Question: Consider a relation/table R(A,B). with the following characteristics: - Total number of data records/tuples: 1,000,000 - 10 tuples per page - Attribute A is a

Consider a relation/table R(A,B). with the following characteristics:

- Total number of data records/tuples: 1,000,000

- 10 tuples per page

- Attribute A is a candidate key: range is 1 to 1,000,000

- Clustered B+ tree index of depth 4 (level is = 4) on A

Estimate the number of page transfers needed to evaluate A < 3,000 query by using

a. Sequential scan

b. B+ tree index on A

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