What are some examples of exceptions in Java?

What are some examples of exceptions in Java?

In Java, exceptions are events that disrupt the normal flow of the program. Common examples include NullPointerException, ArrayIndexOutOfBoundsException, and IOException.

Can you explain what a NullPointerException is?

A NullPointerException occurs when the Java Virtual Machine attempts to access an object or variable that has not been initialized, meaning it points to null.

How can I handle exceptions in Java?

You can handle exceptions in Java using try-catch blocks. Place the code that might throw an exception in the try block, and handle the exception in the catch block.

What is the difference between checked and unchecked exceptions?

Checked exceptions are checked at compile-time, while unchecked exceptions are checked at runtime. Checked exceptions must be declared in the method signature.