UNIT-4-EXCEPTION-HANDLING & I/O BASICS

What type of error is detected by the Java compiler?

• Syntax Error

• Run-time Error

• Compile-time Error

• Logical Error

Which of the following is a common compile-time error?

• Dividing by zero

• Missing semicolons

• Null pointer exception

• Array index out of bounds

What happens when a run-time error occurs?

• The program compiles successfully

• The program produces incorrect output

• The program runs indefinitely

• The program crashes without any message

Which exception is thrown when an array index is out of bounds?

• NullPointerException

• IndexOutOfBoundsException

• ArithmeticException

• ArrayIndexOutOfBoundsException

What is the purpose of the 'finally' block?

• To catch exceptions

• To define a method

• To throw exceptions

• To execute code regardless of an exception

Which keyword is used to manually throw an exception?

• try

• catch

• throw

• finally

What type of exception is thrown for division by zero?

• ArithmeticException

• NullPointerException

• IOException

• FileNotFoundException

What does the 'catch' block do?

• It defines a method

• It handles exceptions

• It terminates the program

• It throws an exception

Which of the following is a checked exception?

• IOException

• NullPointerException

• ArrayIndexOutOfBoundsException

• ArithmeticException

What is the result of not catching an exception?

• The program compiles successfully

• The program ignores the error

• The program terminates with an error message

• The program continues running