Bubble memory is a_____________________?
Correct answer: B. Combination of sequential and direct access devices
- A. Direct access device only
- B. Combination of sequential and direct access devices
- C. Sequential access device only
- D. All of the above
Explanation
Bubble memory stores magnetic bubbles that move through serial paths, but its design can provide both sequential movement and access to selected stored data. It is therefore commonly classified as combining sequential and direct access characteristics.
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