Multiple choice

Level order traversal of a rooted tree can be done by stating from the root and performing

  1. preorder traversal

  2. inorder traversal

  3. depth first search

  4. breadth first search

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Level order traversal is done by traversing all the vertices in a particular level & them moving to next level. This is some as breadth first search where level by level search is done.