Multiple choice general knowledge science & technology

The magnetic storage chip used to provide non-volatile direct access storage of data and that have no moving parts are known as

  1. Magnetic core memory

  2. Magnetic tape memory

  3. Magnetic disk memory

  4. Magnetic bubble memory
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Magnetic bubble memory is a non-volatile storage technology that uses magnetic bubbles (cylindrical domains) on a thin magnetic material film. It has no moving parts, provides direct access to data, and was used in specialized applications before being replaced by semiconductor memory. It's different from magnetic core, tape, or disk memory.

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