Database Anomalies
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Questions and Answers

What is an anomaly in the context of databases?

  • An expected occurrence in a well-organized database
  • A duplication or redundancy in the data
  • A regularity or normal state
  • A problem caused by poor database planning and design (correct)

    • Why are anomalies considered critical in databases?

  • They have a huge impact on small databases
  • They affect the end user experience (correct)
  • They lead to increased data redundancy
  • They result in the efficient storage of data

    • What is an insert anomaly in the context of databases?

  • When attributes can be entered independently
  • When data is entered without any issues
  • When data is stored in multiple tables instead of one
  • When certain data cannot be entered without entering unwanted data (correct)

    • What is the possible cause of an insert anomaly?

    <p>Poor design decision of storing data in just one table</p> Signup and view all the answers

    How does an insert anomaly manifest in database entry?

    <p>Unwanted data is entered along with required data</p> Signup and view all the answers

    What can occur due to poor planning and designing of databases?

    <p>The occurrence of anomalies</p> Signup and view all the answers

    How do anomalies impact databases with large data sizes?

    <p>They result in serious performance issues</p> Signup and view all the answers

    Why is it problematic to create a single table instead of multiple tables in a database?

    <p>It causes the occurrence of anomalies like insert anomalies</p> Signup and view all the answers

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