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Q

Medium 2 Marks

Computer Studies Computer Memory

What is DRAM?

A A type of ROM used for permanent storage

B Dynamic RAM that stores each bit in a capacitor and needs constant refreshing

C Static RAM that uses flip-flop circuits

D A type of cache memory inside the CPU

Explanation

DRAM (Dynamic RAM) stores each bit of data in a capacitor and needs to be refreshed constantly to maintain stored information. It is slower and cheaper than SRAM.

Reference: Computer Studies Textbook , Page 2

Hint

Dynamic means it needs constant refreshing to keep its data.

Explanation

Hint

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