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what is a RAM?
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*RAM stands for Random Access Memory *All the programs and data that are open will be stored on the RAM until the computer is shut down. |
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what is a ROM?
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* ROM stands for Read Only Memory *a ROM stores the instructions for the computer to be switched on. *A ROM is non-volatile meaning that it keeps all of its data whether on not the computer is on or off *You can't change it |
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What is a sound card?
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* A sound card enables you to hear sounds from the computer *You need speakers or headphones to hear it *A sound card can sometimes be found on the motherboard |
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What is a graphics card?
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*A graphics card controls how your screen looks (how clear it is) * You plug the monitor into the graphics card. *A Graphics card is plugged into the motherboard |
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What is a Motherboard?
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* motherboard contains significant sub-systems such as the processor and other components. * the main printed circuit board (PCB) found in computers and other expandable systems |
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What is a CPU?
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*A CPU is the brains of the computer * * it is responsible for executing a sequence of instructions, called a program |
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