Anna University - DATA STRUCTURES AND OBJECT ORIENTED PROGRAMMING IN C ++ - April / May 2010 Question Paper

Third Semester
Electronics and Communication Engineering
(Regulation 2008)

Time: Three hours
Maximum: 100 Marks

Answer ALL Questions

PART A - (10 × 2 = 20 Marks)
1. How is a class declared in C++?
2. What is a scope resolution operator and how can it be used for global variable?
3. What is meant by binding?
4. How the pointer is implemented in C++?
5. Write any two data structures used in Operating System?
6. What are the representations of Big and small ‘O’ notations?
7. How many trees are possible with 3 nodes?
8. What is a spanning tree?
9. What is the feature of bucket sort algorithm?
10. Define dynamic programming.

PART B  - (5 × 16 = 80 Marks)

11. (a) (i) Give the syntax and usage of the reserved word inline with two examples. (8)

(ii) Explain the importance of constructors and destructors with example. (8)


(b) What is operator overloading? Overload the numerical operators ‘+’and ‘/’ for complex numbers “addition” and “division” respectively. (16)

12. (a) (i) Define friend class and specify its importance. Explain with suitable example. (8)

(ii) Discuss Virtual function and polymorphism with example. (8) Or

(b) (i) Explain the concept of inheritance by considering an example of “vehicle”. (8)

(ii) Explain the operators used for dynamic memory allocation with examples. (8)

13. (a) (i) Explain Priority Queues and how are binary heaps used in that. (8)

(ii) Explain the properties of heap. (8)


(b) (i) Write a C ++ program to implement Stack and its operations PUSH and POP. (10)

(ii) What is hashing? Classify hashing functions based on the various methods. (6)

14. (a) (i) Traverse the tree given below using Inorder, Preorder and Postorder traversals. (10)

(ii) Convert the expression ((A + B) * C - (D - E) ^ (F + G)) to equivalent Prefix and postfix notations. (6)

(b) (i) Convert the given graph with weighted edges to minimal spanning tree. (10)

(ii) Write a short note on AVL trees. (6)

15. (a) Explain the algorithm of Quicksort by sorting the following set of numbers as an example:

42 47 52 57 62 37 32 27 22


(b) Describe divide and conquer technique with the help of mergesort. (16)

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