Lessonl


Text A
I.Complete the following sentences according to the information in the text.
1.programmable, analog, digital
2.continuous, discrete
3.billing, shipping, receiving, inventory control
4.computations, MPU, CPU
5.Complex Instruction Set Computer
6.Digital Signal Processing
7.integer, logic
8.buses, pulses,
9.Random Access Memory, internal
10.keyboards, mouse, monitors, printers
II.Translate the following terms and phrases into Chinese.
1.
1.external devices
2.output device
3.parallel device
4.assembly language
5.block device
6.floating point
7.data stream
8.input device
9.integrated circuit
10.main storage
外部设备   
2.输出设备   
3.并行设备    -
4.汇编语言   
5.块设备    -
6.   
7.数据流    —
&    输入设备   
9.集成电路   
10.主存
HI. Translate the following terms and phrases into Ei^lish.
缩写
完飙式
中文意义
1.
ALU
Arithmetic/Logic Unit
运算器
2.
CPU
Central Processing Unit 或 Cental
Processor Unit
中央处理器
3.
CISC
Complex Instruction Set Computer
如旨令集计瓠
4.
DSP
Digital Signal Processing
数討言号处理
5.
EPROM
Erasable Programmable Read Only
Memory
可擦可编程只读存 储器
access计算机二级考什么
6.
LED
light-emitting diode
发光二级管
7.
MODEM
MOdulator, DEModulator
调制解调器
&
RAM
Random Access Memory
随机访问存储器
9.
ROM
Read Only Memory
只读存储器
10.
RISC
Reduced Instruction Set Computer
精简指令集计WL
IV Fill in the gaps with the words or phrases chosen firom the box. Change the forms where necessary.
1.instructions 2. devices 3. concept 4. consuming 5. integrated circuits
6.space 7. fit into & Information Age 9. embedded computer 10. control
V Translate the following passage into Chinese・
计算机能够储存和执行被叫做程序的许多指令，这使其非常通用并不同于计算器。丘 奇一图灵论点就是对该多功能的一个精确陈述：原则上说，任何具有一定的最低性能的计 算机都能够执行其他计算机所能够执行的任务。因此，就计算机的性能和复杂齢说，无 论是个人数字助手还是超型计算机，如果有足够的时间和储存能力，这些计算机都可以执 行同样的计算任务。