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B-Tree Mastery

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Questions and Answers

What is the most widely used external memory data structure?

Red-black tree

AVL tree

Binary tree

B-tree (correct)

What is the minimum number of keys a non-root node in a B-tree of order n should contain?

At most (n-1)/2 keys

At least (n-1)/2 keys (correct)

At least 2n keys

Exact (n-1)/2 keys

What is the best case height of a B-tree of order n with k keys?

logk (n+1) - 1

klogn

logn (k+1) - 1 (correct)

B-Tree Mastery

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Questions and Answers

What is the most widely used external memory data structure?

What is the minimum number of keys a non-root node in a B-tree of order n should contain?

What is the best case height of a B-tree of order n with k keys?

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