Data Structures and Algorithms Quiz

Which of the following is a linear data structure?

• Graph

• Tree

• Stack

• Hash Table

Which structure uses dynamic memory allocation?

• Array

• Stack

• Linked List

• Queue

What is the time complexity to access an element by index in an array?

• O(n)

• O(log n)

• O(1)

• O(n²)

Which data structure is ideal for implementing “Continue Watching” feature in Netflix?

• Stack

• Graph

• Queue

• Array

Which data structure can be used to recommend similar shows based on a user’s interests?

• Graph

• Hash Table

• Stack

• Queue

In Python, how is a list defined?

• list = (1, 2, 3)

• list = {1, 2, 3}

• list = [1, 2, 3]

• list =

Which of the following is a non-primitive data structure?

• Integer

• Float

• Array

• Boolean

A Two-Dimensional Array can best be visualized as a:

• Stack

• Linked List

• Table

• Graph

Which feature is true about Python lists?

• Immutable

• Only numeric types allowed

• Fixed in size

• Mutable and supports multiple data types

Which of the following is used to efficiently store and retrieve words in a spell checker?

• Stack

• Queue

• Hash Table

• Tree