A) Vacuum tubes and magnetic drum
B) Magnetic tape and transistors
C) ICs
D) All of the above
E) None of these
Correct Answer: A
Solution :
The first generation computers used vacuum tubes for circuitry and magnetic, drums for memory and were often enormous, taking up entire rooms. They generated a lot of heat and used a great deal of electricity. So. They were difficult to operate. For eg. UNIVAC and ENIAC were first generation computers.
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