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 One solution to the multivalued dependency constraint problem is to: create a new theme. add a composite key. change the theme. split the relation into two relations, each with a single theme. create a new theme. add a composite key. change the theme. split the relation into two relations, each with a single theme. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM? R:base DB2 dBase-II IDMS R:base DB2 dBase-II IDMS ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary doesn't provide information about: It allows a many-to-many relationship It will be the dominant data base of the future the size of the disk storage device It is conceptually simple where data is located It allows a many-to-many relationship It will be the dominant data base of the future the size of the disk storage device It is conceptually simple where data is located ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Helping people keep track of things is the purpose of a(n) ________ . database instance relationship table database instance relationship table ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When using a database management system, the first thing that you must do is to create a database file activate file editor keep a floppy disk in readiness load the software into your micro¬computer create a database file activate file editor keep a floppy disk in readiness load the software into your micro¬computer ANSWER DOWNLOAD EXAMIANS APP
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