Consolidated data mart is:
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First level data mart
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Second level data mart
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All of these
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None of Above
A consolidated data mart is a second-level data mart that aggregates and combines data from multiple first-level (atomic) data marts. First-level marts contain detailed transactional data, while second-level (consolidated) marts provide summarized, cross-functional views for reporting and analysis.
To answer this question, let's go through each option to understand why it is correct or incorrect:
Option A) First level data mart - This option is incorrect because a consolidated data mart is not the same as a first-level data mart. A first-level data mart typically contains detailed data for a specific department or function within an organization.
Option B) Second level data mart - This option is correct because a consolidated data mart is a type of second-level data mart. A second-level data mart combines data from multiple first-level data marts to provide a broader and more comprehensive view of the organization's data.
Option C) All of these - This option is incorrect because a consolidated data mart is not the same as a first-level data mart. It is a type of second-level data mart.
Option D) None of Above - This option is incorrect because the correct answer is option B.
The correct answer is B) Second level data mart. This option is correct because a consolidated data mart is a type of second-level data mart.