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Non-leaf nodes are also called as __________

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+1 vote
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in RDBMS by (118k points)
Non-leaf nodes are also called as __________

(a) Internal nodes

(b) External nodes

(c) Middle nodes

(d) Primary nodes

This question was addressed to me in an online quiz.

I'm obligated to ask this question of B+ trees in division Indexing and Hashing of RDBMS

1 Answer

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Best answer
The correct option is (a) Internal nodes

Easy explanation: Non leaf nodes are also known as internal nodes. A non-leaf node may hold up to n pointers and should hold at least n/2 pointers.

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