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Which traversal method would you use to create a mirror image of a binary tree?

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Question: Which traversal method would you use to create a mirror image of a binary tree?

Options:

  1. In-order
  2. Pre-order
  3. Post-order
  4. Level-order

Correct Answer: Pre-order

Solution: 

Pre-order traversal is used to create a mirror image of a binary tree by swapping the left and right children of each node.

Which traversal method would you use to create a mirror image of a binary tree?

Practice Questions

Q1
Which traversal method would you use to create a mirror image of a binary tree?
  1. In-order
  2. Pre-order
  3. Post-order
  4. Level-order

Questions & Step-by-Step Solutions

Which traversal method would you use to create a mirror image of a binary tree?
  • Step 1: Start at the root node of the binary tree.
  • Step 2: Swap the left and right children of the current node.
  • Step 3: Move to the left child of the current node and repeat Step 2.
  • Step 4: Move to the right child of the current node and repeat Step 2.
  • Step 5: Continue this process until all nodes in the tree have been visited.
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