6. Define polymorphism. 7. What is a class? How is a class different from an object? 8. What are the syntactic rules governing the definition of a class data type? 9. Explain the following with respect...

6. Define polymorphism.

7. What is a class? How is a class different from an object?

8. What are the syntactic rules governing the definition of a class data type?

9. Explain the following with respect to the object-oriented paradigm.

(i) private

(ii) public

(iii) protected

10. In what way a member function is different from a conventional user-defined function?