Introduction to Database System Which type of entity represents an actual occurrence of an associated generalized entity? Instance entity Archetype entity Subtype entity Supertype entity Instance entity Archetype entity Subtype entity Supertype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A recursive relationship is a relationship between an entity and ________ . an archetype entity itself an instance entity a subtype entity an archetype entity itself an instance entity a subtype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following indicates the minimum number of entities that must be involved in a relationship? Maximum cardinality Minimum cardinality Greater Entity Count (GEC) ERD Maximum cardinality Minimum cardinality Greater Entity Count (GEC) ERD ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following refers to something that can be identified in the user's work environment, something that the users want to track? Relationship Attribute Identifier Entity Relationship Attribute Identifier Entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following is a single-entity instance of one type related to many entity instances of another type? Many-to-Many Relationship One-to-One Relationship Composite Relationship One-to-Many Relationship Many-to-Many Relationship One-to-One Relationship Composite Relationship One-to-Many Relationship ANSWER DOWNLOAD EXAMIANS APP