Introduction to SQL Which of the following SQL commands can be used to add data to a database table? INSERT ADD APPEND UPDATE INSERT ADD APPEND UPDATE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL keyword is used to sort the result-set? ORDER SORT BY ORDER BY SORT ORDER SORT BY ORDER BY SORT 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 SINGLE DISTINCT UNIQUE ONLY SINGLE DISTINCT UNIQUE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What operator tests column for the absence of data? NOT operator None of these EXISTS operator IS NULL operator NOT operator None of these EXISTS operator IS NULL operator ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL statement that queries or reads data from a table is ________ . None of these SELECT READ QUERY None of these SELECT READ QUERY ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SELECT DISTINCT is used if a user wishes to see duplicate columns in a query. True False True False ANSWER DOWNLOAD EXAMIANS APP