Which of the following are universal gates?
1. AND
2. NAND
3. OR
4. NOR
5. NOT
A. 1, 2, 3, 4 and 5
B. 1, 3 and 4 only
C. 2, 3 and 5 only
D. 2 and 4 only
Answer: Option D
This Question Belongs to Electronics And Communications Engineering >> Digital Electronics
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