Tree Sort Quiz Online Practice Test

1. Which data structure is essential for implementing tree sort effectively?

Any generic tree

Balanced tree

Binary search tree

Unbalanced tree

2. Is tree sort considered an online sorting algorithm?

Definitely yes

Probably yes

Probably no

Definitely no

3. Which type of traversal in a binary search tree produces the elements in sorted order?

In-order traversal

Pre-order traversal

Post-order traversal

Breadth-first traversal

4. Which of these sorting algorithms maintains the relative order of equal elements, thus being stable?

Selection sort

Quick sort

Tree sort

Heap sort

5. Which of these sorting algorithms utilizes a binary search tree in its process?

Radix sort

Tree sort

Odd-even sort

Bucket sort

6. Which algorithm among the following relies on comparing elements to sort them?

Tree sort

Radix sort

Counting sort

Pigeonhole sort

7. How would you describe the average case time complexity of tree sort?

O(n)

O(n log n)

O(n2)

O(log n)

8. In the best-case scenario, what is the time complexity of tree sort?

O(n)

O(n log n)

O(n2)

O(log n)

9. When using a balanced tree, what is the worst-case time complexity of tree sort?

O(n)

O(n log n)

O(n2)

O(log n)

10. How does the time complexity of tree sort behave in the worst-case scenario when using an unbalanced tree?

O(n)

O(n log n)

O(n2)

O(log n)

11. What is the additional space complexity needed by tree sort?

O(1)

O(n)

O(log n)

O(n log n)

12. Under what condition does tree sort exhibit adaptive behavior?

When using an unbalanced tree

When using a balanced tree

When using a splay tree as a binary search tree

When using an AVL tree as a binary search tree

13. Which statement about tree sort is incorrect?

It is not an in-place sorting algorithm

Every implementation of it is adaptive

It requires in-order traversal of a binary search tree to sort input elements

It is a stable sorting method

14. Which sorting algorithm from the list requires additional space beyond the input array?

Insertion sort

Quick sort

Tree sort

Gnome sort

15. Does the worst-case time complexity of tree sort remain the same regardless of using an unbalanced or balanced tree?

Yes, it remains the same

No, it changes with the type of tree

It depends on the specific implementation

It varies based on the input size

16. Which of these does not highlight a key advantage of tree sort?

It requires minimal extra space

It achieves optimal time complexity with a balanced binary search tree

It supports online sorting capabilities

It maintains stability during sorting

17. Which version of tree sort results in the highest worst-case time complexity?

Using an AVL tree as a binary search tree

Using a red-black tree as a binary search tree

Using a splay tree as a binary search tree

Using a standard binary search tree

Test Name:	Tree Sort Quiz
Subject Category:	Computer Science
Test Type:	Multiple Choice Questions
Total Score / Questions:	17 / 17
Time Allowed:	10 Min
Who Should Practice this Test:	Students, job seekers, or professionals preparing for competitive exams and interviews.

Tree Sort Quiz MCQ Online Practice Test