Data Mart in Enterprise Data Warehouse
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Questions and Answers

What is the main purpose of a data warehouse?

  • To store operational data for daily business activities
  • To store data for a single business department
  • To provide a centralized view of data for business analysis (correct)
  • To replace operational databases

    • What is a characteristic of data in a data warehouse?

  • It is deleted after a certain time period
  • It is constantly updated for real-time operations
  • It is only available for a specific business department
  • It is standardized and structured similarly (correct)

    • What is the primary benefit of a data warehouse?

  • Increased data storage capacity
  • Enhanced business decision making through better data analysis (correct)
  • Faster data processing for operational systems
  • Improved data security

    • What is a data mart?

    <p>A smaller, specialized database for a specific business problem</p> Signup and view all the answers

    What is the ETL process used for in a data warehouse?

    <p>To extract, transform, and load data from operational databases</p> Signup and view all the answers

    What is a benefit of using a data warehouse for business analysis?

    <p>The ability to analyze data over multiple time periods</p> Signup and view all the answers

    What is a critical first step in creating a database?

    <p>Designing the database</p> Signup and view all the answers

    What is the term referred to as massively large data sets that conventional data processing technologies cannot analyze?

    <p>Big Data</p> Signup and view all the answers

    Which of the following is an example of a PC DBMS?

    <p>Microsoft Access</p> Signup and view all the answers

    What is the purpose of identifying the goal of how the data will be used when designing a database?

    <p>To identify the data needed to accomplish the goal</p> Signup and view all the answers

    What is the primary purpose of a database management system?

    <p>To store and retrieve data efficiently</p> Signup and view all the answers

    What is the process of organizing data into tables and fields called?

    <p>Database design</p> Signup and view all the answers

    What is a data mart?

    <p>A subset of an enterprise data warehouse</p> Signup and view all the answers

    How do data marts accelerate business processes?

    <p>By allowing quick access to relevant information aligned with a specific business unit</p> Signup and view all the answers

    Why are data marts considered cost-effective?

    <p>Because they contain data applicable to a certain business area</p> Signup and view all the answers

    What is the purpose of a subject-oriented database?

    <p>To align data with a specific business unit</p> Signup and view all the answers

    How do analytics support decision-making in business?

    <p>By generating insights through pattern identification and data analysis</p> Signup and view all the answers

    What is the primary goal of developing business data?

    <p>To generate actionable insights for strategic decision-making</p> Signup and view all the answers

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