Introduction to Database System Which command(s) is(are) used to enable/disable/drop an integrity constraint in SQL? ALTER TABLE DEFINE TABLE MODIFY TABLE All of the listed here ALTER TABLE DEFINE TABLE MODIFY TABLE All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is true of a network structure? It will be the dominant data base of the future It allows a many-to-many relationship It is a physical representation of the data It is conceptually simple It will be the dominant data base of the future It allows a many-to-many relationship It is a physical representation of the data It is conceptually simple ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is a two-dimensional table. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute describes the entity's characteristics. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Periodically adding, changing and deleting file records is called file renewing restructuring upgrading Updating renewing restructuring upgrading Updating ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to enable/disable all triggers on a table? ALTER TABLE MODIFY TRIGGERS IN TABLE All of the listed here ALTER TRIGGERS ALTER TABLE MODIFY TRIGGERS IN TABLE All of the listed here ALTER TRIGGERS ANSWER DOWNLOAD EXAMIANS APP