Which of the following is a nonvolatile memory device?
A)optical memory device
B)main memory
C)cache memory
D)random access memory

Question

Quizplus · Accepted Answer

Optical memory devices, such as CDs and DVDs, are nonvolatile memory devices because they can retain data even when not powered. Main memory, cache memory, and random access memory are all volatile memory devices, meaning they require power to maintain the stored data.

Which of the Following Is a Nonvolatile Memory Device