Answer / Shashank Agarwal

In Java, there are two main categories of exceptions: checked exceptions (such as IOException, SQLException) that must be declared and handled in the code, and unchecked exceptions (such as NullPointerException, RuntimeException) that do not need to be declared or handled explicitly. There are also error exceptions (such as OutOfMemoryError, StackOverflowError), which typically represent internal errors in the JVM.

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