Java Exception Handling

Front

What is the advantage of Exception Handling?

Back

To avoid abnormal termination of a program

Front

What is the parent class of All Exceptions in JAVA?

Back

Throwable

Front

Which of the following key word is optional in Exception handling program: try, catch, finally, throw?

Back

finally

Front

try block may or may not contains catch blocks

Back

True

Front

What is an exception?

Back

Error occurred during the execution of a program

Front

How to create our own exception?

Back

using 'throw' keyword

Front

Exception classes belongs to following package: import java.io.*, import java.lang.*, import java.util.*, import java.lang.Exception.*

Back

import java.lang.*

Answer explanation

Only IOException are found in the java.io.*

Front

java.lang.NullPointerException is a

Back

runtime exception

Front

Choose the CORRECT exception for the following code:
String department="CTE";
Integer no=Integer.parseInt(department);

Back

NumberFormatException

Front

Choose an exception if attempt to divide number by zero: int number = 89 / 0; System.out.println("The answer is " + number);

Back

ArithmeticException