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Which of the following is true with respect to the B+ tree index method?

Which of the following is true with respect to the B+ tree index method?

Which of the following is true with respect to the B+ tree index method?

(a)Records are physically stored in primary key order
(b)B+ trees use a hashing algorithm
(c)The index tree may become unbalanced as a result of updates
(d)Only the primary key field may have a B+ tree index
(e)Records are physically stored in secondary key order.

Johnson 02-Jan-2018

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