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why RAM and not the harddisk
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patel_ec



Joined: 10 Aug 2006
Posts: 18
Post09 Dec 2006 9:44   

why RAM and not the harddisk
hello

i have a basic question.

tell me why we are using a RAM in computers.

i mean why processor cant directly deal with harddisk?

if we want processor to deal with harddisk, what r the problems and how solution tends to use RAM?
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Post09 Dec 2006 9:44   

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atmelAVR91



Joined: 02 Aug 2006
Posts: 70
Post09 Dec 2006 10:16   

Re: why RAM and not the harddisk
Access time of RAM is very very low as compared to HARDDISK Media
and again RAM is mapped in processor address space to exec. program from RAM
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