In the given circuit,if $A=0, B=1$ and $C=1$ are inputs,then the values of $y_1$ and $y_2$ are respectively

The output of the following logic circuit is:

Which logic gate is represented by the following truth table?

$A$	$B$	$Y$
$0$	$0$	$0$
$0$	$1$	$1$
$1$	$0$	$1$
$1$	$1$	$1$

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

The truth table for the following logic circuit is ...... .

The correct output for the given logic circuit and inputs is: