adplus-dvertising
frame-decoration

Question

What are drill-down and roll-up capabilities in OLAP systems?

a.

Features for slicing and dicing data

b.

Methods for combining dimensions

c.

Techniques for displaying data on a flat screen

d.

Capabilities for moving to lower or higher hierarchical levels of aggregation

Answer: (d).Capabilities for moving to lower or higher hierarchical levels of aggregation Explanation:Drill-down and roll-up capabilities in OLAP systems refer to moving to lower or higher hierarchical levels of aggregation.

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. What are drill-down and roll-up capabilities in OLAP systems?

Similar Questions

Discover Related MCQs

Q. What does the term "Slice and Dice" refer to in OLAP systems?

Q. What is the advantage for users in the ability to rotate the cube and view data from different angles?

Q. What is one of the benefits of OLAP systems for business managers, executives, and analysts?

Q. What is a benefit for IT developers in OLAP systems?

Q. What is the advantage of the inherent flexibility of OLAP systems?

Q. What is the benefit of OLAP models being able to model real-world challenges with business metrics and dimensions?

Q. What does ROLAP stand for in the context of OLAP models?

Q. What does MOLAP stand for in the context of OLAP models?

Q. What does DOLAP stand for in the context of OLAP models?

Q. What does HOLAP stand for in the context of OLAP models?

Q. What does Web OLAP refer to in the context of OLAP models?

Q. In the MOLAP model, where does the OLAP engine reside?

Q. What kind of databases store data in the form of multidimensional hypercubes in the MOLAP model?

Q. How are multidimensional arrays used in the MOLAP model?

Q. In the ROLAP model, where does the OLAP engine reside?

Q. How is data presented in the ROLAP model?

Q. What is stored in multidimensional databases in the ROLAP model?

Q. What kind of multidimensional view of the data is pushed from the MDDBs to the users in the MOLAP model?

Q. What is the main advantage of the MOLAP model for users who need summarized data?

Q. In the ROLAP model, how is data stored?