Exceptions can be raised at will. Why would you do that? What is the purpose of sys.exc_info()? Why is Python often characterized as a multi-paradigm language? Name the main characteristics of...

Exceptions can be raised at will. Why would you do that? What is the purpose of sys.exc_info()? Why is Python often characterized as a multi-paradigm language? Name the main characteristics of Object-Oriented Programming (OOP). Explain the following concepts: Inheritance, Encapsulation, and Polymorphism.