Binary Search Trees (BST) MCQs

By: Prof. Dr. Fazal Rehman | Last updated: May 15, 2025

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1. : What is a Binary Search Tree (BST)?





2. : Which property of Binary Search Trees allows for efficient searching, insertion, and deletion operations?





3. : What is the time complexity of searching for an element in a Binary Search Tree (BST) with n nodes, assuming the tree is balanced?





4. : Which traversal of a Binary Search Tree (BST) visits nodes in non-decreasing order?





5. : In a Binary Search Tree (BST), which operation is used to find the minimum element?





6. : What is the worst-case time complexity of inserting an element into a Binary Search Tree (BST) of height h?





7. : Which traversal of a Binary Search Tree (BST) starts from the root, visits the left subtree, and then visits the right subtree?





8. : Which of the following statements is true about all Binary Search Trees (BST)?





9. : Which operation of a Binary Search Tree (BST) deletes a node with two children?





10. : In a Binary Search Tree (BST), which operation is used to find the successor of a given node?





11. : Which of the following operations requires the worst-case time complexity in a Binary Search Tree (BST)?





12. : Which traversal of a Binary Search Tree (BST) visits nodes in descending order of their values?





13. : In a Binary Search Tree (BST), what is the height of a tree with n nodes in the worst case?





14. : Which traversal of a Binary Search Tree (BST) can be used to print the elements in sorted order?





15. : In a Binary Search Tree (BST), what is the maximum number of edges in a path from the root to a leaf node?





16. : Which operation of a Binary Search Tree (BST) returns the maximum element?





17. : Which of the following is NOT a valid property of Binary Search Trees (BST)?





18. : Which traversal of a Binary Search Tree (BST) visits nodes level by level?





19. : Which of the following statements is true about Binary Search Trees (BST)?





   

Data Structures MCQs

Basic Concepts
  1. Introduction to Data Structures
  2. Complexity Analysis MCQs
Linear Data Structures MCQs
  1. Arrays MCQs
  2. Linked Lists MCQs
  3. Stacks MCQs
  4. Queues MCQs
Non-Linear Data Structures MCQs
  1. Trees MCQs
  2. Heaps MCQs
  3. Graphs MCQs
Hashing MCQs MCQs
  1. Hash Tables
Sorting and Searching Algorithms MCQs 
  1. Sorting Algorithms MCQs
  2. Searching Algorithms MCQs
Miscellaneous
  1. Memory Management in data structures MCQs
  2. String Manipulation Algorithms MCQs
  1. Data Structures MCQs 1
  2. Data Structures MCQs 2
  3. Data Structures MCQs 3
  4. Data Structures MCQs 4
  5. Data Structures MCQs 5
  6. Stacks Solved MCQs
  7. Queues MCQs
  8. pointer mcqs
  9. Array MCQs
 

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