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Questions and Answers
Which of the following best defines a database management system (DBMS)?
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?
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?
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)?
What is the main purpose of a database management system (DBMS)?
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When should a DBMS not be used?
When should a DBMS not be used?
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What are the qualities of the database approach?
What are the qualities of the database approach?
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What is a database management system (DBMS)?
What is a database management system (DBMS)?
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Who are the actors on the scene in a database management system (DBMS)?
Who are the actors on the scene in a database management system (DBMS)?
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What is the main purpose of a database management system (DBMS)?
What is the main purpose of a database management system (DBMS)?
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What is the essential property of a database?
What is the essential property of a database?
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