Mastering Tree Data Structures
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Questions and Answers

Which node in a tree does not have any parent node?

  • Root node (correct)
  • Internal node
  • Child node
  • Leaf node

What is the maximum number of children a node can have in a binary tree?

  • 3
  • 2 (correct)
  • 0
  • 1

What is a leaf node in a tree?

  • A node with multiple children
  • A node without any child (correct)
  • A node with at least one child
  • A node with a parent node

What is an ancestor of a node in a tree?

<p>A predecessor node on the path from the root to that node (D)</p> Signup and view all the answers

What are siblings in a tree?

<p>Nodes with the same parent (C)</p> Signup and view all the answers

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