Question 1

Which data structure uses LIFO (Last In, First Out) principle?

Accepted Answer

Stack

Answer

Array

Answer

Linked List

Answer

Queue

Question 2

Which data structure is best suited for breadth-first search (BFS) traversal of a graph?

Accepted Answer

Queue

Answer

Binary Tree

Answer

Linked List

Answer

Stack

Question 3

What data structure would you use to implement a priority queue?

Accepted Answer

Heap

Answer

Linked List

Answer

Array

Answer

Stack

Question 4

What is the main advantage of using a linked list over an array?

Accepted Answer

Dynamic size

Answer

Less memory usage

Answer

Easier sorting

Answer

Faster access time

Question 5

Which data structure allows for fast lookups and is implemented using a key-value pair?

Accepted Answer

Hash Table

Answer

Binary Tree

Answer

Stack

Answer

Queue

Question 6

Which of the following data structures allows for efficient insertion and deletion at both ends?

Accepted Answer

Deque

Answer

Binary Search Tree

Answer

Array

Answer

Stack

Question 7

Which data structure is suitable for implementing a backtracking algorithm?

Accepted Answer

Stack

Answer

Array

Answer

Binary Tree

Answer

Queue

Question 8

Which data structure uses nodes and edges to represent relationships between entities?

Accepted Answer

Graph

Answer

Array

Answer

Stack

Answer

Queue

Related quizzes