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. The complexity of Bubble sort algorithm in average case is
Answer : C
2. The process of processing each element in the list is known as-
Answer : D
3. The memory address of the first element of an array is called
Answer : B
4. Which of the following name does not relate to stacks ?
Answer : A
5. The situation when in a linked list START=NULL is –
Answer : A
Data Structure MCQ
6. Which of the following is a two-way list?
Answer : D
7. Two dimentional array is also called –
Answer : C
8. A variable P is called pointer if –
Answer : A
9. Which of the data structure store the homogeneous data elements
Answer : C
10. _____ is not the component of data structure –
Answer : D
Data Structure MCQ
11. Which data structure is used in breadth first search ?
Answer : B
12. To represent hierarchical relationship between elements which data structure is suitable ?
Answer : C
13. Which of the following data structure is not linear data sturcture ?
Answer : D
14. Binay search tree cannot be applied to –
Answer : A
15. The empty list is the one which has no
Answer : C
Data Structure MCQ
16. Which of the following linked list have last node of the list pointing to the first node ?
Answer : B
17. Key value pair is usually seen in –
Answer : A
18. Which of the following ways is in a in-order traversal?
Answer : D
19. Items in a priority queue are entered in a _____ order.
Answer : B
20. On what principle does stack works ?
Answer : D
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