**DOWNLOAD FREE PDF** **<<CLICK HERE>>**

## Quicksort Multiple choice Questions and Answers (MCQs)

Congratulations - you have completed *Quicksort Multiple choice Questions and Answers (MCQs)*.

You scored %%SCORE%% out of %%TOTAL%%.

Your performance has been rated as %%RATING%%

Your answers are highlighted below.

Question 1 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER] |

Which of the following sorting algorithms is the fastest?

Merge sort | |

Quick sort | |

Insertion sort | |

Shell sort |

Question 1 Explanation:

Quick sort is the fastest known sorting algorithm because of its highly optimized inner loop.

Question 2 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER] |

Quick sort follows Divide-and-Conquer strategy.

True | |

False |

Question 2 Explanation:

In quick sort, the array is divided into sub-arrays and then it is sorted (divide-and-conquer strategy).

Question 3 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER] |

What is the worst case time complexity of a quick sort algorithm?

O(N) | |

O(N log N) | |

O(N ^{2}) | |

O(log N) |

Question 3 Explanation:

The worst case performance of a quick sort algorithm is mathematically found to be O(N

^{2}).

Question 4 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER] |

Which of the following methods is the most effective for picking the pivot element?

first element | |

last element | |

median-of-three partitioning | |

random element |

Question 4 Explanation:

Median-of-three partitioning is the best method for choosing an appropriate pivot element. Picking a first, last or random element as a pivot is not much effective.

Question 5 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER] |

Find the pivot element from the given input using median-of-three partitioning method.

8, 1, 4, 9, 6, 3, 5, 2, 7, 0.

8 | |

7 | |

9 | |

6 |

Question 5 Explanation:

Left element=8, right element=0,

Centre=[position(left+right)/2]=6.

Once you are finished, click the button below. Any items you have not completed will be marked incorrect.

There are 5 questions to complete.