How do exceptions work in C++ and Java?

How do exceptions work in C++ and Java?

In C++, exceptions are handled using try, catch, and throw keywords. In Java, the mechanism is similar but includes checked exceptions.

What are checked and unchecked exceptions in Java?

Checked exceptions are checked at compile-time, while unchecked exceptions are checked at runtime. Examples include IOException for checked and NullPointerException for unchecked.

Can you explain how to create custom exceptions in both languages?

Sure! In C++, you can create a custom exception by inheriting from std::exception. In Java, you extend the Exception class.

What are some best practices for exception handling?

Best practices include using specific exceptions, avoiding empty catch blocks, and ensuring that resources are released properly in finally blocks.