IGNOU BCA 4th sem Solved Assignment - What is an exception? Create an exception subclass named MyException to handle user generate exceptions in Java

What is an exception? Create an exception subclass named MyException to handle user generate exceptions in Java

Ans

Exception is a condition Which is Responsible for Occurrence of Error Like Divide by Zero is an condition that never be possible So we can call it an Exception which halts or stops the Execution of Program In java there is an Exception Class Which is Responsible for producing an Error Message when an Error has occurred. 

when an Exception has occurred then compiler will never reach to the Code that is placed after the block which contains an error. So that  there is special Mechanism given by java for handling Exceptions When as Exception has occurred then the Compiler will generate an Exception Code  to an Exception Class and with the help of Exception object.  So if we wants to Execute Statements then we have to handle Exception  For handling Exceptions java provides us special Mechanism which is called as Exception handling Mechanism Java provide following Methods for handling Exceptions those are occurred in a program