Practice Cost Of Movements In Sorting (17.1.5)

Practise this section

10 questions

Flashcard drill
4 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What is stable sorting?
Show hintHide hint
Think about how sorting multiple attributes works.
Question 2.
Name a sorting algorithm that is not stable.
Show hintHide hint
Consider the methods involved in quick sort.
3Question 3.
What is stable sorting?
- Maintaining the original order of elements
- Randomizing elements
- Sorting in descending order
Show hintHide hint
Think about how it helps in sorting by multiple attributes.
4Question 4.
Is quick sort a stable sorting algorithm?
- True
- False
Show hintHide hint
Remember how quick sort works.
Question 5.
Given an array of records with names and scores, sort them using a stable sorting algorithm while preserving the original alphabetical order of names who scored the same.
Show hintHide hint
Focus on how merge operation handles equal elements.
Question 6.
Discuss a scenario in data processing where the cost of swapping would have a significant impact and suggest the best sorting algorithm to use.
Show hintHide hint
Consider where your data is stored.

6 more questions in this section. Enroll free to practise them all.