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Questions and Answers
Which of the following best describes an entity in a database?
Which of the following best describes an entity in a database?
- Something of importance to the user that needs to be represented (correct)
- A two-dimensional table consisting of rows and columns
- Data that pertain to some entity or a portion of some entity
- Data that represent an attribute of the entity
What is a relation in a database?
What is a relation in a database?
- Something of importance to the user that needs to be represented
- Data that pertain to some entity or a portion of some entity
- Data that represent an attribute of the entity
- A two-dimensional table consisting of rows and columns (correct)
What does each row of a table in a database hold?
What does each row of a table in a database hold?
- Something of importance to the user that needs to be represented
- A single value
- Data that represent an attribute of the entity
- Data that pertain to some entity or a portion of some entity (correct)
What does each column of a table in a database contain?
What does each column of a table in a database contain?
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What is a characteristic of the cells in a table in a database?
What is a characteristic of the cells in a table in a database?
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