25 questions · 30 minutes · Data Structures & Algorithms

DSA Basics & Essentials Quiz practice quiz

Simple, focused DSA basics: ADTs, complexity (time/space), Big-O/Ω/Θ, and core sorting algorithms (25 very simple questions).

Before you start

25 multiple-choice questions. 1 mark each. No negative marking. Time: 30 minutes.

You can take this without an account and you will still get the full marked review. Only signed-in attempts are saved — sign in first if you want this one kept in your history.

Questions
25
Time
30 minutes
Marks
25
Subject
Data Structures & Algorithms
Marking
Server-side

What it asks

The first few questions

  1. What does ADT stand for in DSA?
  2. Which of these is an example of a data structure (implementation), not an ADT?
  3. Why are algorithms and data structures important in programming?
  4. What does time complexity measure?

21 more once you begin. Options are withheld until the attempt starts — the answer key never reaches the browser before you have been marked.