Quicksort Multiple choice Questions and Answers (MCQs)
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Question 11 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER]
Which is the worst method of choosing a pivot element?
first element as pivot
last element as pivot
random element as pivot
Question 11 Explanation:
Choosing the first element as pivot is the worst method because if the input is pre-sorted or in reverse order, then the pivot provides a poor partition.
Question 12 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER]
Which among the following is the best cut-off range to perform insertion sort within a quick sort?
Question 12 Explanation:
A good cut-off range is anywhere between N=5 and N=20 to avoid nasty degenerate cases.
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There are 12 questions to complete.