OOPs UNIT 2 & 3

What is an exception in Java?

• A compile-time error

• A runtime error

• An error that cannot be handled

• An object representing an error condition

Which block is always executed after a try block, regardless of whether an exception occurred or not?

• finally

• catch

• throw

• throws

Can a single try block have multiple catch clauses?

• Yes

• No

• Only two

• Only three

What happens if an exception is not caught in a program?

• The program runs normally

• The program terminates abnormally

• The exception is ignored

• The exception is logged but the program continues

Which of the following is NOT a built-in exception in Java?

• ArrayIndexOutOfBoundsException

• IOException

• FileNotFoundException

• MemoryLimitExceededException

Which keyword is used to manually throw an exception in Java?

• throw

• throws

• exception

• error

Which keyword is used to declare that a method may throw exceptions?

• throw

• throws

• catch

• finally

What is the superclass of all exceptions in Java?

• Throwable

• Error

• Exception

• RuntimeException

Which of the following is a checked exception?

• NullPointerException

• IOException

• ArithmeticException

• ArrayIndexOutOfBoundsException

Which of the following is NOT an unchecked exception?

• RuntimeException

• ClassCastException

• IOException

• IndexOutOfBoundsException