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In a Red-Black tree, what color is the root node?
Practice Questions
Q1
In a Red-Black tree, what color is the root node?
Red
Black
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Questions & Step-by-Step Solutions
In a Red-Black tree, what color is the root node?
Steps
Concepts
Step 1: Understand what a Red-Black tree is. It is a type of binary search tree that has specific properties regarding the color of its nodes.
Step 2: Know that each node in a Red-Black tree can be either red or black.
Step 3: Learn the properties of a Red-Black tree. One of the properties states that the root node must always be black.
Step 4: Conclude that since the root node must be black, the answer to the question is that the root node is always black.
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