| 1.（ ） controls the operation of the computer and performs it＇s data processing functions. |
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| 2.In order to store huge amounts of information, we need ( ). |
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| 3.What is the most commonly used computers in our daily life? |
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| 4.（ ）：A location where data can be temporarily stored. |
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| 5.The set {120,-12,0.12,1.2} might be considered as ( ). |
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| 6.（ ） provides a data path between the CPU and external devices. |
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| 7.The maximum number of data that can be expressed by 8 bits is （ ） . |
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| 8.（ ）：The character code built into most modern personal computers. |
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| 9.（ ）language is similar to machine language. |
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| 10.When a computer is turned on, a series of instructions stored in ROM called the ( ) issue the commands to load the operating system into main memory. |
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| 11.Memory holds data and instructions while they are ( ) by the CPU. |
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| 12.What is the system board? |
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| 13.If your diskette has been ( ), the computer cannot store any new information on it. |
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| 14.The line of computing jobs waiting to be run on a computer system might be a （ ） . The jobs are serviced in the order of their arrival, that is, the first in is the first out. |
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| 15.( ) analyzes, designs, and implements information systems. |
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| 16.All data is stored and manipulated inside the computer in ( ). |
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| 17.Input data from keyboard are stored in （ ） for processing. |
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| 18.Instructions are frequently located in ( ), this would be an ideal place to keep constant operands. |
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| 19.Primary memory which is stored on chips located ( ). |
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| 20.The default input device is ( ), and the default output device is ( ). |
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