Which of the following sorting methods will be the best if number of s...
If number of swapping is the measure of efficiency of algorithm the selection sort is best since it cannot take swap more than O(n).
View all questions of this test
Which of the following sorting methods will be the best if number of s...
Sorting Methods Based on Swapping Efficiency
Swapping is a crucial operation in the sorting process, as it involves exchanging two elements to bring them in order. Some sorting methods require more swapping than others. Therefore, if the number of swaps is the only measure of efficiency, the best sorting method is:
Selection Sort
Selection sort is a simple and intuitive sorting method that works by selecting the smallest element in the unsorted part of the array and swapping it with the first element in the unsorted part. This process is repeated until the entire array is sorted.
Advantages of Selection Sort:
1. Easy to implement and understand.
2. Guarantees that the array is sorted in O(n^2) time, where n is the number of elements in the array.
3. Requires only O(1) extra space, making it efficient for small arrays.
4. Performs fewer swaps than other sorting methods, which makes it the best choice when the number of swaps is the only measure of efficiency.
Disadvantages of Selection Sort:
1. Not suitable for large arrays or datasets.
2. Does not take advantage of the existing order in the array, making it inefficient for partially sorted arrays.
Conclusion
In conclusion, if the number of swaps is the only measure of efficiency, selection sort is the best sorting method to use. However, it is not the most efficient method for large datasets, and other sorting algorithms such as quicksort, heapsort, and mergesort may be more suitable.