Java MCQ on Exception Handling | Mock Questions on Exception Handling for OCJP

Java multiple choice questions on Exception Handling. Free online self-assessment test on Java Exception Handling concepts. This test has 15 multiple choice questions on java Exception Handling concepts. These mock test series on Java programming language consisting of a wide range of multiple-choice questions are designed to evaluate the self-performance of Java skills. Very useful in interviews and OCJP certification exam preparation.

Java Online Mock OCJP Test Series: 4

Topic- Exception Handling in Java

The test consists of 15 questions.

No negative marking for this test.

No Time limit

The pass percentage is 70%

The correct answer with a description will be displayed after the answer has been marked.

Submit the test to calculate your score once you are done with all the questions.

Complexity Level- Easy

Q1: If exception condition is not handled explicitly in a java program, then in case of occurrence of an exception, the uncaught exception will be handled by

main thread's default exception handler.

It will never be handled and the program ends abruptly.

None of the above

Q2: A checked exception is the one that:

Select the correct answer:

Needs to be dealt with explicitly by the method either by using try-catch or by propagating the exception to the caller

Need not have to be dealt with explicitly by the method.

None of the above

Q3: An unchecked exception is the one that:

Needs to be dealt with explicitly by the method either by using try-catch or by propagating the exception to the caller

Need not have to be dealt with explicitly by the method.

Q4: 'finally' block will never execute if the 'catch' block is missing

Select True or false

True

False

Q5: A 'try' block can have multiple 'catch' blocks

Select True or false

True

False

Q6: A 'try' block can have multiple 'finally' blocks?

Select True or False:

True

False

Q7: 'catch' and 'finally' both blocks are necessary following the 'try' block

Select True or False:

True

False

Q8: 'try', 'catch', 'finally' construct can be nested in any other 'try' or 'catch' or 'finally' blocks

Select True or False

True

False

Q9: 'finally' block will never execute if no exception occurs in the 'try' block

Select True or False

True

False

Q 10: 'catch' block gets skipped if no exception occurred in the 'try' block

Select True or False

True

False

Q11: 'throw' keyword is used to _______

Propagate the exception to the caller of the method

Define a new exception type

Throw an exception explicitly

Q12: 'throws' keyword is used to ______

Propagate the exception to the caller of the method

Define a new exception type

Throw an exception explicitly

Q13: All exceptions in java are derived from ________

Throwable class

Exception class

Error class

Q14: Exceptions defined by 'Error' and 'RuntimeException' classes and their subclasses are known as

Unchecked exception

Checked exception

Can be checked or unchecked both

Q15: What will be the output of the below program:

public class exception_example {

public static void main(String[] args) {
div(4,0);
}

public static void div(int a, int b) {

try
{
int x=(a/b);
System.out.println("x="+x);
}

catch(Exception exp) {
System.out.println("Exception caught in catch-1");
}

catch(ArithmeticException e) {
System.out.println("Exception caught in catch-2");
}

}
}

Exception caught in catch-1

Exception caught in catch-2

Compilation error

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