What will happen in the following code? Java public class Geeks { public static void main(String[] args) { try { throw new NullPointerException("Demo"); } catch (ArithmeticException e) { System.out.println("Arithmetic Exception"); } finally { System.out.println("Finally block executed"); } } }

NullPointerException Finally block executed

Arithmetic Exception Finally block executed

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Java Exceptions

Here are 10 essential multiple-choice questions on Java Exceptions, covering key concepts.

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Question 1

What is the difference between checked and unchecked exceptions?

Checked exceptions occur at runtime, unchecked exceptions occur at compile time
Checked exceptions must be handled or declared, unchecked exceptions don't require handling
Unchecked exceptions are caused by hardware failures, checked exceptions are not
Unchecked exceptions are always thrown by the JVM, checked exceptions are always user-define

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Question 2

What is the output of the following code?

Java

public class Geeks {     public static void main(String[] args) {         try {             int result = 10 / 0;             System.out.println(result);         } catch (ArithmeticException e) {             System.out.println("Exception caught");         } finally {             System.out.println("Finally block executed");         }     } }

Exception caught
Finally block executed
Exception caught Finally block executed
Compilation Error

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Question 3

Which of the following statements is TRUE about the finally block?

It executes only if an exception occurs
It executes only if no exception occurs
It always executes, even if an exception occurs
It executes only if explicitly called

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Question 4

What will happen if an exception occurs in a catch block?

The program terminates abruptly
The finally block executes, then the program terminates
The exception is ignored
Another catch block handles it automatically

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Question 5

What exception is thrown if an invalid index is accessed in an array?

NullPointerException
IndexOutOfBoundsException
ArrayIndexOutOfBoundsException
IllegalArgumentException

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Question 6

What will happen if no exception occurs in a try block?

The catch block executes
The finally block executes, but catch does not
Neither catch nor finally executes
The program terminates immediately

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Question 7

Which keyword is used to declare that a method might throw an exception?

throw
try
throws
catch

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Question 8

What will happen in the following code?

Java

public class Geeks {     public static void main(String[] args) {         try {             throw new NullPointerException("Demo");         } catch (ArithmeticException e) {             System.out.println("Arithmetic Exception");         } finally {             System.out.println("Finally block executed");         }     } }

Arithmetic Exception Finally block executed
NullPointerException Finally block executed
Finally block executed
Compilation Error

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Question 9

Which of the following can be thrown using the throw keyword?

Only checked exceptions
Only unchecked exceptions
Any instance of Throwable
Only RuntimeException and its subclasses

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Question 10

Which block is used to handle exceptions in Java?

final
catch
throw
break

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