For the given logic circuit, the input waveforms A, B, C and D are shown as a function of time.
To obtain the output Y as shown in the figure, the logic gate X should be
1
an AND gate
2
an OR gate
3
a NAND gate
4
a NOR gate
For the given logic circuit, the input waveforms A, B, C and D are shown as a function of time.
To obtain the output Y as shown in the figure, the logic gate X should be