[Solved] Which of the following combinations of logic gates can decode binary 1101?

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Q.	Which of the following combinations of logic gates can decode binary 1101?
A.	one 4-input and gate
B.	one 4-input and gate, one inverter
C.	one 4-input and gate, one or gate
D.	one 4-input nand gate, one inverter
Answer» B. one 4-input and gate, one inverter
Explanation: for decoding any number output must be high for that code and this is possible in one 4-

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