Introduction to Database System Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM? dBase-II R:base DB2 IDMS dBase-II R:base DB2 IDMS ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command(s) is(are) used to redefine a column of the table in SQL ? DEFINE TABLE ALTER TABLE MODIFY TABLE all of the listed here DEFINE TABLE ALTER TABLE MODIFY TABLE all of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entities of a given type are grouped into a(n): attribute. entity class. ER database. attribute. entity class. ER database. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An ID-dependent entity is an entity whose identifier is a composite identifier where no portion of the composite identifier is an identifier of another entity. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The primary key is selected from the: determinants. candidate keys. foreign keys. composite keys. determinants. candidate keys. foreign keys. composite keys. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to enable/disable all triggers on a table? All of the listed here ALTER TRIGGERS MODIFY TRIGGERS IN TABLE ALTER TABLE All of the listed here ALTER TRIGGERS MODIFY TRIGGERS IN TABLE ALTER TABLE ANSWER DOWNLOAD EXAMIANS APP
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