Data Structure MCQ Questions with Answer In this set we cover all the topic of Data structure like Array, Linked List, Stack, Queue, Tree ,Graph , Time complexity and Space complex complexity of different data structure, Sorting, Searching, Heap etc.

1. Now do you initialize an array in C ?
Answer : C
2. which of the following concepts make extensive use of arrays ?
Answer : D
3. What is the order of a matrix ?
Answer : A
4. Process of inserting an element in stack is called ______
Answer : B
5. The data structure required to check whether an expression contains balanced parenthesis is ?
Answer : A
Data Structure MCQ
6. Which data structure is needed to convert infix notation to postfix notation ?
Answer : D
7. A linear collection of data elements where the linear node is given by means of pointer is called ?
Answer : A
8. A linear list of elements in which deletion can be done from one end(front) and insertion can take place only at the other end(rear) is known as a
Answer : A
9. Which of the following is false about a doubly linked list ?
Answer 😀
10. What differentiates a circular linked list from normal liked list ?
Answer : C
Data Structure MCQ
11. What is the complexity of searching for a particular element in a singly linked list ?
Answer : A
12. Binary trees can have how many children ?
Answer : A
13. What is the time complexity of pre-order traversal in the iterative fashion ?
Answer : B
14. Which of the following is false about a binary search tree ?
Answer : D
15. What is an external sorting algorithm ?
Answer : A
Data Structure MCQ
16. Quick sort can be categorized into which of the following ?
Answer : B
17. What is the number of edges present in a complete graph having n vertices ?
Answer : B
18. A connected planer graph having 6 vertices 7 edge contains ______ regions.
Answer : B
19. Depth first search is equivalent to which of the traversal in the Binary Tree ?
Answer : C
20. What would be the number of zero’s in the adjacency matrix of the given graph ?
Answer : B
Related Links
- C Programming MCQ
- Operating System MCQ
- Visual Basic MCQ
- JAVA MCQ
- System Maintenance MCQ
- Software Engineering MCQ
- Management (Common) MCQ
- System Software MCQ
- Computer Graphics MCQ
- Multimedia MCQ
- Data Structure MCQ
- Software Package MCQ
- Digital Electronics MCQ
- DBMS MCQ
- Ecommerce MCQ
- Web Technology MCQ
- Automatic Control System MCQ
- Power Electronics MCQ
- Testing & Maintenance of Electrical Machine MCQ
- Advance Communication System MCQ
- Digital Electronics-2 MCQ