Question

What does the guideline for "Drill-Through to Detail Level" allow in an OLAP system?

a.

Smooth transition from aggregated to preaggregated data

b.

Access to external data serving as the source at the detail record level

c.

Restriction on accessing detail records

d.

Limited analysis models

Posted under Data Warehousing and OLAP

Answer: (b).Access to external data serving as the source at the detail record level Explanation:The guideline for "Drill-Through to Detail Level" allows a smooth transition from the multidimensional, preaggregated database to the detail record level of the source data warehouse repository.

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. What does the guideline for "Drill-Through to Detail Level" allow in an OLAP system?

Add Comment

Similar Questions

Discover Related MCQs

Q. What analysis models does Dr. Codd's guidelines support?

View solution

Q. What should be the treatment of nonnormalized data in an OLAP system?

View solution

Q. What is the recommendation for deploying OLAP tools on transactional systems?

View solution

Q. What should be done with missing values in an OLAP system?

View solution

Q. What is the requirement for incremental refreshes in an OLAP system?

View solution

Q. How should the SQL interface be integrated into an OLAP system?

View solution

Q. What is one of the fundamental characteristics of OLAP systems?

View solution

Q. What is the purpose of OLAP systems in relation to data warehousing?

View solution

Q. What is the role of OLAP in information delivery?

View solution

Q. What are some general features of OLAP systems?

View solution

Q. What is the distinction between basic features and advanced features in OLAP?

View solution

Q. What do drill downs and roll ups refer to in OLAP systems?

View solution

Q. What is the role of slicing and dicing operations in OLAP analysis?

View solution

Q. What is the importance of dimensional analysis in OLAP systems?

View solution

Q. In the STAR schema, how is the three-dimensional representation of the model visualized?

View solution

Q. What is the purpose of an MDS diagram in representing multidimensional data?

View solution

Q. What is a hypercube in the context of multidimensional analysis?

View solution

Q. How does the MDS diagram represent four dimensions?

View solution

Q. What is the challenge when displaying four-dimensional data on the screen?

View solution

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

View solution

View All MCQs on Data Warehousing and OLAP

Suggested Topics

Are you eager to expand your knowledge beyond Data Warehousing and OLAP? We've curated a selection of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!

JavaScript

Strengthen your web development skills with our JavaScript MCQs. Understand core...

Human Computer Interaction

Enhance your knowledge of Human-Computer Interaction with our specialized MCQs....

HTML

Start your journey in web development with our HTML MCQs. Learn the building blocks...

Digital Image Processing (DIP)

Delve into the techniques of enhancing digital images with our Digital Image...

Cryptography and Network Security

Secure your knowledge of information security with our Cryptography and Network...

Digital Communication

Master the basics of electronic communication with our Digital Communication MCQs....

Microprocessor

Understand the heart of your computer with our Microprocessor MCQs. Topics include...

CSS

Polish your web design skills with our CSS MCQs. Learn about selectors, properties,...

Java Programming

Level up your coding skills with our Java Programming MCQs. From object-oriented...