Introduction to Database System Properties that describe the characteristics of entities are called: identifiers. entities. attributes. relationships. identifiers. entities. attributes. relationships. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Composite identifiers consist of two or more attributes. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type may be related to more than one record of another record type. Many-to-one relationship Many-to many relationship One-to-many relationship One-to-one relationship Many-to-one relationship Many-to many relationship One-to-many relationship One-to-one relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One of the reasons why OODBMSs have not been widely used for business information systems is that OOP is obsolete. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Keys made up of two or more attributes are called composite keys. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If attribute A determines both attributes B and C, then it is also true that: (B,C) → C → A → B → (B,C) → C → A → B → ANSWER DOWNLOAD EXAMIANS APP