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Computers - General Knowledge Questions
The bubbles in a bubble memory pack are created with the help of?
A)
Electric field
B)
Magnetic field
C)
X-ray
D)
Laser beam

Correct Answer : Option (B) - Magnetic field

A memory device is formed by lining up tiny electromagnets at one end with detectors at the other end. Bubbles written in would be slowly pushed to the other, forming a sheet of twistors lined up beside each other.

Published On : June 18, 2021
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