Features of Big Data and Structured Data Technology Quiz
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Features of Big Data and Structured Data Technology Quiz

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@CatchyHonor

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Questions and Answers

What is the primary goal of data integration?

  • To reduce the cost of data management
  • To provide users with consistent access and delivery of data across a spectrum of subjects and data structure types (correct)
  • To automate the data integration process using middleware
  • To combine data from a single source into a coherent data store

    • Which data integration approach requires the least amount of technical knowledge and maintenance?

  • Manual data integration
  • Common data storage (data warehouse)
  • Uniform data access (correct)
  • Application-based integration

    • Which data integration approach has the disadvantage of "Middleware needs to be deployed and maintained"?

  • Middleware data integration (correct)
  • Uniform data access
  • Application-based integration
  • Manual data integration

    • What is the main advantage of common data storage (data warehouse) over uniform data access?

    <p>Increased data version management control</p> Signup and view all the answers

    Which data integration approach has the disadvantage of "Time consuming" and "Data must be handled at each stage"?

    <p>Manual data integration</p> Signup and view all the answers

    Which data integration approach has the advantage of being "Conducted automatically and the same way each time"?

    <p>Middleware data integration</p> Signup and view all the answers

    Which of the following is NOT a feature of big data?

    <p>Rigidity</p> Signup and view all the answers

    Which of the following statements about structured data is INCORRECT?

    <p>It is more flexible than unstructured data.</p> Signup and view all the answers

    What is a characteristic of unstructured data?

    <p>It is not organised according to a present data model or scheme.</p> Signup and view all the answers

    What percentage of data generated and collected by organisations is unstructured?

    <p>80-90%</p> Signup and view all the answers

    What is a characteristic of semi-structured data?

    <p>It is easier to parse and analyse than unstructured data.</p> Signup and view all the answers

    Which of the following is a method used for analysing unstructured data?

    <p>Natural language processing</p> Signup and view all the answers

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