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Mohamad Eskandarane Questions
11022 Questions
If no multivalued attributes exist in a relation, then the relation is in what normal form?
Database
2022-07-14
Answers
30
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40
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1
571
When mapping a supertype/subtype relationship which of the following is true?
Database
2022-07-14
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30
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555
When mapping a ternary relationship with an associative entity into a relation which of the following is true?
Database
2022-07-14
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30
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40
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544
When mapping a many-to-many unary relationship into a relation which of the following is true?
Database
2022-07-14
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30
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40
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567
When mapping a binary many-to-many relationship into a relation which of the following is true?
Database
2022-07-14
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30
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581
When mapping a regular entity into a relation which of the following is true?
Database
2022-07-14
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30
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40
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574
When mapping a multivalued attribute into a relation which of the following is true?
Database
2022-07-14
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30
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40
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549
The entity integrity rule states that:
Database
2022-07-14
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30
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40
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552
A relation has which of the following properties?
Database
2022-07-14
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523
Relations are:
Database
2022-07-14
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523
A foreign key is which of the following?
Database
2022-07-14
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30
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537
A primary key is which of the following?
Database
2022-07-14
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30
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40
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513
The relational model consists of:
Database
2022-07-14
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30
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40
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487
Total:
11022
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