Introduction to Database System Which command(s) is(are) used to enable/disable/drop an integrity constraint in SQL? ALTER TABLE All of the listed here MODIFY TABLE DEFINE TABLE ALTER TABLE All of the listed here MODIFY TABLE DEFINE TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the columns are sometimes called "attributes". True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A compound key is a combination of each unique key None of these is made up a several pieces of information uniquely identifies an item in a list both (a) and (b) is a combination of each unique key None of these is made up a several pieces of information uniquely identifies an item in a list both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The database administration function includes None of these computer operations management application programming database access planning All of these None of these computer operations management application programming database access planning All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Composite identifiers consist of two or more attributes. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An indexing operation sorts a file using a single key None of the listed here sorts file using two keys establishes an index for a file sorts a file using a single key None of the listed here sorts file using two keys establishes an index for a file ANSWER DOWNLOAD EXAMIANS APP
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