Q14

MCQ1 mark, −0.33

Which one of the following statements is NOT correct about the $B^+$ tree data structure used for creating an index of a relational database table?

(A)

$B^+$ Tree is a height-balanced tree

(B)

Non-leaf nodes have pointers to data records

(C)

Key values in each node are kept in sorted order

(D)

Each leaf node has a pointer to the next leaf node

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