计算机专业英语教程(第三版)练习答案

计算机专业英语教程Array第三版练习参考答案

Unit 1 [Ex 1] 1. F 2. T 3. T 4. F 5. T 6. T 7. T 8. T 9. T 10. F [Ex 2] 1. input, storage, processing, and output 2. power; speed; memory

3. central processing unit

4. internal; primary; memory

5. keyboard; central processing unit; main memory; monitor

[Ex 3] A. 1. F 2. D 3. G 4. C 5. B 6. A 7. E 8. H

B. 1. user 2. monitor 3. data 4. keyboard 5. data processing

6. information

7. computer

8. memory

[Ex 4] 1. input device 2. screen, screen 3. manipulates 4. instructions 5. retrieve

6. code

7. hard copy

8. function

[Ex 5] 1. T 2. T 3. F 4. F 5. T 6. F 7. T 8. F

Unit 2 [Ex 1] 1. T 2. F 3. T 4. F 5. T 6. T 7. T 8. F

[Ex 2] 1. sizes, shapes, processing capabilities

2. supercomputers, mainframe computers, minicomputers, microcomputers

3. mainframe computer

4. microcomputers, storage locations

5. protables, laptop computers/notebook/palm-sized computer.

desktop workstations

6. semiconductor

7. CPU, memory, storage, devices, processing, users

8. microprocessor chip

[Ex 3] A. 1. C 2. A 3. H 4. I 5. E 6. F 7. G 8. B

B. 1. capacity 2. device 3. laptop computer 4. Portable computers

5. Silicon

6. semiconductor

7. workstation

8. voltage

9. RAM 10. ROM

[Ex 4] 1. portable 2. access 3. main memory 4. sophisiticated programs

5. processing capability

6. instructions

7. computation

8. computer professional

[Ex 5] 1. T 2. T 3. T 4. F 5. F 6. T 7. F 8. T 9. F 10. T 11. F

13. T 14. T

Unit 3 [Ex 1] 1. T 2. F 3. T 4. T 5. T 6. T 7. F 8. F 9. T

11. T 12. F 13. F 14. T

[Ex 2] 1. microprocessor 2. bus 3. register 4. control unit 5. processor

6. binary

7. arithmetic, logical

8. milliseconds,

nanoseconds. 9. instruction 10. execution 11. megahertz 12. wordsize [Ex 3] A. 1. F 2. A 3. J 4. C 5. D 6. E 7. H 8. I 9. B 10. G

B. 1. Storage 2. chip 3. registers 4. ALU 5. bus 6. control unit

7. machine language 8. binary system 9. bits 10. computer program

[Ex 4] 1. configuration 2. converts 3. data buses 4. characters

3.远远不能覆盖绝大多数嫌疑人

4.真正奇才所掌握的技术

5.文件和程序

6. 1. 系统详情、扩展其性能5. 敏感信息的人

7.滞缓的特性和控制开发的复杂性

8.非常巧妙的权宜之计，旨在解决很棘手的问题

9.不能有效与他人沟通的人

10.一个程序、数据结构或全部程序的

11.交叉指向不合适的新闻组

12.打免费长途电话了；通信网络，但不单指通信网络

13.眼睛疲劳

14.无关紧要或令人讨厌的琐碎问题

15.不会有人发现这些漏洞的，或发现了也不会利用

16.受人雇佣，为测试系统的安全性而攻入某个地方

17.那种使用许多GOTO、例外或另外的“非结构的”分支构造

18.不能定期运行适当的抑制程序

19.某种非常友好程序的

20.远在没有正式发行之前

21.该技术也许不能发挥作用。如果不能用，程序员也永远不知道为什么

22.Suns 机上使用L1-A；某些Mac机使用!

23.完全丧失功能了；计算机想做某事但不能进行下去了

24.人的神经系统，与计算机的硬件或软件相对；系统的硬件或软件

25.那种在紧急状况下能迅速发现并解决问题

26.思想排外/思想保守

Unit 6

[Ex 1] 1. F 2. T 3. F 4. T 5. T 6. F 7. F 8. T 9. T 10. F 11. F 12. F 13. T 14. F [Ex 2] 1. compatible 2. hardcopy 3. terminal, monitor 4. inked ribbon

5. line

6. Thermal

7. Monochrome

8. liquid crystal display

[Ex 3] A. 1. G 2. B 3. I 4. F 5. D 6. H 7. C 8. E 9. J 10. A

B. 1. printers 2. hard copy 3. CRT 4. hardware 5. pixel

6. output

7. software

8. Line printers

9. plotters 10. graphics [Ex 4] 1.are attached 2. compatible 3. flexible 4. mechanism 5. perform

6. rotate

7. transfer

8. video

[Ex 5] Introduction 1. T 2. F

3. T

4. F

as metal file cabinets) 5. T 6. F

3. Replace your router’s antenna 7. F 8. T 9. F