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DVD is a form of ______ storage

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in RDBMS by (118k points)
DVD is a form of ______ storage

(a) Magnetic storage

(b) USB storage

(c) Tape storage

(d) Optical storage

This question was addressed to me during a job interview.

My question is from Magnetic Disk and Flash Storage topic in section Storage and File Structure of RDBMS

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The correct option is (d) Optical storage

To explain I would say: DVD is a form of optical storage. The data on a DVD is read by an optical reader.

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