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ConceptDigital Electronics and Logic Gates

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#### Question

Identify the logic gates marked 'P' and 'Q' in the given circuit. Write the truth table for the combination.

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The following figure shows the input waveforms (A, B) and the output waveform (Y) of a gate. Identify the gate, write its truth table and draw its logic symbol.

Which logic gate corresponds to the truth table given below?

A |
B |
Y |

0 |
0 |
I |

0 |
1 |
0 |

1 |
0 |
0 |

1 |
1 |
0 |

(a) AND

(b) NOR

(c) OR

(d) NAND

The output of NOR gate is high, when _______.

(A) all inputs are high

(B) all inputs are low

(C) only one of its inputs is high

(D) only one of its inputs is low

Write the truth table for the combination of the gates shown. Name the gates used.

Solution for question: Identify the Logic Gates Marked 'P' and 'Q' in the Given Circuit. Write the Truth Table for the Combination. concept: Digital Electronics and Logic Gates. For the courses 12th CBSE (Arts), 12th CBSE (Commerce), 12th CBSE (Science)