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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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583
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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562
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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554
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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577
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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588
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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585
When mapping a multivalued attribute into a relation which of the following is true?
Database
2022-07-14
Answers
30
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40
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559
The entity integrity rule states that:
Database
2022-07-14
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30
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566
A relation has which of the following properties?
Database
2022-07-14
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30
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531
Relations are:
Database
2022-07-14
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530
A foreign key is which of the following?
Database
2022-07-14
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546
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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524
The relational model consists of:
Database
2022-07-14
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30
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40
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495
Total:
11022
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