Data Warehousing: Phases and Processes
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Questions and Answers

What are the main functions supported by data warehouse front-end applications?

  • Static data entry forms and canned reports
  • Data integration and profiling
  • Real-time transaction processing
  • Ad-hoc queries, reporting, and dashboards (correct)
  • Why are data profiling and integration critical steps in building up data warehouse systems?

  • To ensure real-time transaction processing
  • To maintain security and compliance
  • To capture revenues accurately
  • To combine data from existing transaction systems (correct)
  • Which areas require special attention in data warehouse systems due to the combination of data from across the organization?

  • Revenues and costs allocation (correct)
  • Ad-hoc queries and reporting
  • Data storage and archiving
  • Operational system capabilities
  • What are considered non-trivial technology resources in data warehouse systems?

    <p>Data storage and archiving</p> Signup and view all the answers

    What are the major steps in DW Projects during the Business and Technical Justification phase?

    <p>Product evaluations and technology roadmaps</p> Signup and view all the answers

    What is the focus of the Business Justification phase in DW Projects?

    <p>Enlisting BI sponsors and stakeholders</p> Signup and view all the answers

    What is the primary purpose of Data Warehousing?

    <p>To gather and manage structured and unstructured data from numerous sources into a Centralized repository</p> Signup and view all the answers

    What is the term used to describe the phases and their relationships in the data warehouse system?

    <p>Data warehouse life-cycle</p> Signup and view all the answers

    How does the system development life cycle for a data warehouse project compare to a typical information systems development project?

    <p>It follows a similar systems development lifecycle (SDLC) process</p> Signup and view all the answers

    What distinguishes Data Warehousing projects from operational systems?

    <p>Data warehouse projects are increasingly being driven by business users with strong business justifications</p> Signup and view all the answers

    Which activity is NOT part of the system development life cycle for a data warehouse project?

    <p>Automate and record events in an existing business workflow</p> Signup and view all the answers

    What does a data warehouse system allow you to do with all your data in one location?

    <p>Perform analysis, reporting, and discover important insights at a variety of combination levels</p> Signup and view all the answers

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