
DSA Round 3
Quiz
•
Engineering
•
University
•
Practice Problem
•
Hard
4T _
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30 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Which of the following statements about a queue is false?
Follows FIFO
Deletion happens at front
Insertion happens at rear
Allows insertion and deletion at both ends
2.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Which of these data structures can be used to implement a priority queue?
Stack
Heap
Hash Map
Array
3.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
what is the auxiliary space complexity of Merge Sort?
O(1)
O(log n)
O(n)
O(n log n)
4.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Which of the following is a self-balancing BST?
Binary Search Tree
AVL Tree
Heap
Trie
5.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Which traversal is used in depth-first search (DFS)?
Inorder
Postorder
Preorder
Any of Pre, Post
6.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
In a circular queue of size N, if front = rear, the queue is:
Empty
Full
Overflow
Underflow
7.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Which one is an example of divide-and-conquer algorithm?
Merge Sort
Bubble Sort
Linear Search
BFS
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