difference between errors and unchecked exceptions in java?

Question

As we know if any error or any unchecked exception occurs then our program will halt, then what are the differences between those?

Answer 1

Difference between errors and unchecked exceptions in java?

Unchecked exceptions = class RuntimeException and its subclasses + class Error and its subclasses

There fore the error are part of unchecked exception. Unchecked exception also contains RuntimeException and its subclasses.