Gate CS-2019 Question Paper With Solutions

Q. 23 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

Answer: (B)


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