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Question

Graph traversal is different from a tree traversal, because:

a.

trees are not connected

b.

graphs may have loops

c.

trees have root

d.

None of these

Posted under Data Structures and Algorithms

Answer: (c).trees have root

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Q. Graph traversal is different from a tree traversal, because:
pankaj : June 26, 2023

unlike trees, graphs may contain cycles, so we may come to the same node again. To avoid processing a node more than once, we divide the vertices into two categories:
Visited and
Not visited.

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