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Questions and Answers
Which of the following best defines a database?
Which of the following best defines a database?
- A collection of unrelated data
- A random assortment of information
- A group of multimedia files
- A set of known facts with implicit meaning (correct)
What are traditional database applications primarily used for?
What are traditional database applications primarily used for?
- Storing images and video streams
- Recording known facts with implicit meaning
- Storing textual and numeric information (correct)
- Managing geographic information systems
What is a database often referred to as?
What is a database often referred to as?
- A miniworld or universe of discourse (correct)
- A brief history of database applications
- A set of workers behind the scene
- A random collection of data
What is the purpose of a database management system (DBMS)?
What is the purpose of a database management system (DBMS)?
When should a DBMS not be used?
When should a DBMS not be used?
Which step in the ER-to-Relational Mapping Algorithm involves mapping of regular entity types?
Which step in the ER-to-Relational Mapping Algorithm involves mapping of regular entity types?
Which step in the ER-to-Relational Mapping Algorithm involves mapping of weak entity types?
Which step in the ER-to-Relational Mapping Algorithm involves mapping of weak entity types?
Which step in the ER-to-Relational Mapping Algorithm involves mapping of binary 1:1 relation types?
Which step in the ER-to-Relational Mapping Algorithm involves mapping of binary 1:1 relation types?
Which step in the ER-to-Relational Mapping Algorithm involves mapping of binary 1:N relationship types?
Which step in the ER-to-Relational Mapping Algorithm involves mapping of binary 1:N relationship types?
Which step in the ER-to-Relational Mapping Algorithm involves mapping of binary M:N relationship types?
Which step in the ER-to-Relational Mapping Algorithm involves mapping of binary M:N relationship types?
Which step in the ER-to-Relational Mapping Algorithm involves mapping of multivalued attributes?
Which step in the ER-to-Relational Mapping Algorithm involves mapping of multivalued attributes?
What is the purpose of mapping regular entity types in the ER-to-Relational Mapping Algorithm?
What is the purpose of mapping regular entity types in the ER-to-Relational Mapping Algorithm?
Which step in the ER-to-Relational Mapping Algorithm involves mapping of N-ary relationship types?
Which step in the ER-to-Relational Mapping Algorithm involves mapping of N-ary relationship types?
What are the options for mapping specialization or generalization in the EER Model Constructs to Relations?
What are the options for mapping specialization or generalization in the EER Model Constructs to Relations?
What does the ER-to-Relational Mapping Algorithm involve?
What does the ER-to-Relational Mapping Algorithm involve?
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