Q. ________________defines the structure of the data held in operational databases and used by operational applications.
✅ Correct Answer: (C)
operational metadata.
Data Mining and Data Warehouse MCQs | Page - 2
Dear candidates you will find MCQ questions of Data Mining and Data Warehouse here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
Q. ________________ is held in the catalog of the warehouse database system.
✅ Correct Answer: (B)
algorithmic level metadata.
Q. _________maps the core warehouse metadata to business concepts, familiar and useful to end users.
✅ Correct Answer: (A)
application level metadata.
Q. ______consists of formal definitions, such as a COBOL layout or a database schema.
✅ Correct Answer: (A)
classical metadata.
Q. _____________consists of information in the enterprise that is not in classical form.
✅ Correct Answer: (A)
mushy metadata.
Q. . ______________databases are owned by particular departments or business groups.
✅ Correct Answer: (B)
operational.
Q. The time horizon in operational environment is ___________.
✅ Correct Answer: (B)
60-90 days.
Q. The key used in operational environment may not have an element of__________.
✅ Correct Answer: (A)
time.
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