Logical Database Design If no multivalued attributes exist in a relation, then the relation is in what normal form? Second normal form Third normal form First normal form Fourth normal form Second normal form Third normal form First normal form Fourth normal form ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design A primary key is which of the following? An attribute that uniquely identifies each column Any attribute A derived attribute An attribute that uniquely identifies each row An attribute that uniquely identifies each column Any attribute A derived attribute An attribute that uniquely identifies each row ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design Relations are: four-dimensional tables. five-dimensional tables. three-dimensional tables. two-dimensional tables. four-dimensional tables. five-dimensional tables. three-dimensional tables. two-dimensional tables. ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design When mapping a multivalued attribute into a relation which of the following is true? Four relations are created. Three relations are created. One relation is created. Two relations are created. Four relations are created. Three relations are created. One relation is created. Two relations are created. ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design The relational model consists of: data in the form of tables. data redundancy. operations using non-SQL languages. unorganized data. data in the form of tables. data redundancy. operations using non-SQL languages. unorganized data. ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design A transitive dependency is which of the following? A functional dependency between two or more key attributes. A functional dependency between two or more nonkey attributes. A relation that is in second normal form. A relation that is in first normal form. A functional dependency between two or more key attributes. A functional dependency between two or more nonkey attributes. A relation that is in second normal form. A relation that is in first normal form. ANSWER DOWNLOAD EXAMIANS APP
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