Flashcards
CPU
Cards in this deck (9)
- 1what does CPU stand for?central processing unit
- 2what is the purpose of the CPU?1.to process information
2.to fetch decode execute information - 3what are the functions of a CPU?to fetch,decode and execute
- 4where does the CPU fetch data from?the cache or the RAM
- 5what is cache?the storage inside the CPU, quicker to access
- 6what does RAM stand for?random access memory stores temporary data from running programs its volatile
- 7what does volatile mean?volatile is when memory wipes when the computer is turned off
- 8what happens when the RAM gets full?it becomes slow and stores data in the virtual memory. virtual memory is an extension of RAM. the virtual memory is set up on the hardrive
- 9what is ROM?read only memory stores the boot up instructions. its non volatile
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- Flashcards on CPU, created by Archie Jack on 13/11/2017.
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- Archie Jack
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