IGNOU BCS-31 - Programming in C++

Q1. What is a Virtual Base Class? How does it differ from a Base Class. Explain with examples. Q2. What is a Template? What are its applications? Give an example. Q3. What is iostream ? Write a short note on it.

Q1. (a) What is Object Oriented Programming (OOP) approach? Explain featurs of OOP. (b) Briefly explain different operators of C++. (c) Explain use of followings in C++ programming, with an example program for each. (a) :: (b) for loop (c) ?: Q2. (a) Write a C++ program to add two matrices. (b) Explain the following in detail, in context of C++ programming. i. Abstract class ii. Order of constructer calling in inheritance (c) Write a C++ program to explain how an object can be passed as a parameter to a function. Q3. (a) What are containers? Explain any two container classes of C++. (b) What is inheritance? What are different types of inheritance supported by C++? Explain advantage of inheritance with the help of a program. (c) What is operator overloading in C++? Explain use of operator overloading with the help of a program to add two real numbers. Q4. (a) Explain the following in detail with the help of examples, in context of C++ programming i. Object and Class ii. Virtual Function iii. Friend function iv. Constructors (b) What is template? Write appropriate statements to create a template class for Queue data Structure in C++. Q5. (a) What is exception? What is need of exceptions handling in C++? Write program to handle arithmetic as exception in C++. Make necessary assumptions. (b) What is function overriding? Write a C++ program to explain concept of function overriding. (c) Explain Explain how I/O formatting is done in C++ with the help of a program.