElectronicDisc

第一章作业1

第一章单元测验

1、【单选题】The first computer based on the von Neumann model is called ________.

A、EDVAC（Electronic Discrete Variable Automatic Computer）

B、Turing machine

C、ENIAC（Electronic Numerical Integrator And Compute）

D、Ad-hoc

2、【单选题】A ______ is the method or technique that improves the efficiency of a search process, possibly by sacrificing optimality（-------是一种提高搜索过程效率的方法或技术，可能会牺牲最优性）

A、algorithm

B、heuristics（启发法）

C、Machine language

D、 Ad-hoc（对等式; 点对点; 对等模式; 自组网; 自组织）

3、【单选题】24×10^-6 seconds is equivalent to 24 ___________.( 24乘以10的负6次方秒等于24_____)

A、milliseconds

B、microseconds

C、seconds

D、nanoseconds

4、【单选题】600×2^40 bytes is called 600 _____

A、Gigabytes

B、Terabytes

C、Megabytes

D、Kilobytes

5、【单选题】If a computer can execute 2 ×10^7 floating-point operations per second, the computer’s performance is 20_______

A、MFLOPS (Mega FLOPS）

B、MIPS (million instructions per second)

C、FLOPS (floating-point operations per second )

D、GFLOPS （Giga FLOPS ）

6、【单选题】There is a _________ between the memory size and access speed.

A、Ad-hoc

B、control unit

C、Machine language

D、Trade off （权衡，讨价还价，折中）

7、【单选题】A step-by-step solution to a problem is called a(n) _____

A、algorithm

B、program

C、Instruction

D、Machine language

8、【单选题】Instructions native to the central processor of a computer that are executable without assembly or compilation are called（）。计算机中央处理器能直接解码的指令，这些指令无需汇编或编译即可执行，这样的指令叫（）

A、High level language

B、Machine language

C、Assembly language

D、program

9、【单选题】A universal ____, that can do any computation if the appropriate program is provided, was the first description of a modern computer.

A、Turing machine

B、Von Neumann machine

C、ENIAC

D、EDVAC （Electronic Discrete Variable Automatic Computer）

10、【单选题】The invention of ___ reduced the cost and size of computers in the fourth generation.

A、VLSI (Very Large Scale Integration)

B、Integrated circuit（集成电路）

C、vacuum tubes（真空管）

D、transistors（晶体管）

第二章作业1

第二章作业2

第二章单元测验

1、【单选题】Which of the following representation is erroneous? （下列哪种表示是错误的？）

A、（1001001)2

B、（765)8

C、(ING)16

D、1001001

2、【单选题】The decimal fraction, 0.15625, is equal to: (十进制小数0.15625等于：）

A、2^-1+2^-2 (“2^-1”表示2的-1次方）

B、2^-2+2^-4

C、2^3+2^5

D、2^-3+2^-5

3、【单选题】The decimal fraction, 0.515625, is equal to: （十进制小数0.515625等于：）

A、2^-1+2^-2

B、2^-2+2^-4

C、2^-1+2^-6

D、2^-1+2^-5

4、【单选题】Which of the number in decimal is equal to the number ABB in hexadecimal? （下面哪个十进制数等于十六进制数ABB？）

A、2747

B、2746

C、2745

D、 2448

5、【单选题】Which of the number in decimal is equal to the number (2731)8 in octal?（下面哪个十进制数等于八进制数2731？）

A、1497

B、1498

C、1496

D、1394

6、【单选题】Which of the number in octal is equal to the number 3075 in decimal? （下面哪个八进制数等于十进制数3075？）

A、6001

B、6003

C、5001

D、5003

7、【单选题】Which of the number in binary is equal to the number 30.625 in decimal? （下面哪个二进制数等于十进制数30.625？）

A、11110.101

B、11110.011

C、11110.111

D、11111.111

8、【单选题】Which of the number in binary is equal to the number 30.875 in decimal?（下面哪个二进制数等于十进制数30.875？）

A、11110.101

B、11110.011

C、11110.111

D、11111.111

9、【单选题】Which of the number in octal is equal to the number 24C in hexadecimal? （下面哪个八进制数等于十六进制数24C?)

A、2114

B、1114

C、4767

D、4567

10、【单选题】Which of the number in binary is equal to the number 12F in hexadecimal? （下面哪个二进制数等于十六进制数12F？）

A、100100001

B、100101111

C、100100111

D、100100101

11、【单选题】Which of the number in octal is equal to the number CCC in hexadecimal? （下面哪个八进制数等于十六进制数CCC?)

A、6314

B、1114

C、5677

D、5687

12、【单选题】Which of the number in decimal is equal to the number (3311)8? (下面哪个十进制数等于八进制数3311？)

A、1737

B、1498

C、1496

D、1394

13、【填空题】Convert the number 1A.2 in hexadecimal into the number in decimal: _____. （将十六进制数1A.2转换成十进制数————）

A、

14、【填空题】Convert the number 11111.11 in binary into the number in octal: ________. （将二进制数11111.11转换成八进制数——。）注：鉴于本平台书写下标不方便，并且本题已经说明了八进制数，所以八进制数答案不要写下标，比如写成56.7，不要写成（56.7)8.

A、

15、【填空题】Convert the number B.A into the number in octal: ____. （将十六进制数B.A转换成八进制数————）注：鉴于本平台书写下标不方便，并且本题已经说明了八进制数，所以八进制数答案不要写下标，比如写成56.7，不要写成（56.7)8.

A、

16、【填空题】Convert the number 11110.01 in binary into the number in octal: _____. (将二进制数11110.01转换成八进制数-------）注：鉴于本平台书写下标不方便，并且本题已经说明了八进制数，所以八进制数答案不要写下标，比如写成56.7，不要写成（56.7)8.

A、

17、【填空题】Convert the number 411.57 in octal into the number in hexadecimal: ____.(将八进制数411.57转换成十六进制数——）注：鉴于本平台书写下标不方便，并且本题已经说明了十六进制数，本题的十六进制数答案不要写下标，比如写成AB.4E, 不要写成（AB.4E)16.

A、

18、【填空题】将十进制数247转换成8位二进制数————。注：鉴于本平台书写下标不方便，并且本题已经说明了二进制数，本题的二进制数答案不要写下标，比如写成10101010.11, 不要写成（10101010.11)2.

A、

19、【填空题】将十进制数46.46转换成二进制数, 二进制数整数部分取8位，小数部分取6位，————。注：鉴于本平台书写下标不方便，并且本题已经说明了二进制数，本题的二进制数答案不要写下标，比如写成10101010.110010, 不要写成（10101010.110010)2.

A、

20、【填空题】A relationship between the two bases: ____ bits in binary is one digit in octal. （两个不同进制数字系统基数之间的关系：————位二进制数表示八进制的一位数。

A、

21、【填空题】A relationship between the two bases: ____ bits in binary is one digit in hexadecimal. （两个不同进制数字系统基数之间的关系：————位二进制数表示十六进制的一位数。

A、

第三章作业1

第三章作业2

第三章作业3

第三章单元测验

1、【单选题】Which of the following number system uses “11111111” to represent decimal “-0”?

A、 Sign-and-magnitude

B、 One’s complement

C、Two’s complement

D、Unsigned integer

2、【单选题】Which of the following decimal is equivalent to 8-bit unsigned number 10010110?

A、151

B、 -22

C、150

D、-110

3、【单选题】Which of the following 16-bit 2’s complement representations is equivalent to -178 in decimal?

A、0000000010110010

B、1000000010110010

C、1111111101001110

D、1111111101001101

4、【单选题】Which of the following decimals is equivalent to 8-bit 1’s complement number 10000000?

A、-0

B、-128

C、-127

D、128

5、【单选题】 Which of the following decimals is equivalent to 8-bit sign-magnitude number 10000011?

A、131

B、-125

C、-3

D、-126

6、【单选题】Which of the following 8-bit 2’s complement representations is equivalent to -106 in decimal?

A、01100111

B、11100111

C、10010110

D、10011001

7、【单选题】Which of the following decimals is equivalent to 8-bit 2’s complement number 10000101?

A、-5

B、-123

C、-124

D、-126

8、【单选题】Which of the following bit patterns is used to store the decimal -138 in 16-bit memory location by the 2’s complement representation?

A、0000000010001010

B、1000000010001010

C、1111111101110110

D、1111111101110101

9、【单选题】In ______number representation, 1111 in memory represents -0.

A、 unsigned integers

B、sign-and-magnitude

C、one’s complement

D、two’s complement

10、【单选题】 In ______number representation, 1111 in memory represents -1.

A、unsigned integers

B、sign-and-magnitude

C、one’s complement

D、two’s complement

11、【单选题】 In ______number representation, there are two representations for 0.

A、sign-and-magnitude

B、one’s complement

C、 two’s complement

D、 sign-and-magnitude one’s complement

12、【单选题】If the leftmost bit is 0 in ______number representation, then the decimal number is positive.

A、sign-and-magnitude

B、one’s complement

C、two’s complement

D、all of the three

13、【单选题】If the leftmost bit is 1 in ______number representation, then the decimal number is positive.

A、sign-and-magnitude

B、one’s complement

C、two’s complement

D、none

14、【单选题】 Which terminology as follows means that we select only a finite number of points on the analog signal, measure their values, and record them?

A、Sampling

B、Quantization

C、Coding

D、Encoding

15、【单选题】Which terminology as follows uses the indexed color scheme to store an image?

A、JPEG

B、MP4

C、GIF

D、MPEG

16、【单选题】If a JPEG picture has resolution 1024 × 2048 but without any compression, how many bits are needed to store this picture?

A、16 Mbits

B、24 Mbits