Data Structure

Sorting algorithm

⛪ Computer Science and Engineering > Data Structure

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Q 1: What is a sorting algorithm?

  • A A method for organizing data in a specific order
  • B A method for searching for data in a specific order
  • C A method for deleting data in a specific order
  • D A method for modifying data in a specific order

Q 2: What is the time complexity of the best sorting algorithms?

  • A O(n)
  • B O(n log n)
  • C O(n^2)
  • D O(log n)

Q 3: Which of the following is a comparison-based sorting algorithm?

  • A Bucket sort
  • B Radix sort
  • C Merge sort
  • D Counting sort

Q 4: Which of the following sorting algorithms is stable?

  • A Selection sort
  • B Quick sort
  • C Insertion sort
  • D Heap sort

Q 5: Which of the following sorting algorithms has the best worst-case time complexity?

  • A Bubble sort
  • B Quick sort
  • C Heap sort
  • D Merge sort

Q 6: Which of the following sorting algorithms is not an in-place algorithm?

  • A Bubble sort
  • B Insertion sort
  • C Merge sort
  • D Quick sort

Q 7: Which of the following sorting algorithms works by repeatedly selecting the minimum element from the unsorted part of the array and putting it at the beginning of the sorted part?

  • A Bubble sort
  • B Selection sort
  • C Insertion sort
  • D Merge sort

Q 8: Which of the following sorting algorithms is not a comparison-based algorithm?

  • A Bucket sort
  • B Merge sort
  • C Selection sort
  • D Quick sort

Q 9: Which of the following sorting algorithms has the worst time complexity for most inputs?

  • A Quick sort
  • B Heap sort
  • C Insertion sort
  • D Bubble sort

Q 10: Which of the following sorting algorithms is often used as a subroutine in other sorting algorithms?

  • A Selection sort
  • B Insertion sort
  • C Merge sort
  • D Quick sort