Curioustab
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Home
»
Database
»
Data Warehousing
Derived data are detailed, current data intended to be the single, authoritative source for all decision support applications.
True
Correct Answer:
False
← Previous Question
Next Question→
More Questions from
Data Warehousing
Data in the data warehouse are loaded and refreshed from operational systems.
Every key used to join the fact table with a dimensional table should be a surrogate key.
Both status data and event data can be stored in a database.
Joining is the process of partitioning data according to predefined criteria.
Most operational systems are based on the use of transient data.
Data scrubbing can help upgrade data quality; it is not a long-term solution to the data quality problem.
Independent data marts are often created because an organization focuses on a series of short-term business objectives.
Static extract is used for ongoing warehouse maintenance.
Periodic data are data that are physically altered once added to the store.
Discussion & Comments
No comments yet. Be the first to comment!
Name:
Comment:
Post Comment
Join Discussion
Discussion & Comments