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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
662
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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628
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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619
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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643
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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40
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660
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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651
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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632
The entity integrity rule states that:
Database
2022-07-14
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30
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40
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626
A relation has which of the following properties?
Database
2022-07-14
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30
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596
Relations are:
Database
2022-07-14
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584
A foreign key is which of the following?
Database
2022-07-14
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30
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610
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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603
The relational model consists of:
Database
2022-07-14
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30
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40
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564
Total:
11022
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