Data Warehouse Essentials

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Questions and Answers

Which of the following is NOT a benefit of a Data Warehouse?

  • Standardized structure and presentation of the truth
  • Sophisticated business reporting methods
  • Staging from heterogeneous data environments (correct)
  • Easy to use single point of access

What is one of the main purposes of a Data Warehouse?

  • To store time-dependent master data
  • To provide a standardized structure and presentation of the truth
  • To support sophisticated business reporting methods
  • To enable easy access to data from multiple sources (correct)

What type of data can a Data Warehouse access independently?

  • Semi-structured data only
  • Unstructured data only
  • Structured data only
  • All types of data (correct)

Which of the following is a benefit of having a Data Warehouse?

<p>Standardized structure and presentation of the truth (D)</p> Signup and view all the answers

What is one of the advantages of using a Data Warehouse for business reporting?

<p>Easy to use single point of access (C)</p> Signup and view all the answers

What is the purpose of staging in a Data Warehouse?

<p>To store raw data before it is transformed (A)</p> Signup and view all the answers

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