Trees in Data Structures MCQ question and answer with solution

1.
What is the maximum number of children a node in a binary tree can have?

A. 2

B. 3

C. 4

D. Any number

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2.
In a binary tree, what is the term for the node with no children?

A. Root

B. Leaf

C. Parent

D. Sibling

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3.
Which traversal method of a binary tree involves visiting the left subtree, then the root, and then the right subtree?

A. Inorder

B. Preorder

C. Postorder

D. Level-order

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4.
How many edges does a full binary tree with n nodes have?

A. n-1

B. n

C. 2n-1

D. 2n

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5.
What is the height of a binary tree with a single node?

A. 0

B. 1

C. 2

D. It depends on the tree's balance

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6.
In a binary search tree (BST), which property is true about the nodes?

A. All left subtree nodes are less than the root node

B. All right subtree nodes are less than the root node

C. All nodes in the right subtree are greater than the root node

D. The left and right subtrees are equal

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7.
What type of binary tree has all levels fully filled except possibly the last level?

A. Complete binary tree

B. Full binary tree

C. Perfect binary tree

D. Balanced binary tree

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8.
Which of the following is NOT a type of binary tree traversal?

A. Inorder

B. Preorder

C. Postorder

D. Level-order

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9.
In a level-order traversal of a binary tree, which data structure is commonly used?

A. Stack

B. Queue

C. Array

D. Linked List

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10.
What is the degree of a node in a tree?

A. The number of edges connecting to the node

B. The number of children the node has

C. The height of the node

D. The level of the node

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Trees in Data Structures MCQ question and answer with solution | Data Structure MCQs

1. What is the maximum number of children a node in a binary tree can have?

Answer & Solution

2. In a binary tree, what is the term for the node with no children?

Answer & Solution

3. Which traversal method of a binary tree involves visiting the left subtree, then the root, and then the right subtree?

Answer & Solution

4. How many edges does a full binary tree with n nodes have?

Answer & Solution

5. What is the height of a binary tree with a single node?

Answer & Solution

6. In a binary search tree (BST), which property is true about the nodes?

Answer & Solution

7. What type of binary tree has all levels fully filled except possibly the last level?

Answer & Solution

8. Which of the following is NOT a type of binary tree traversal?

Answer & Solution

9. In a level-order traversal of a binary tree, which data structure is commonly used?

Answer & Solution

10. What is the degree of a node in a tree?

Answer & Solution

Read More Section(Trees in Data Structures)

1.
What is the maximum number of children a node in a binary tree can have?

2.
In a binary tree, what is the term for the node with no children?

3.
Which traversal method of a binary tree involves visiting the left subtree, then the root, and then the right subtree?

4.
How many edges does a full binary tree with n nodes have?

5.
What is the height of a binary tree with a single node?

6.
In a binary search tree (BST), which property is true about the nodes?

7.
What type of binary tree has all levels fully filled except possibly the last level?

8.
Which of the following is NOT a type of binary tree traversal?

9.
In a level-order traversal of a binary tree, which data structure is commonly used?

10.
What is the degree of a node in a tree?