| 41. |
A hand-held device which reads marks or characters on paper by detecting photo-sensitivity is known as |
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| 42. |
Tiny rings made of magnetic material that can be polarised to represent binary 1 or 0 is called |
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| 43. |
A computer program that instructs other programs to perform a particular type of operation is |
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| 44. |
A hard copy would be prepared on a |
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| 45. |
Which was the world's first minicomputer and when was it introduced? |
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