11.

12.

13.

14.

15.

16.

1

18.

39.

20.

21.

22.

23.

2
Part B

Answer all the questions.
Each question carries 2 marks.

What is data abstraction ?

C 24743

Code reusability is a striking feature of an object oriented programming. How it is implemented

in C++?
What is the significance of access specifiers in a class ?
List any two advantages of a doubly linked list over singly linked list.

What do you mean by the term collision handling in hashing ?

Part C

Answer any five questions.

Each question carries 4 marks.

(5 x 2 = 10 marks)

Create a class Date with data members day, month and year. Write a C++ program to perform the

following functions :
(a) To accept a date.
(b) To display a date.

(€) To increment a date.

With the help of an example program, explain the concept of function overloading.

Differentiate between compile time polymorphism and runtime polymorphism. Explain the role of

virtual functions in implementing runtime polymorphism.
Explain various built-in classes supporting file management.

Explain about various applications of stacks.

Write a program to create a class string. Overload == operator to compare two strings.

Write an algorithm to implement binary search.

Write an algorithm to delete the last node of a singly linked list.

(5 x 4 = 20 marks)