Insertion sort MCQs

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

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1. : What is the primary function of Insertion Sort?



2. : What is the worst-case time complexity of Insertion Sort?



3. : Which statement best describes how Insertion Sort works?



4. : What is the best-case time complexity of Insertion Sort?



5. : Which of the following is true about the stability of Insertion Sort?



6. : What is the average-case time complexity of Insertion Sort?



7. : In Insertion Sort, what happens to the elements in the sorted portion of the array?



8. : How many comparisons are made in the worst case during Insertion Sort?



9. : What is the space complexity of Insertion Sort?



10. : In which of the following scenarios is Insertion Sort particularly useful?



11. : What is the effect of using Insertion Sort on an already sorted array?



12. : How does Insertion Sort achieve its sorting?



13. : Which algorithm is generally more efficient than Insertion Sort for larger datasets?



14. : What will be the result of applying Insertion Sort to the array [4, 3, 2, 1]?



15. : What type of sorting is Insertion Sort classified as?



16. : Which characteristic of Insertion Sort makes it less suitable for large datasets?



17. : What is the output of Insertion Sort if the input array is [5, 2, 9, 1, 5, 6]?



18. : How does Insertion Sort handle duplicate elements?



19. : What will be the result of applying Insertion Sort to the array [3, 1, 4, 1, 5, 9, 2, 6]?



20. : What is the final position of the smallest element after one pass of Insertion Sort?



 

 

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
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Non-Linear Data Structures MCQs

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Hashing MCQs MCQs

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Sorting and Searching Algorithms MCQs 

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  1. Data Structures MCQs 1
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  3. Data Structures MCQs 3
  4. Data Structures MCQs 4
  5. Data Structures MCQs 5
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  7. Queues MCQs
  8. pointer mcqs
  9. Array MCQs

 

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