**CS8391 DS Important Questions**

Anna University Regulation 2017 IT **CS8391 DS Important Questions with Answer Key** and** IT 3rd SEM CS8391 Data Structures Engineering Answer Key** is listed down for students to make perfect utilization and score maximum marks with our study materials.

**UNIT-1 OVERVIEW AND INSTRUCTIONS **

**PART- A **

1. Define ADT. Give any two examples.

2. What are the postfix and prefix forms of the expression:

A + B* (C – D) / (P – R)

3. List out the areas in which data structures are applied extensively.

4. Define data structure with example.

5. What is circular linked list?

6. List out the advantage of circular linked list.

7. Distinguish between linear and nonlinear data structures.

8. Interpret the advantages and disadvantages of linked lists over arrays.

9. Differentiate arrays and linked lists.

10. Give an example for linked list application.

11. Examine a doubly linked list with neat diagram.

12. Illustrate the basic operations carried out in a linked list.

13. Show the ways in which list ADT can be implemented.

14. Compare calloc() and realloc() function and mention its application

in linked list.

15. Analyze and write a routine to find position of given element in

singly linked list.

16. Analyze and write the linked list representation of a polynomial:

p(x)=4×3+6×2+7x+9

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CS8391 Answer Key, DS Unit wise Important Questions- IT 3rd SEMester