Introduction to Database System Which of the following indicates the maximum number of entities that can be involved in a relationship? Maximum cardinality Greater Entity Count (GEC) ERD Minimum cardinality Maximum cardinality Greater Entity Count (GEC) ERD Minimum cardinality ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The way a particular application views the data from the data base that the application uses is a : schema subschema relational model module None of these schema subschema relational model module None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What name is given to the collection of facts, items of information or data which are related in some way? Information tree Information provider Database Directory information Information tree Information provider Database Directory information ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A command that lets you change one or more fields in a record is All of these Modify Look-up Insert None of these All of these Modify Look-up Insert None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following refers to an entity in which the identifier of one entity includes the identifier of another entity? Weak entity ID-dependent entity ID-independent entity Strong entity Weak entity ID-dependent entity ID-independent entity Strong entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following can many entity instances of one type be related to many entity instances of another type? Many-to-Many Relationship Composite Relationship One-to-One Relationship One-to-Many Relationship Many-to-Many Relationship Composite Relationship One-to-One Relationship One-to-Many Relationship ANSWER DOWNLOAD EXAMIANS APP