DSA Examples: A-Z Guide

DSA Examples: A-Z Guide

03 Sep 2025
Beginner
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12 min read
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Data Structures and Algorithms (DSA) form the foundation of computer science and programming. They are essential for solving problems efficiently and are widely asked in coding interviews. A strong grasp of DSA helps you write optimized code, manage memory better, and crack technical interviews. Whether you’re a beginner or preparing for advanced competitive programming, DSA knowledge is crucial.

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To start with DSA:
  • Understand Data Structures:Learn about arrays, linked lists, stacks, queues, hash tables, trees, and graphs.
  • Master Algorithms: Practice searching, sorting, recursion, divide & conquer, greedy, and dynamic programming techniques.
  • Analyze Complexity: Study time and space complexity to evaluate performance.
  • Practice Regularly: Solve coding problems daily on platforms like LeetCode,Scholarhat.
  • Build Roadmap:Follow a structured approach from basics to advanced topics step by step.
  • In this DSA Tutorial, you can start to Learn DSA Step by Step with the following listed topics. Choose one topic each day and master DSA from scratch in just 90 days. So let’s start.

    Data Structures and Algorithms Example

    Learn Data Structures and Algorithms (DSA) with this step-by-step tutorial for beginners and professionals. Understand arrays, linked lists, stacks, queues, trees, graphs, sorting, and searching with examples. Boost your problem-solving and coding interview preparation with real-world DSA practice problems. Covers time complexity, space complexity, recursion, and advanced algorithmic techniques. Master DSA concepts to crack top tech interviews and build a strong programming career.

    Introduction to DSA

    1. What are Data Structures

    2. Data Structures and Algorithms

    3. Abstract Data Type in Data Structures (With Examples)

    4. Introduction to Non-linear Data Structures

    5. Differences Between Array and Linked List

    6. Differences Between Stack and Queue Data Structures

    7. Complete DSA Roadmap: A to Z Guide to Learn DSA From Scratch

    Algorithm Strategies

    8. Brute Force Algorithm in Data Structures – Types, Advantages, Disadvantages

    9. Divide and Conquer Algorithm in Data Structures – Working, Advantages, Disadvantages

    10. Greedy Algorithm in Data Structures – Explanation & Examples

    11. Recursion in Data Structures: Recursive Function

    12. Tower of Hanoi in Data Structures

    13. 0/1 Knapsack Problem

    Data Structures - Arrays

    14. Arrays in Data Structures – Types, Representation & Algorithm (With Examples)

    15. Types of Arrays in Data Structures: 2D, 3D, Jagged Arrays

    16. One Dimensional Array in Data Structures with Example

    17. Two Dimensional Array in Data Structures with Example

    18. Multi Dimensional Array in Data Structures

    Algorithms - Sorting

    19. Bubble Sort in Data Structures

    20. Selection Sort in Data Structures

    21. Insertion Sort in Data Structures – Algorithm, Working, Advantages

    22. Quick Sort Algorithm in Data Structures – Types, Examples

    23. Merge Sort in Data Structures – Implementation in C++/Java/Python

    24. Counting Sort in Data Structures

    25. Radix Sort in Data Structures – Algorithm, Working, Complexity

    26. Heap Sort Algorithm in Data Structures – Working, Implementation & Applications

    27. Shell Sort in Data Structures – Algorithm, Visualization, Complexity

    28. Bucket Sort in Data Structures

    Algorithms - Searching

    29. Linear Search in Data Structures – Algorithm, Working, Complexity

    30. Binary Search in Data Structures

    31. Searching in Data Structures – Types, Methods, Techniques

    Data Structures - Linked Lists

    32. Linked List in Data Structures – Types & Applications

    33. Singly Linked List in Data Structures

    34. Doubly Linked List in Data Structures (With Examples)

    35. Circular Linked List in Data Structures

    Data Structures - Stacks and Queues

    36. Stack in Data Structures – Implementation in Java, Python, C++

    37. Queue in Data Structures – Types & Algorithm (With Example)

    38. Implementing Circular Queue in Data Structures

    39. What is a Priority Queue in Data Structures? – Implementation, Types & More

    Data Structures - Hashing

    40. Hashing in Data Structures: Types & Functions (With Examples)

    41. Hash Table in Data Structures

    Advanced Data Structures

    42. Suffix Array and Suffix Tree in Data Structures & Applications

    43. Heap in Data Structures

    44. Segment Tree in Data Structures – Operations, Advantages, Disadvantages

    Data Structures - Trees

    45. Trees in Data Structures – Structure, Operations & Applications

    46. Binary Trees in Data Structures – Types, Implementation, Applications

    47. Binary Search Tree in Data Structures

    48. AVL Tree in Data Structures (With Examples)

    49. B Tree: An Efficient Data Structure

    50. K-Dimensional Tree in Data Structures

    51. Breadth First Traversal and Depth First Traversal in Data Structure

    52. Breadth First Search vs Depth First Search

    Data Structures - Graphs

    53. Spanning Tree and Minimum Spanning Tree – Kruskal’s & Prim’s Algorithms

    54. What is a Graph in Data Structures – Types

    55. Dijkstra’s Algorithm

    56. Bellman-Ford Algorithm (Working, Example, Applications)

    Complexity Analysis

    57. Complexity Analysis of Data Structures and Algorithms

    58. Big O Notation in Data Structures: Time and Space Complexity

    Interview and Practice

    59. DSA Interview Questions and Answers (Freshers to Experienced)

    60. Top DSA MCQ Questions with Answers {Updated}

    61. Mostly Asked DSA Interview Practice Questions

    62. DSA Interview Questions and Answers

    63. Top 45+ DSA MCQ Questions with Answers

    Conclusion

    Mastering Data Structures and Algorithms is the key to becoming a confident programmer and excelling in coding interviews. With this tutorial, you’ll build a strong foundation in DSA concepts, enhance your logical thinking, and solve problems more efficiently. Whether your goal is cracking top tech interviews, competitive programming, or advancing your software development career, learning DSA will set you apart. Keep practising, stay consistent, and you’ll soon see yourself mastering even the most complex challenges.

    Certificate

    Key Features

    • ✅ 10 Weeks Live Training
    • ⭐ Learn from Industry Experts
    • 💻 Hands-on Coding Practice
    • 🎯 Career Coaching & Guidance
    • 📄 Resume & Portfolio Building
    • 💼 Job Assistance & Placement

    Best DSA Course | Master Data Structures and Algorithms

    DSA Certification Training Objectives

    • Identify techniques to design algorithms and measure efficiency
    • Sort data using Bubble, Selection, Insertion, Shell, Quick & Merge Sort
    • Search efficiently with Linear and Binary Search algorithms
    • Implement hashing to store & search data effectively
    • Solve problems with arrays, lists, linked lists, queues & stacks
    • Master non-linear data structures like Trees and Graphs
    • Implement Backtracking & Dynamic Programming approaches
    • Understand applications of Hash Functions
    • Gain a competitive edge & boost your technical career
    • Personalized career coaching with guaranteed salary hike of 40–60%

    FAQs

     Data Structures and Algorithms (DSA) is the study of organizing data efficiently (data structures) and solving problems step by step (algorithms) to improve performance and scalability. 

     DSA builds problem-solving and logical thinking skills. It helps developers write optimized code, handle large-scale data, and crack coding interviews at top companies. 

    DSA can be learned in any language, but C++, Java, and Python are most popular due to built-in libraries and community support. 

    Take our Datastructures skill challenge to evaluate yourself!

    In less than 5 minutes, with our skill challenge, you can identify your knowledge gaps and strengths in a given skill.

    GET FREE CHALLENGE

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    About Author
    Girdhar Gopal Singh (Author and Passionate Consultant)

    Girdhar Gopal Singh is a well-established and highly experienced trainer. He has done M.Tech with computer science, understandably, therefore he has a strong technical background, However, thanks to his broad variety of interests he has also developed multiple training skills. He successful trained thousands of students for both technical as well as HR interview skills.
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