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Chapter 20: Problem 7

The first node in a binary tree is called the __________.

Short Answer

Expert verified
Answer: The term for the first node in a binary tree is the "root."

Step by step solution

01

Identifying the term

The term we are looking for refers to the first node in a binary tree, which is also the top-most and upper-most node. This node acts as the starting point of the binary tree and helps us navigate through its various nodes.
02

Providing the definition

The first node in a binary tree is called the "root". The root node acts as the starting point for traversing and performing operations on the tree. It does not have a parent and has at most two child nodes.

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Most popular questions from this chapter

Write a pseudocode algorithm for searching a tree for a specified value.

Write a pseudocode algorithm for the postorder traversal.

Write a pseudocode algorithm for inserting a node in a tree.

Write a pseudocode algorithm for the preorder traversal.

A node with no children is called a(n) __________.
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