Question

which of the following was not used in first generation computers.
a. punch card.
b. magnetic core
c. vacuum tube
d. All of the above​

Answer 1

Answer:

a)punch card

First generation computers are characterised by Vacuum tubes and magnetic drum.

The first computer systems used vacuum tubes for circuitry and magnetic drums for memory, and were often enormous, taking up entire rooms.

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Answer 2

Answer:

your ans is. C). Vacuum tube

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