Introduction to Database System Which type of entity represents an actual occurrence of an associated generalized entity? Subtype entity Instance entity Archetype entity Supertype entity Subtype entity Instance entity Archetype entity Supertype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products implemented the CODASYL DBTG model? dBase-II DB2 R:base IDMS dBase-II DB2 R:base IDMS ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Queries to a database None of these can use aggregate functions like SUM and COUNT are written in English both (a) and (b) All of these None of these can use aggregate functions like SUM and COUNT are written in English both (a) and (b) All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Properties that describe the characteristics of entities are called: entities. identifiers. attributes. relationships. entities. identifiers. attributes. relationships. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data items grouped together for storage purposes are called a None of these title list record string None of these title list record string ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command(s) is(are) used to enable/disable/drop an integrity constraint in SQL? DEFINE TABLE All of the listed here ALTER TABLE MODIFY TABLE DEFINE TABLE All of the listed here ALTER TABLE MODIFY TABLE ANSWER DOWNLOAD EXAMIANS APP
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