Given below are the features of different generations of computer. Which one of the following is the feature of first generation computers?1. The power consumption was very high.2. The computers of this generation replaced vacuum tubes with transistors.3. The size of main memory was increased and reached about 4 megabytes.4. The semiconductor memories replaced magnetic core memories.

Given below are the features of different generations of computer. Whi

1.	Given below are the features of different generations of computer. Which one of the following is the feature of first generation computers?1. The power consumption was very high.2. The computers of this generation replaced vacuum tubes with transistors.3. The size of main memory was increased and reached about 4 megabytes.4. The semiconductor memories replaced magnetic core memories.
A.	1 and 2
B.	2 and 4
C.	Only 1
D.	All of these
E.	None of these
Answer» D. All of these

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