Digital Electronics - Memory and Storage - Discussion

92. 

Which of the following is one of the basic characteristics of DRAMs?

[A]. DRAMs must have a constantly changing input.
[B]. DRAMs must be periodically refreshed in order to be able to retain data.
[C]. DRAMs have a broader "dynamic" storage range than other types of memories.
[D]. DRAMs are simpler devices than other types of memories.

Answer: Option B

Explanation:

No answer description available for this question.

Esther said: (Jan 6, 2019)  
To be refreshed for every 4 milliseconds to retained the binary information so option B.

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