1. | A Relation is a |
Answer: (b).Subset of a Cartesian product of a list of domains
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2. | In mathematical term Table is referred as |
Answer: (a).Relation
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3. | In mathematical term Row is referred as |
Answer: (c).Tuple
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4. | _______ allow us to identify uniquely a tuple in the relation. |
Answer: (a).Superkey
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5. | Minimal Superkeys are called |
Answer: (b).Candidate keys
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6. | Who proposed the relational model? |
Answer: (b).E.F. Codd
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7. | Data Manipulation Language (DML) is not to |
Answer: (a).Create information table in the Database
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8. | Which of the following in true regarding Referential Integrity? |
Answer: (c).Every foreign-key value must match a primary-key value in an associated table
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9. | How many types of keys in Database Design? |
Answer: (d).All of these
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10. | The minimal set of super key is called |
Answer: (c).Candidate key
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