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

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

A magnetic drum is a magnetic storage device used in many early computers as the main working memory, similar to how modern computers use random access memory (RAM) cards. In some cases, magnetic drum memory was also used for secondary storage.

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In magnetic storage devices, tracks are divided into ---
Normally, the plate thickness of the bottoms and roofs of vertically cylindrical storage vessels as compared to that of the cylindrical shell is