What is the maximum number of children a node in a binary tree can have?
Select an option to see the answer and solution.
Data Structure · all questionsTrees in Data Structures
Trees in Data Structures
practice.
Practice every MCQ with options. Use Show answers when you want the correct option and solution.
173
Questions
1/9
Page
Pick an option on a question to see the right answer and solution.
In a binary tree, what is the term for the node with no children?
Select an option to see the answer and solution.
Which traversal method of a binary tree involves visiting the left subtree, then the root, and then the right subtree?
Select an option to see the answer and solution.
How many edges does a full binary tree with n nodes have?
Select an option to see the answer and solution.
What is the height of a binary tree with a single node?
Select an option to see the answer and solution.
In a binary search tree (BST), which property is true about the nodes?
Select an option to see the answer and solution.
What type of binary tree has all levels fully filled except possibly the last level?
Select an option to see the answer and solution.
Which of the following is NOT a type of binary tree traversal?
Select an option to see the answer and solution.
In a level-order traversal of a binary tree, which data structure is commonly used?
Select an option to see the answer and solution.
What is the degree of a node in a tree?
Select an option to see the answer and solution.
What is a key characteristic of a balanced binary tree?
Select an option to see the answer and solution.
In which type of binary tree is every node with two children in the internal node?
Select an option to see the answer and solution.
What is the main advantage of an AVL tree over a standard binary search tree?
Select an option to see the answer and solution.
In a Red-Black tree, which property ensures that the tree remains balanced?
Select an option to see the answer and solution.
Which traversal method of a binary tree visits the root node first?
Select an option to see the answer and solution.
In a Binary Search Tree (BST), what is the time complexity of searching for an element in the worst case?
Select an option to see the answer and solution.
What type of tree traversal involves visiting the root node, then recursively visiting the left subtree, and finally the right subtree?
Select an option to see the answer and solution.
Which type of binary tree traversal is useful for creating a sorted list of elements?
Select an option to see the answer and solution.
What is the key difference between a complete binary tree and a full binary tree?
Select an option to see the answer and solution.
Which type of binary tree is specifically designed to store key-value pairs and supports efficient search, insertion, and deletion operations?
Select an option to see the answer and solution.