NEET Logic Gates MCQs & PYQs

Which of the gates is represented by above?

In the following circuit, the output Y for all possible inputs A and B is expressed by the truth table :

If A and B are input wave forms for given combination of logic gates then output waveform will be :

Find output Y :

The logic circuit shown below has the input waveforms ‘A’ and ‘B’ as shown. Pick out the correct output waveform.

To get an output 1 from the circuit shown in the figure, the input may be :

The combination of ‘NAND’ gates shown here under (figure) are equivalent to

The following configuration of gate is equivalent to

The following figure shows a logic gate circuit with two inputs A and B and the output Y. The
voltage waveforms of A, B, and Y are as given:

The logic gate is :

Figure gives a system of logic gates. From the study of truth table it can be found that to produce a high output (1) at R, we must have :