Introduction to Database System Which of the following products implemented the CODASYL DBTG model? DB2 dBase-II IDMS R:base DB2 dBase-II IDMS R:base ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the rows are sometimes called "records". False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Because it contains a description of its own structure, a database is considered to be ________ . described metadata compatible an application program self-describing described metadata compatible an application program self-describing ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A recursive relationship is a relationship between an entity and ________ . an archetype entity an instance entity itself a subtype entity an archetype entity an instance entity itself a subtype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When using a database management system, the first thing that you must do is to activate file editor create a database file keep a floppy disk in readiness load the software into your micro¬computer activate file editor create a database file keep a floppy disk in readiness load the software into your micro¬computer ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following indicates the maximum number of entities that can be involved in a relationship? ERD Minimum cardinality Greater Entity Count (GEC) Maximum cardinality ERD Minimum cardinality Greater Entity Count (GEC) Maximum cardinality ANSWER DOWNLOAD EXAMIANS APP
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