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大工20秋《專(zhuān)業(yè)英語(yǔ)（計(jì)算機(jī)英語(yǔ)）》在線(xiàn)作業(yè)1
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第1題,The first generation computers were huge,slow,expensive,and often undependable.
T、對(duì)
F、錯(cuò)
第2題,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.
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F、錯(cuò)
正確答案:
第3題,Transistors were a tremendous breakthrough in advancing the computer.
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第4題,However what really triggered the tremendous growth of computers and its significant impact on our lives is the invention of the microprocessor.
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第題,It wasn't until the 1980's that people began buying computer for personal use.
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正確答案:
第6題,A computer can be broken down into three distinct categories, namely output,input and CPU.
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第7題,The term 'output' consists of all components that display words and graphics so that a person can see them.
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正確答案:
第8題,The keyboard is classified as a form of output.
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正確答案:
第9題,Mouse belongs to input.
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第題,CPU is the soul of a computer.
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F、錯(cuò)
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第11題,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
正確答案:
第題,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
正確答案:
第13題,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
正確答案:
第14題,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
正確答案:
第題,A location in RAM memory is accessed by its( )
A、contents
B、address
C、storage unit
D、storage capacity
正確答案:
第16題,RAM is a( )storage.
A、permanent
B、flash
C、temporary
D、expansion
正確答案:
第17題,A(n) ( ) mouse emits and senses light to detect movement.
A、cordless
B、optical
C、camera
D、microphone
正確答案:
第18題,The common input devices are the ( ) and the ( ).
A、keyboard,printer
B、keyboard,microphone
C、mouse,monitor
D、mouse,keyboard
正確答案:
第19題,A computer must include three of following.Which one is not necessary?
A、input system
B、output system
C、processing system
D、networking system
正確答案:
第題,Modern operating systems usually come with a ( ).
A、application software
B、GUI
C、memory
D、printer
正確答案:
