Sorting Algorithms MCQs

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

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1. : What is the primary goal of sorting algorithms?





2. : Which sorting algorithm has the best average-case time complexity?





3. : What is the worst-case time complexity of Bubble Sort?





4. : Which sorting algorithm is based on the divide-and-conquer strategy?





5. : In which sorting algorithm is the largest element repeatedly swapped to the end of the list?





6. : What is the time complexity of Merge Sort in the worst case?





7. : Which sorting algorithm is generally the fastest for large datasets?





8. : What is the primary disadvantage of using Selection Sort?





9. : Which sorting algorithm maintains the relative order of equal elements?





10. : What is the space complexity of Merge Sort?





11. : In which algorithm does the pivot element play a critical role?





12. : Which sorting algorithm is the most efficient for nearly sorted data?





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





14. : Which of the following sorting algorithms is in-place?





15. : What type of sorting algorithm is Heap Sort?





16. : In Quick Sort, what is the role of the pivot?





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





18. : Which sorting algorithm is characterized by dividing the array into subarrays and sorting them independently?





19. : What is the primary advantage of Heap Sort?





20. : Which algorithm is not a comparison-based sorting algorithm?





21. : In which scenario is Selection Sort most efficient?





22. : What is the worst-case time complexity of Quick Sort?





23. : Which sorting algorithm is known for its simplicity and ease of implementation?





24. : What is the time complexity of Counting Sort?





25. : Which algorithm is not stable?





26. : What is the main disadvantage of Bubble Sort?





27. : What type of data does Radix Sort operate on?





28. : Which sorting algorithm divides the data into buckets and sorts them individually?





29. : In which sorting algorithm is the data divided into halves recursively?





30. : What is the key advantage of Merge Sort over Quick Sort?





31. : Which sorting algorithm repeatedly selects the smallest element from an unsorted portion?





32. : What is the time complexity of Shell Sort?





33. : Which of the following is a characteristic of Heap Sort?





34. : What is the primary purpose of the partitioning step in Quick Sort?





35. : Which of the following algorithms has a time complexity of O(n²) in the worst case?





36. : What is the primary advantage of using Counting Sort?





37. : In which sorting algorithm does the input size significantly affect the time complexity?





38. : Which sorting algorithm is best suited for sorting linked lists?





   

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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