大工20秋《专业英语（计算机英语）》在线作业1（答案参考）

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-[大连理工大学]大工20秋《专业英语（计算机英语）》在线作业1
试卷总分:100    得分:100
第1题,The first generation computers were huge,slow,expensive,and often undependable.
T、对
F、错



第2题,The transistor computer did not last as long as the vacuum tube computer lasted, but it was less important in the advancement of computer technology.
T、对
F、错
正确答案:F


第3题,Transistors were a tremendous breakthrough in advancing the computer.
T、对
F、错



第4题,However what really triggered the tremendous growth of computers and its significant impact on our lives is the invention of the microprocessor.
T、对
F、错
,It wasn't until the 1980's that people began buying computer for personal use.
T、对
F、错
正确答案:


第6题,A computer can be broken down into three distinct categories, namely output,input and CPU.
T、对
F、错



第7题,The term 'output' consists of all components that display words and graphics so that a person can see them.
T、对
F、错
正确答案:


第8题,The keyboard is classified as a form of output.
T、对
F、错
正确答案:F


第9题,Mouse belongs to input.
T、对
F、错
CPU is the soul of a computer.
T、对
F、错



第11题,The ENIAC used thousands of( ),which took up a lot of space and gave off a great deal of heat just like light bulbs do.
A、vacuum tubes
B、integrated circuits
C、chips
D、switches
正确答案:

,In 1947 three scientists, John Bardeen, William Shockley, and Walter Brattain working at( )invented the transistor computer.
A、Baidu
B、Microsoft
C、AT&T's Bell Labs
D、Yahoo
正确答案:


第13题,The fourth generation computers can be characterized by both the jump to monolithic integrated circuits and the invention of( ).
A、microprocessor
B、transistor
C、chip
D、circuit
正确答案:


第14题,The software and hardware components of a computer( ).
A、function independently
B、can never be coordinated
C、rely on each other and support each other
D、none of the above
正确答案:


,A location in RAM memory is accessed by its( )
A、contents
B、address
C、storage unit
D、storage capacity
正确答案:


第16题,RAM is a( )storage.
A、permanent
B、flash
C、temporary
D、expansion
正确答案:


第17题,A(n) ( ) mouse emits and senses light to detect movement.
A、cordless
B、optical
C、camera
D、microphone
正确答案:


第18题,The common input devices are the ( ) and the ( ).
A、keyboard,printer
B、keyboard,microphone
C、mouse,monitor
D、mouse,keyboard
正确答案:


第19题,A computer must include three of following.Which one is not necessary?
A、input system
B、output system
C、processing system
D、networking system
正确答案:


Modern operating systems usually come with a ( ).
A、application software
B、GUI
C、memory
D、printer
正确答案: