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Questions and Answers
What is a logically coherent collection of data with some inherent meaning, representing some aspect of the real world and being designed, built, and populated with data for a specific purpose?
Which of the following is never used as a data model?
What is a relation name, together with the attributes of that relation?
What is a notation for describing the structure of the data in a database, along with the constraints on that data?
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Choose the most correct statement.
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Study Notes
Database Fundamentals
- A logically coherent collection of data with inherent meaning, representing some aspect of the real world, is a database.
- It is designed, built, and populated with data for a specific purpose.
Data Modeling
- Hierarchical data model is never used as a data model.
- A relation schema consists of a relation name, together with the attributes of that relation.
Database Design
- A database schema is a notation for describing the structure of the data in a database, along with the constraints on that data.
- The most correct statement is that a database schema is used to design and organize a database.
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Description
Test your knowledge of databases with this quiz! Answer questions about database concepts, including database instance, schema, DBMS, and more.
