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Computer Fundamentals - Engineering

Q1:

A magnetic storage device on which data is stored on a cylindrical drum, subdivided into tracks is known as

A Punched card

B Magnetic disk

C Magnetic tape

D Drum

E None of the above

ANS:D - Drum

Drum memory was a magnetic data storage device invented by Gustav Tauschek in 1932 in Austria.

Similarly, drums were replaced by hard disk drives for secondary storage.