Introduction to Database System The primary key is selected from the: candidate keys. composite keys. foreign keys. determinants. candidate keys. composite keys. foreign keys. determinants. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a group of one or more attributes that uniquely identifies a row? Determinant Key Relation Tuple Determinant Key Relation Tuple ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When the values in one or more attributes being used as a foreign key must exist in another set of one or more attributes in another table, we have created a(n): transitive dependency. insertion anomaly. normal form. referential integrity constraint. transitive dependency. insertion anomaly. normal form. referential integrity constraint. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is considered a: three-dimensional table. one-dimensional table. Column. two-dimensional table. three-dimensional table. one-dimensional table. Column. two-dimensional table. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In the relational model, relationships between relations or tables are created by using: candidate keys. determinants. composite keys. foreign keys. candidate keys. determinants. composite keys. foreign keys. ANSWER DOWNLOAD EXAMIANS APP
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