Introduction to SQL Most companies keep at least two versions of any database they are using. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following SQL commands is used to retrieve data? JOIN DELETE SELECT INSERT JOIN DELETE SELECT INSERT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL To remove duplicate rows from the results of an SQL SELECT statement, the ________ qualifier specified must be included. ONLY UNIQUE SINGLE DISTINCT ONLY UNIQUE SINGLE DISTINCT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL keyword GROUP BY instructs the DBMS to group together those rows that have the same value in a column. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL ________ was adopted as a national standard by ANSI in 1992. SQL DBase Microsoft Access Oracle SQL DBase Microsoft Access Oracle ANSWER DOWNLOAD EXAMIANS APP