3. Algorithms

Sorting — Quiz

Test your understanding of sorting with 5 practice questions.

Practice Questions

Question 1

Which sorting algorithm would be most efficient for sorting a very large dataset that is already mostly sorted, and why?

Question 2

In the context of Quick Sort, what is the most significant factor that can degrade its performance from $O(n \log n)$ to $O(n^2)$?

Question 3

Which of the following statements accurately describes the 'stability' of a sorting algorithm?

Question 4

Consider an array of $n$ elements. What is the time complexity of the 'merge' operation in Merge Sort, where two sorted sub-arrays are combined into a single sorted array?

Question 5

Which sorting algorithm is generally preferred for sorting linked lists due to its ability to minimize data movement by only adjusting pointers, rather than physically swapping elements?