SKOOLYST Pakistan - Find Best Schools Near You

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

Similar Questions

What does ROM stand for?

What is ROM primarily used for in a computer?

Which type of memory stores the instructions needed to start (boot) the computer?

Which of the following is commonly used in smartphones and digital cameras for storage?

What is a paging file?