Introduction to Database System Which of the following indicates the maximum number of entities that can be involved in a relationship? ERD Minimum cardinality Maximum cardinality Greater Entity Count (GEC) ERD Minimum cardinality Maximum cardinality Greater Entity Count (GEC) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A recursive relationship is a relationship between an entity and ________ . an archetype entity itself a subtype entity an instance entity an archetype entity itself a subtype entity an instance entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a database administrator's function? All of the listed here backing up the database performance monitoring database design All of the listed here backing up the database performance monitoring database design ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The main idea behind computer files is that it is convenient to store information together arrange them access them create them store information together arrange them access them create them ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In the relational model, relationships between relations or tables are created by using: candidate keys. foreign keys. determinants. composite keys. candidate keys. foreign keys. determinants. composite keys. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is in Boyce-Codd Normal Form (BCNF) if every determinant is a composite key. True False True False ANSWER DOWNLOAD EXAMIANS APP