Data Structures MCQs

Solved Data Structures MCQs: trees, binary search trees, graphs and traversals.

48 articles in this topic

3D and Multidimensional Array MCQs: 10 Solved Questions with Explanations

Solve ten multidimensional-array questions with lower-bound normalisation, address formulas, array transformations, and careful step-by-step traces.

Updated 20 Oct 20268 min readData Structures MCQs

1D and 2D Array Addressing MCQs: 12 Solved Questions

Solve 12 array-address questions step by step, from negative lower bounds and 1D offsets to row-major, column-major, triangular and tri-diagonal storage.

Updated 16 Oct 20268 min readData Structures MCQs

Structure Modification and Pointer Logic MCQs: 10 Solved Linked List Questions

Solve 10 linked-list MCQs by tracing each pointer update. The explanations cover reversal, duplicate removal, deletion, insertion, sentinels, and invalid links.

11 Oct 20269 min readData Structures MCQs

Binary Tree Properties MCQs: 12 Solved Questions with Explanations

Work through 12 binary tree MCQs from GATE and campus papers, then use the explanations and one worked tree to fix mistakes in shape, degree and recursion.

Updated 7 Oct 20268 min readData Structures MCQs

Stack Basics and Operations MCQs: 12 Solved Questions with Step-by-Step Explanations

Test stack fundamentals through 12 exam MCQs on LIFO, TOP, array bounds, queue transfers and permutations. Complete traces make every state and answer checkable.

Updated 3 Oct 20268 min readData Structures MCQs

Evaluation of Expressions MCQs: 12 Solved Questions with Stack Traces

Solve 12 expression MCQs step by step. Trace postfix and prefix evaluation, nesting depth, precedence and notation conversion without reversing operands.

Updated 27 Sep 20267 min readData Structures MCQs

Priority Queue MCQs: 12 Solved Questions on Heaps, Deques and Variants

Attempt 12 verified priority queue and queue-variant MCQs, then learn from concise heap, array, circular queue and deque traces.

Updated 25 Sep 20267 min readData Structures MCQs

Infix, Postfix and Prefix MCQs: 12 Solved Questions with Step-by-Step Explanations

Solve 12 expression-notation MCQs in increasing difficulty, from basic stack use to conversions, associativity and maximum operand-stack depth.

Updated 24 Sep 20268 min read87 viewsData Structures MCQs

Circular Queue MCQs: 12 Solved Questions with Step-by-Step Explanations

Solve 12 Circular Queue MCQs in sequence, with exact options and concise explanations for pointer conventions, wrap-around arithmetic and linked queues.

Updated 22 Sep 20268 min readData Structures MCQs

BST Basics and Operations MCQs: 12 Solved Questions with Explanations

Work through 12 BST MCQs with explanations of ordering, insertion, search bounds, deletion, height, complexity, and counting unique tree shapes.

Updated 21 Sep 20267 min readData Structures MCQs

AVL Tree MCQs: 12 Solved Balancing and Rotation Questions

Work through 12 AVL Tree MCQs with explanations of balance factors, rotations, insertion traces, maximum height, and search and insertion complexity.

Updated 20 Sep 20267 min read121 viewsData Structures MCQs

Advanced and K-ary Trees MCQs: 12 Solved Questions with Explanations

Practise 12 advanced and k-ary tree MCQs on heaps, leaf counts, height, threaded trees, B-tree keys and degree suppression, each with concise working.

Updated 18 Sep 20268 min readData Structures MCQs