Database Systems Quiz

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Questions and Answers

Which of the following best defines a database management system (DBMS)?

  • A system that manages databases and their associated software (correct)
  • A collection of related data with implicit meaning
  • A system that records data and has interaction with events in the real world
  • A software that represents some aspect of the real world

Which of the following is NOT an advantage of using the DBMS approach?

  • Improved data sharing and accessibility
  • Enhanced data security
  • Increased data redundancy (correct)
  • Improved data consistency and integrity

Which of the following is true about a database?

  • It is logically incoherent
  • It has no interaction with events in the real world
  • It represents some aspect of the real world (correct)
  • It is a collection of unrelated data

What is the main purpose of a database management system (DBMS)?

<p>To record and manage data (D)</p> Signup and view all the answers

When should a DBMS not be used?

<p>When data sharing is not required (B)</p> Signup and view all the answers

What are the qualities of the database approach?

<p>Coherence and implicit meaning (B)</p> Signup and view all the answers

What is a database management system (DBMS)?

<p>A system that manages databases (B)</p> Signup and view all the answers

Who are the actors on the scene in a database management system (DBMS)?

<p>All of the above (D)</p> Signup and view all the answers

What is the main purpose of a database management system (DBMS)?

<p>To manage databases (A)</p> Signup and view all the answers

What is the essential property of a database?

<p>Interaction with the real world (D)</p> Signup and view all the answers

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