Introduction to Database System An entity class is a collection of entities and is described by the structure of the entities in that class. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database management system can do more than a record management system Both of the listed here None of the listed here allows simultaneous access to multiple files can do more than a record management system Both of the listed here None of the listed here allows simultaneous access to multiple files ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data items grouped together for storage purposes are called a None of these string record title list None of these string record title list ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary doesn't provide information about: It is conceptually simple where data is located It allows a many-to-many relationship the size of the disk storage device It will be the dominant data base of the future It is conceptually simple where data is located It allows a many-to-many relationship the size of the disk storage device It will be the dominant data base of the future 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? 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 An on-line commercial site such as Amazon.com is an example of a(n) ________ . multiuser database application data mining database application single-user database application e-commerce database application multiuser database application data mining database application single-user database application e-commerce database application ANSWER DOWNLOAD EXAMIANS APP