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UGC-NET | UGC NET CS 2015 Dec – III | Question 4

A dynamic RAM has refresh cycle of 32 times per msec. Each refresh operation requires 100 nsec and a memory cycle requires 250 nsec. What percentage of memory’s total operating time is required for refreshes?

(A)

0.64

(B)

0.96

(C)

2.00

(D)

0.32

Answer

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