Question: Which statement is incorrect on OLAP? a. MOLAP scales better to more dimensions than ROLA b. MOLAP physically stores data into a data cube for

Which statement is incorrect on OLAP?

a. MOLAP scales better to more dimensions than ROLA

b. MOLAP physically stores data into a data cube for OLAP operations.

c. ROLAP accesses the data stored in a data warehouse and performs OLAP operations.

d. Query processing in MOLAP is more efficient than those in ROLAP because data is stored in a data cube. d.

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