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SOURADEEP SHARMILA MANDAL from KENDRIYA VIDYALAYA IISC, Bengaluru
Subject :ICSO    Class : Class 4

In second generation of computers, vacuum tubes were replaced by ________.

ATransistors
BIntegrated circuits
CMicroprocessors
DCPU


Ans 1:

Vansh Goel from Spring Dale Senior School, AMRITSAR
Class : Class 7
option A.

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