Java Exception Handling Interview Questions and Answers
Ques 16. What is the purpose of the 'RuntimeException' class?
'RuntimeException' is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
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Ques 17. Explain the concept of 'suppressed exceptions' in Java.
Suppressed exceptions are exceptions that are not propagated up the call stack and are associated with try-with-resources. They are added to the primary exception as suppressed exceptions.
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Ques 18. What is the difference between 'System.exit(0)' and throwing an exception?
'System.exit(0)' terminates the Java Virtual Machine, while throwing an exception allows for a controlled termination of a specific part of the program.
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Ques 19. How can you handle exceptions in a multi-threaded environment?
You can use try-catch blocks inside the run() method of a thread or implement the 'Thread.UncaughtExceptionHandler' interface.
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Ques 20. What is the purpose of the 'AssertionError' class?
'AssertionError' is thrown to indicate that an assertion has failed. It extends 'Error' class.
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