Post-order Binary tree traversal is _____.

2021

Post-order Binary tree traversal is _____.

  1. A.

    Left, Node, Right

  2. B.

    Left, Right, Node

  3. C.

    Node, Left, Right

  4. D.

    Right, Left, Node

Attempted by 764 students.

Show answer & explanation

Correct answer: B

Post-order traversal of a binary tree involves visiting the nodes in the following order:
Visit the left subtree.
Visit the right subtree.
Visit the root node.
This sequence ensures that all children are processed before the parent node.

Explore the full course: Up Lt Grade Assistant Teacher 2025