Computer Science for IGCSE & O level - Boolean Logic (Section 10 - No. 19)
Which is the correct Boolean expression for a NAND gate with inputs A and B?
A . B
(A . B)'
A + B
(A + B)'
Paliwanag
The NAND gate is the inverse of the AND gate; so the output is the inverse of the AND function, or (A . B)'