# Data Structure and Algorithms Old Question 2020

Tribhuvan University
Faculty of Humanities & Social Sciences
Office of The Dean
2020

Bachelor in Computer Application
Course Title: Data Structure & Algorithms
Code No: CACS201
Semester: III
Full Marks: 60
Pass Marks: 24
Time: 3 hours

## Data Structure and Algorithms Old Question 2020:

Group B
Attempt any Six question

1. What is Data Structure? Explain different operations to be performed on data structure [1 + 4]

2. Define Greedy Algorithm and heuristic algorithm. Briefly explain Big-Oh Notation [3 + 2]

3. What is circular queue? Write an algorithm to insert an item in circular queue [2 + 3]

4. How does ABL tree differ from BST? Construct and AVL tree from following data: 35, 56,68,65,44,41,31,49,20

5. What is B-tree? Create a B-Tree of order 4 using following data 6,4,22,10,2,14,3,8,11,13,5,9

6. What is binary search? Write an algorithm to search an item using binary search [ 2 + 3]

7. What is graph? Explain Kruskal’s algorithm to construct minimum spanning tree with example [1 + 4]

Group C
Attempt any two question

8. Define stack. List the applications of stack. Trace the algorithm to convert infix to postfix with following infix expression ((A + B) – C * D/E)(H-I)F+G and evaluate the obtained postfix expression with following values: A = 4, B = 2, C = 4, D = 3, E = 8, F = 2, G = 3, H =5, I = 1 [1 + 1 + 4 + 4]

9. What is double linked list? How does it differ from circular linked list? Write an algorithm or function to add a node at the beginning and end of double linked list [1 + 1 + 4 + 4]

10. What is heap? Differentiate between min heap and max heap. Sort the following data in ascending order by heap sort method: 2,9,3,12,15,8,11 [2 + 2 + 6]

Notes:

1. Data Structure and Algorithms Old Question BCA 3rd Semester 2019 click here

2. Data Structure and Algorithms Old Question BCA 3rd Semester 2021 click here

3. Bachelor in Computer Application (BCA) First Semester Fundamentals Notes Click Here

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