计算机专业英语练习参考答案 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.E 7.H 8.A
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
第 1 页 共 17 页
6.code 7.hard copy 8.function/code/instruction
[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. supercomputer, mainframe computer, minicomputers, microcomputers
3. mainframe computer 4.microcomputers, storage locations 5. portables, laptop computers/ notebook/palm-sized computer, desktop workstations
6.semiconductor 7. CPU, memory, storage, devices, processing, users 8. microprocessor ship [Ex 3]
A. 1.C 2.A 3.H 4.I 5.E 6.F 7.G 8.B
第 2 页 共 17 页
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.sophisticated programs
5. processing capabilities 6.instructions 7.semiconductor 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 12.T 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 10.F 11.T 12.F [Ex 2]
1.microprocessor 2.bus 3.registers 4.control unit 5.processor 6.binary 7.arithmetic, logical
第 3 页 共 17 页
8.milliseconds, microseconds, nanoseconds. 9.instruction 10.execution 11.megaherts 12.wordsize [Ex 3]
A. 1.J 2.D 3.F 4.B 5.C 6.E 7.I 8.H 9.A 10.G B. 1.storage 2.chip 3.registers 4.ALU 5.bus 6.control bus 7.machine language 8.binary system
9.bits 10. computer program [Ex 4]
1. configuration 2. converts 3.data bus 4.characters 5.converts 6.synchronize 7.circuitry 8.internal clock [Ex 5]
1.T 2. F 3.F 4.T 5.T 6.F 7.T 8.T 9.T 10.F Unit 4
[Ex 1]
1.F 2.T 3.T 4.T 5.F 6.T 7.F 8.T 9.T 10.F 11.T 12.T 13.F 14.F 15.T 16.F 17.T 18.F 19 T 20.F 21.T 22.F [Ex 2]
1. main memory 2.RAM 3.diskettes/floppy disks; hard disks 4.chips 5.parity
第 4 页 共 17 页
6.expanded,extended
7.monochrome 8.cache 9.ROM 10.updated [Ex 3]
A. 1.B 2.E 3.C 4.J 5.I 6.H 7.A 8.F 9.G 10.D B. 1.secondary storage 2.buffer 3.access 4.code 5.diskette 6.slots 7.terminals 8.motherboard 9.bytes 10.screen [Ex 4] 1.desktop 2.software 3.animation 4.transferred 5.sophisticated 6.compatible 7.cache 8.upgrade [Ex 5]
1.T 2.F 3.T 4.T 5.F 6.T 7.F 8.T 9.T 10.T 11.T 12.T 13.T 14.F 15.F 16.T Unit 5
[Ex 1]
1.T 2.F .3.F 4.F 5.T 6.T 7.T 8.F 9.F 10.T 11.F 12.F 13.T 14.T [Ex 2]
1.floppy disks 2.disk drive 3.revolutions 4.bits 5.megabytes, gigabyte, terabyte 6.density 7.sectors 8.1.44
第 5 页 共 17 页