AVL Tree Concepts and Rotations

AVL Tree Concepts and Rotations

Assessment

Interactive Video

Computers

9th - 10th Grade

Medium

Created by

Redila Anindita

Used 1+ times

FREE Resource

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of tree is an AVL Tree?

A completely unbalanced tree

A balanced Binary Search Tree

A general tree with no specific order

A heap data structure

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the maximum allowed difference in height between the left and right subtrees of any node in an AVL Tree?

0

1

2

Any value

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the height complexity of an AVL Tree, where 'n' is the number of nodes?

O(n)

O(n log n)

O(log n)

O(1)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the initial step when performing an insertion operation in an AVL Tree?

Perform rotations to balance the tree immediately.

Perform a standard Binary Search Tree (BST) insertion.

Delete the root node.

Traverse the tree in post-order.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If an imbalance occurs in an AVL Tree due to a Left Left case, which rotation is typically performed to rebalance it?

Left Rotation

Right Rotation

Left-Right Rotation

Right-Left Rotation

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

To resolve a Left Right case imbalance in an AVL Tree, what sequence of rotations is applied?

Right Rotation, then Left Rotation

Left Rotation, then Right Rotation

Only a single Left Rotation

Only a single Right Rotation

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which rotation is performed to rebalance an AVL Tree when a Right Right case imbalance occurs?

Right Rotation

Left Rotation

Right-Left Rotation

Left-Right Rotation

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What sequence of rotations is used to correct a Right Left case imbalance in an AVL Tree?

Left Rotation, then Right Rotation

Right Rotation, then Left Rotation

Only a single Left Rotation

Only a single Right Rotation