Name…………………Julian Wu………………………………………………. 1a. Explain the difference between Hardware and Software ………………………………………………………………………………………………………………………… ……………………………………………………………………………………………………………………… ………………………………………………………………………………………………………………………… 1b. An example of hardware is ……monitor……………………………………………………………. 1c. An example of software is ………Windows XP………………………………………………… 2a. What does the term ‘peripheral’ mean? A device that is connected to computer ………………………………………………………………………………………………………………………… ………………………………………………………………………………………………………………………… 2b. Give two examples of peripherals ………Keyboard, Monitor……………………………………………………………………………………………………………… … 3a. Explain the role of the CPU within a computer ……………………It does that calculation of everything that computer does…………………………………………………………………………………………………………………… ………………………………………………………………………………………………………………………… ………………………………………………………………………………………………………… 3b. How is the CPU speed measured? ……………………………hertz……………………………………………………………………… 3c. Identify the three parts which make up the CPU?… Control Unit, Immediate Access Store and Inputs and Outputs
4a. What is a ‘Motherboard’? A device that has most of the devices attached. It is one of the most important parts of your computer. We can say that Motherboard is a brain for your computer. 4b. Name 3 devices which are attached to the Motherboard CPU, Hardware, RAM ………………………………………………………………………………………………………………………… 5. Explain the role of a disk drive CD drive …It can insert cds and disk to your computer.………
6a. What do the letters RAM stand for? Random Access Memory …………………………………………………………………………………………………… 6b. What do the letters ROM stand for? ……………………………Read only memory ……………………………………………………………………… 6c. Explain the difference between RAM and ROM …………RAM: Volatile memory. It holds temporary data and program ata , ROM:? 7. Explain why you need ‘cache memory’ It may help people to save the data that they use it often 8. Are the following statements true or false? a. The CPU controls all other parts of the computer
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b. RAM is used for storing the start-up instructions on the computer ………F…………… c. Cache memory is faster to access than RAM
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