Definition: An exception is an event, which occurs during the execution of a program, that disrupts the normal flow of the program’s instructions. When an error occurs within a method, the method creates an object and hands it off to the runtime system. … This block of code is called an exception handler.
What is exceptions in Java with examples?
In Java, it is possible to define two catergories of Exceptions and Errors. JVM Exceptions − These are exceptions/errors that are exclusively or logically thrown by the JVM. Examples: NullPointerException, ArrayIndexOutOfBoundsException, ClassCastException.
What are types of exception in Java?
- ArithmeticException. It is thrown when an exceptional condition has occurred in an arithmetic operation.
- ArrayIndexOutOfBoundsException. …
- ClassNotFoundException. …
- FileNotFoundException. …
- IOException. …
- InterruptedException. …
- NoSuchFieldException. …
- NoSuchMethodException.
