DSA Quiz — Big-O, Trees, Graphs & Core Algorithms
Data Structures and Algorithms underpin all software engineering. Understanding time/space complexity, common data structures, and algorithmic patterns is tested at nearly every FAANG and top-tier interview.
DSA questions appear in almost every technical interview at top companies. A strong score here signals strong problem-solving fundamentals regardless of your language of choice.
Sample Questions
3 of 10Q1.What is the time complexity of searching for an element in a balanced binary search tree?
Q2.What is the difference between BFS and DFS graph traversal?
Q3.What is dynamic programming and what problem does it solve?
Answer all 3 questions to see your score
Get your verified Data Structures & Algorithms score
Take the full 10-question quiz. Your score gets added to your developer resume as a verified skill badge — proof that you actually know Data Structures & Algorithms.
How verified skills work
Take the Data Structures & Algorithms quiz
10 adaptive questions covering real-world scenarios, not just syntax recall.
Your score is recorded
Skeelzy tracks your accuracy per skill over time — multiple attempts improve your verified score.
Add it to your resume
Your Data Structures & Algorithms accuracy appears as a verified badge on your public Skeelzy resume — proof for recruiters.