Introduction to SQL Which command undo all the updates performed by the SQL in the transaction? ROLLBACK DELETE TRUNCATE COMMIT ROLLBACK DELETE TRUNCATE COMMIT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL When three or more AND and OR conditions are combined, it is easier to use the SQL keyword(s): IN only. NOT IN only. LIKE only. Both IN and NOT IN. IN only. NOT IN only. LIKE only. Both IN and NOT IN. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The HAVING clause acts like a WHERE clause, but it identifies groups that meet a criterion, rather than rows. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL can be used to: modify database data only. create database structures only. query database data only. All of these modify database data only. create database structures only. query database data only. All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL WHERE clause: Both A and B are correct. Neither A nor B are correct. limits the row data are returned. limits the column data that are returned. Both A and B are correct. Neither A nor B are correct. limits the row data are returned. limits the column data that are returned. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The ADD command is used to enter one row of data or to add multiple rows as a result of a query. True False True False ANSWER DOWNLOAD EXAMIANS APP