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Question

What are the two main categories of online analytical processing (OLAP) in a data warehouse?

a.

Multidimensional online analytical processing (MOLAP) and event-driven online analytical processing (EOLAP)

b.

Relational online analytical processing (ROLAP) and dynamic online analytical processing (DOLAP)

c.

Multidimensional online analytical processing (MOLAP) and relational online analytical processing (ROLAP)

d.

Hierarchical online analytical processing (HOLAP) and distributed online analytical processing (DOLAP)

Answer: (c).Multidimensional online analytical processing (MOLAP) and relational online analytical processing (ROLAP) Explanation:The two main categories of online analytical processing (OLAP) are multidimensional online analytical processing (MOLAP) and relational online analytical processing (ROLAP) in a data warehouse.

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Q. What are the two main categories of online analytical processing (OLAP) in a data warehouse?

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