The truth table given below corresponds to which logic gate?

$A$	$B$	$X$
$0$	$0$	$0$
$0$	$1$	$1$
$1$	$0$	$1$
$1$	$1$	$1$

The combination of gates shown below produces

Input waveforms $A$ and $B$ as shown in Fig-$I$ are applied to the combination of gates as shown in Fig-$II$. Which of the waveforms shown in Fig-$(i)$ to Fig-$(iv)$ correctly represents the output waveform $Y$?

In the given figure,$A$ and $B$ are inputs and $C$ is the output of a logic gate circuit. The voltage waveforms of $A$,$B$,and $C$ are shown in the figure. Identify the logic gate.

The following diagram performs the logic function of:

Identify the logic gates represented by the given circuits $(a)$ and $(b)$ and write their truth tables.