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

(a) 0

(b) 1

(c) 2

(d) 3

This intriguing question comes from Binary Trees topic in section Binary Trees of Data Structures & Algorithms I

The question was posed to me in exam.

1 Answer

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Best answer
Right option is (c) 2

Best explanation: In a binary tree, a node can have atmost 2 nodes (i.e.) 0,1 or 2 left and right child.

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