大连理工大学22秋季《专业英语（计算机英语）》在线作业一

奥鹏大连理工大学平时在线作业

大工22秋《专业英语（计算机英语）》在线作业1

The first generation computers were huge,slow,expensive,and often undependable.
A:对
B:错
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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.
A:对
B:错
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Transistors were a tr奥鹏大连理工大学平时在线作业emendous breakthrough in advancing the computer.
A:对
B:错
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However what really triggered the tremendous growth of computers and its significant impact on our lives is the invention of the microprocessor.
A:对
B:错
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It wasn't until the 1980's that people began buying computer for personal use.
A:对
B:错
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A computer can be broken down into three distinct categories, namely output,input and CPU.
A:对
B:错
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The term 'output' consists of all components that display words and graphics so that a person can see them.
A:对
B:错
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The keyboard is classified as a form of output.
A:对
B:错
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Mouse belongs to input.
A:对
B:错
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CPU is the soul of a computer.
A:对
B:错
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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
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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
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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
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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
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A location in RAM memory is accessed by its( )
A:contents
B:address
C:storage unit
D:storage capacity
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RAM is a( )storage.
A:permanent
B:flash
C:temporary
D:expansion
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A(n) ( ) mouse emits and senses light to detect movement.
A:cordless
B:optical
C:camera
D:microphone
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The common input devices are the ( ) and the ( ).
A:keyboard,printer
B:keyboard,microphone
C:mouse,monitor
D:mouse,keyboard
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A computer must include three of following.Which one is not necessary?
A:input system
B:output system
C:processing system
D:networking system
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Modern operating systems usually come with a ( ).
A:application software
B:GUI
C:memory
D:printer
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