[Solved] Which of the following is the correct way to declare a custom checked exception in Java? — Ans: class MyException extends Exception {} | Java

Java - Custom Exceptions

Which of the following is the correct way to declare a custom checked exception in Java?

Aclass MyException extends RuntimeException {}

Bclass MyException extends Error {}

Cclass MyException extends Exception {}

Dclass MyException extends Throwable {}

Step-by-Step Solution

Solution:

Step 1: Identify checked exceptions
Checked exceptions in Java must extend Exception but not RuntimeException.
Step 2: Analyze each option
Extending RuntimeException creates an unchecked exception. Extending Error is for system errors. Extending Exception creates a checked exception. Extending Throwable is too general.
Final Answer:
class MyException extends Exception {} -> Option C
Quick Check:
Checked exceptions extend Exception [OK]

Quick Trick: Checked exceptions extend Exception class [OK]

Common Mistakes:

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Which of the following is the correct way to declare a custom checked exception in Java?