Question Paper: Data Structures & Algorithms : Question Paper Dec 2014 - Electronics & Telecom Engineering (Semester 3) | Pune University (PU)
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Data Structures & Algorithms - Dec 2014

Electronics & Telecom Engineering (Semester 3)

TOTAL MARKS: 100
TOTAL TIME: 3 HOURS
(1) Question 1 is compulsory.
(2) Attempt any four from the remaining questions.
(3) Assume data wherever required.
(4) Figures to the right indicate full marks.


Answer any one question from Q1 and Q2

1 (a) Define recursion with example in detail.(4 marks) 1 (b) Write a function in 'C' to sort numbers using bubble sort.(4 marks) 1 (c) Differentiate between static memory and dynamic memory allocation.(4 marks) 2 (a) Write algorithm to add two polynomials using array of structures.(4 marks) 2 (b) Define pointers and write function 'swap' to swap two numbers using pointers.(4 marks) 2 (c) Explain bitwise operators with example in detail.(4 marks)


Answer any one question from Q3 and Q4

3 (a) Differentiate between SLL and DLL.(4 marks) 3 (b) Write function PUSH to implement stack using array.(4 marks) 3 (c) Name types of queues. Explain any one in detail.(4 marks) 4 (a) Write a function in 'C' to delete a node in SLL.(4 marks) 4 (b) Explain operation insert in linear queue.(4 marks) 4 (c) Convert the following infix expression to postfix using stacks:
a+b*(c/d $ a)/b.
(4 marks)


Answer any one question from Q5 and Q6

5 (a) Define BST. Create BST for the following numbers:
56, 34, 89, 11, 45, 67, 6, 78.
Show preorder traversal.
(5 marks)
5 (b) Explain threaded binary tree with an example.(4 marks) 5 (c) Define the following terms with example:
(i) Strictly binary tree
(ii) Completely binary tree.
(4 marks)
6 (a) Write a function in 'C' to search a number in BST.(5 marks) 6 (b) For the following numbers create AVL tree: 6 5 4 3 2 1.(4 marks) 6 (c) Explain expression trees with one example.(4 marks)


Answer any one question from Q7 and Q8

7 (a) Using Dijkstra's algorithm find out shortest path four source node (a) for the given graph: (5 marks) 7 (b) Represent the given graph using adjacency matrix: (4 marks) 7 (c) Explain Kruskal's algorithm with an example.(4 marks) 8 (a) Explain graph traversal methods with suitable example.(5 marks) 8 (b) Explain Prim's algorithm with suitable example.(4 marks) 8 (c) Define with example:
(i) Connected graph
(ii) Path.
(4 marks)

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