In 2nd generation computers the vacuum tube was replaced by some other device that made them more effective. Which one of the following replaced the vacuum tube?

In 2nd generation computers the vacuum tube was replaced by some other

1.	In 2nd generation computers the vacuum tube was replaced by some other device that made them more effective. Which one of the following replaced the vacuum tube?
A.	Chip
B.	AI
C.	1C
D.	Transistor
E.	None of these
Answer» E. None of these

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In 2nd generation computers the vacuum tube was replaced by some other device that made them more effective. Which one of the following replaced the vacuum tube?

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