Mostly Asked DSA Interview Practice Questions

03 Sep 2025

Beginner

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6 min read

When it comes to cracking coding DSA interviews at top tech companies, Data Structures and Algorithms (DSA) play a crucial role. Most interviewers focus heavily on DSA to test your problem-solving ability, coding skills, and understanding of computational efficiency. From simple array manipulations to complex graph and dynamic programming challenges, these problems reflect real-world scenarios that engineers face in building scalable applications.

In this DSA Tutorial, we’ll explore some of the most frequently asked DSA interview Practice that help you practice core concepts like arrays, strings, stacks, queues, linked lists, trees, graphs, sorting, searching, and dynamic programming. Whether you are preparing for FAANG interviews or sharpening your coding skills, these problems will give you the confidence to tackle even the toughest challenges.

Top DSA Interview Practice is the ultimate test of your coding skills and problem-solving ability. These problems cover arrays, strings, stacks, queues, trees, graphs, and dynamic programming. Practising them builds confidence to tackle real-world challenges and ace coding interviews. Master these DSA questions and get one step closer to landing your dream job at top tech companies.

Top Data Structures and Algorithms (DSA) Interview Problems Practice

Category	Problem
Arrays	Two Sum Problem
Arrays	Maximum Subarray Sum
Arrays	Merge Sorted Arrays
Sorting Algorithms	Bubble Sort Algorithm
Sorting Algorithms	Selection Sort Algorithm
Sorting Algorithms	Insertion Sort for Nearly Sorted Array
Sorting Algorithms	Quick Sort Pivot Selection
Sorting Algorithms	Counting Sort for Limited Range
Sorting Algorithms	Radix Sort for Strings
Sorting Algorithms	Merge Sort for Linked List
Searching Algorithms	Linear Search with Duplicates
Searching Algorithms	Binary Search in Rotated Array
Linked Lists	Reverse Linked List
Linked Lists	Merge Two Sorted Linked Lists
Trees and Graphs	In-order Traversal of BST
Advanced Algorithms	0/1 Knapsack Problem

Conclusion

Mastering mostly asked DSA interview practice questions is the key to cracking technical interviews with confidence. These questions not only test your knowledge of arrays, strings, linked lists, stacks, queues, trees, graphs, and dynamic programming but also challenge your ability to think logically and solve problems efficiently. Regular practice will sharpen your coding skills, improve your time and space complexity analysis, and give you a competitive edge in the job market. Stay consistent, keep solving problems, and you’ll be well-prepared to ace your next coding interview. Start your Free DSA Course today – Build logic, solve problems, and boost your coding career.