Problem

1. Discuss polymorphism in c++.

• Explaining Polymorphism

2. Write a program in c++ to read a 3X2 matrix and find smallest number in that matrix.

• Writing program
• Writing output

3. Create a class String which stores a string value. Overload ++ operator which converts the characters of the string to uppercase (toupper() library function of "ctype.h" can be used)

• Creating class String with overload ++ operator

4. Explain the concepts of virtual functions with an example.

• Defining Virtual Function
• Example

5. Explain different Stream classes available in C++.

• Listing all Stream classes
• Explanation of Stream classes