What is the meaning of Register and Main memory(RAM) ?

And give the difference between them

Questions by Omer Alwi

Showing Answers 1 - 3 of 3 Answers

Deepika Sudam Nawale.

  • Aug 24th, 2011

registers are used for storing the values.
eg ADD R1,R2
where R1,R2 are registers for performing the operation addition.

and main memory is also used for storing and registers are stored in main mem.

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  • May 1st, 2012

Registers are present in the CPU and are directly associated with ALU.So,overhead involved in accessing information from the registers is the lowest

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Gebreyohans Hailekiros

  • Nov 4th, 2015

Registers are small and are extremely fast used inside the CPU to store information whereas Main memory is very large memory but slow.

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