how to do exception handling in java code example

Example 1: how do you handle exceptions in java

I use try & catch blocks to handle any exceptions in my code. 
  I am familiar with major checked and unchecked exceptions and 
  handle it accordingly to make my code execution smooth

Example 2: what is exception in java

An exception is an event, which occurs during the execution of a 
program, that disrupts the normal flow of the program's instructions.