Data Structures & Algorithms

Master DSA concepts with curated quizzes covering arrays, trees, graphs, and more.

Programming
hard

Arrays And Strings

This advanced quiz focuses on Arrays and Strings with emphasis on: Memory representation Pointer & index behavior Time and space complexity Edge cases and pitfalls Language-agnostic logic (C / C++ / Java / Python concepts)

26 questions30 min
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Data Structures & Algorithms
hard

Deque and Priority Queue Basics

Focused mock test on deque and priority queue basics with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
hard

Hashing and Window Mixed Problems

Focused mock test on hashing and window mixed problems with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
medium

Recursion and Call Stack Reasoning

Focused mock test on recursion and call stack reasoning with medium to hard interview-style questions.

20 questions30 min
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Programming
hard

Trees And Graphs

This quiz dives deep into Trees and Graphs, covering advanced concepts and real interview-level problems. It challenges your understanding of traversals, tree properties, graph algorithms, and optimization techniques. Ideal for learners preparing for DSA interviews, competitive programming, and system design basics. Test your logic, strengthen fundamentals, and level up your problem-solving skills 🚀

10 questions30 min
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Data Structures & Algorithms
hard

Grid, Interval, and Bitmask DP

Focused mock test on grid, interval, and bitmask DP with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
hard

Advanced Algorithms Mixed Round

Focused mock test on advanced algorithms mixed round with medium to hard interview-style questions.

20 questions30 min
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Technology
medium

Tech Interview Mock Test

Check How much you good at tech interview questions? Check the Leader board to compare with others.

29 questions20 min
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Data Structures & Algorithms
medium

Array and String Pattern Reasoning

Focused mock test on array and string pattern reasoning with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
hard

Linear Structures Interview Mix

Focused mock test on linear structures interview mix with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
medium

Hashing and Frequency Maps

Focused mock test on hashing and frequency maps with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
hard

Backtracking Search Space Pruning

Focused mock test on backtracking search space pruning with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
medium

Binary Trees and Traversals

Focused mock test on binary trees and traversals with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
hard

DP Optimization Patterns

Focused mock test on DP optimization patterns with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
medium

Heaps and Priority Queues

Focused mock test on heaps and priority queues with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
medium

DSA Interview Mock: SDE 1 Round

Full-length mock test on SDE 1 DSA interview round with medium to hard interview-style questions.

30 questions45 min
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Data Structures & Algorithms
medium

Array Prefix, Suffix, and Range Techniques

Focused mock test on array prefix, suffix, and range techniques with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
medium

Linked List Pointer Techniques

Focused mock test on linked list pointer techniques with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
medium

Two Pointer Techniques

Focused mock test on two pointer techniques with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
hard

Divide and Conquer and Binary Search

Focused mock test on divide and conquer and binary search with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
medium

BST and Tree Property Problems

Focused mock test on BST and tree property problems with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
medium

DP Foundations and Memoization

Focused mock test on DP foundations and memoization with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
hard

Greedy and Interval Scheduling

Focused mock test on greedy and interval scheduling with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
hard

DSA Interview Mock: SDE 2 Round

Full-length mock test on SDE 2 DSA interview round with medium to hard interview-style questions.

30 questions45 min
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Data Structures & Algorithms
hard

String Matching and Edge Cases

Focused mock test on string matching and edge cases with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
medium

Stacks, Queues, and Monotonic Structures

Focused mock test on stacks, queues, and monotonic structures with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
hard

Sliding Window Patterns

Focused mock test on sliding window patterns with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
hard

Recursion and Backtracking Mixed Round

Focused mock test on recursion and backtracking mixed round with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
hard

Graph Traversal and Shortest Paths

Focused mock test on graph traversal and shortest paths with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
hard

Knapsack, Subsequence, and String DP

Focused mock test on knapsack, subsequence, and string DP with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
hard

Advanced Sorting and Searching

Focused mock test on advanced sorting and searching with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
hard

DSA Interview Mock: Advanced Round

Full-length mock test on advanced DSA interview round with medium to hard interview-style questions.

30 questions45 min
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Data Structures & Algorithms
hard

Matrix, Intervals, and Sorting Patterns

Focused mock test on matrix, intervals, and sorting patterns with medium to hard interview-style questions.

20 questions30 min
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Data Structures & Algorithms
hard

Graph Cycles, Topological Sort, and DSU

Focused mock test on graph cycles, topological sort, and DSU with medium to hard interview-style questions.

20 questions30 min
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Programming
easy

Arrays and Strings

This quiz focuses on Arrays and Strings, two fundamental data structures in programming. Arrays store multiple values of the same data type in contiguous memory locations. Strings are sequences of characters used to store and manipulate text. The quiz tests: Basic concepts Indexing and memory Common operations Logical understanding Each question is multiple-choice (MCQ) and carries 1 point.

20 questions30 min
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Explore Data Structures and Algorithms

Continue with Data Structures and Algorithms topics like arrays, graphs, dynamic programming, heaps across courses, notes, and mock tests.