Introduction to Database System Which of the following is a database administrator's function? backing up the database All of the listed here database design performance monitoring backing up the database All of the listed here database design performance monitoring ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System For some relations, changing the data can have undesirable consequences called: transitive dependencies. referential integrity constraints. modification anomalies. normal forms. transitive dependencies. referential integrity constraints. modification anomalies. normal forms. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data items grouped together for storage purposes are called a None of these record string title list None of these record string title list 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
Introduction to Database System Which command(s) is(are) used to redefine a column of the table in SQL ? all of the listed here MODIFY TABLE ALTER TABLE DEFINE TABLE all of the listed here MODIFY TABLE ALTER TABLE DEFINE TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An on-line commercial site such as Amazon.com is an example of a(n) ________ . single-user database application e-commerce database application data mining database application multiuser database application single-user database application e-commerce database application data mining database application multiuser database application ANSWER DOWNLOAD EXAMIANS APP