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In a binary tree, what does the term 'leaf node' refer to?

Practice Questions

Q1
In a binary tree, what does the term 'leaf node' refer to?
  1. A node with two children
  2. A node with one child
  3. A node with no children
  4. A node that is the root

Questions & Step-by-Step Solutions

In a binary tree, what does the term 'leaf node' refer to?
  • Step 1: Understand what a binary tree is. A binary tree is a structure made up of nodes, where each node can have up to two children.
  • Step 2: Know that each node in a binary tree can either have children or not.
  • Step 3: A leaf node is a specific type of node in the binary tree.
  • Step 4: A leaf node is defined as a node that does not have any children.
  • Step 5: This means that if you look at a leaf node, you will not find any nodes connected below it.
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