Explain the refresh operation in a dynamic ram?



Explain the refresh operation in a dynamic ram?..

Answer / Shailendra Arya

In Dynamic RAM (DRAM), each memory cell stores a charge that degrades over time. To maintain the integrity of the stored data, the cells must be periodically refreshed. This is done by reading and rewriting the data at regular intervals, typically every 64 milliseconds for standard DRAM.

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More Operating Systems General Concepts Interview Questions

Can you have both 32 bit and 64 bit excel?

1 Answers  


Can you please explain the difference between load-time dynamic linking and run-time dynamic linking?

1 Answers  


What is the difference between mutex and semaphore?

14 Answers   HP, Microsoft,


Is safari the same as internet explorer?

1 Answers  


What is the difference between hard and soft real-time systems?

4 Answers  


Explain the layers of a windows xp system.

1 Answers  


What is Thrashing?

19 Answers   IBM, Wipro,


wat is virtual memory? how we can increase or decrease the virtual memory?

5 Answers   HCL, HP, IBM, Minacs, TCS,


What do you mean by threads in Operating System?

1 Answers   EXL, HCL,


What is starvation and aging?

1 Answers  


What is best free operating system?

1 Answers  


What are the main advantages of the microkernel approach to system design?

1 Answers  


Categories