Jawaharlal Nehru Technological University Hyderabad 2011-1st Sem M.C.A Code No: MC117 R06 s- OBJECT ORIENTED PROGRAMMING (THROUGH C++) - Question Paper

1. a) elaborate the various paradigms for issue solving? discuss them clearly.
b) discuss the concept of polymorphism with a suitable example.
2. a) What is meant by a switch statement? discuss its usage with a sample C++ program.
b) explain about "new", "delete" operators with suitable examples.
3. a) What is meant by a friend function? discuss its usage with a sample C++ program.
b) discuss the concepts of constructor and destructor in C++ with a sample program.
4. What is meant by operator overloading? List different operators that can be overloaded and also write a sample C++ program to illustrate overloading of all these operators.
5. a) What is meant by inheritance? explain its advantages and disadvantages with suitable examples.
b) explain the concept of virtual base class with a sample C++ program.
6. a) What is meant by virtual functions? explain the need for defining virtual functions.
b) explain about dynamic binding through virtual functions and virtual destructors.
7. a) explain about file streams and string streams.
b) explain the benefits of exception handling and also explain the design problems of exception handling.
8. Write short notes on the following:
a) Re-throwing an exception
b) ADT and info hiding
c) Preprocessor directives.

Earning:   Approval pending.