12.14. Common Exceptions in Java

Try these first

1. 1.

   What type of exception is thrown when a program tries to divide by zero?

   Hint

   Think about illegal arithmetic operations.

2. 2.

   What is the term for an exception indicating a file doesn't exist?

   Hint

   This is a checked exception.

3. 3.

   What type of exception occurs when you divide by zero in Java?

   • FileNotFoundException
   • ArithmeticException
   • NullPointerException

   Hint

   Connect your answer back to illegal arithmetic operations.

4. 4.

   True or False: A FileNotFoundException is an example of an unchecked exception.

   • True
   • False

   Hint

   Remember the definitions of checked and unchecked exceptions.

5. 5.

   Write a Java program that handles multiple exceptions, including IOException and ArithmeticException when reading user input.

   Hint

   Use try-catch to manage user input errors.

6. 6.

   Consider a scenario where a program attempts to read a file that might not exist You need to design exception handling for both cases: file exists and does not exist.

   Hint

   Think about how to handle the absence of a file gracefully.