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What color is the root node of a Red-Black tree?

Practice Questions

Q1
What color is the root node of a Red-Black tree?
  1. Red
  2. Black
  3. It can be either
  4. None of the above

Questions & Step-by-Step Solutions

What color is the root node of a Red-Black tree?
  • Step 1: Understand what a Red-Black tree is. It is a type of binary search tree with specific properties.
  • Step 2: Learn about the properties of a Red-Black tree. One of these properties states that the root node must always be black.
  • Step 3: Remember that this rule helps keep the tree balanced and ensures efficient operations like insertion and deletion.
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