Exceptions & Errors

Question 1

What Is an Exception?

Answer 1

An exception is an event that occurs during the execution of a program that disrupts the normal flow of instructions.

Question 2

Exception and Error classes are both subclasses of the _______ class.

Answer 2

Throwable

Question 3

What is called when the system creates an exception object and hands it to the runtime system?

Answer 3

Is called throwing an exception

Question 4

When an error occurs in a method, what does the method create?

Answer 4

An exception object.

Question 5

What does the “exception object” contains?

Answer 5

It contains information about the error and the state of the program when the error occurred.

Question 6

What does the runtime system do with the “exception object”?

Answer 6

The runtime system attempts to find something to handle it by

Question 7

In which case, a program is expected to recover?

A - If an error occurs.

B - If an exception occurs.

C - Both of the above.

D - None of the above.

Answer 7

Answer : B
Explaination
A program is expected to recover if an exception occurs.

Question 8

True or False

Is it necessary that each try block must be followed by a finally block?

Answer 8

False