Introduction to SQL Which of the following SQL commands is used to retrieve data? DELETE INSERT SELECT JOIN DELETE INSERT SELECT JOIN ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SELECT DISTINCT is used if a user wishes to see duplicate columns in a query. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which command undo all the updates performed by the SQL in the transaction? DELETE TRUNCATE ROLLBACK COMMIT DELETE TRUNCATE ROLLBACK COMMIT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL statement is used to update data in a database? SAVE SAVE AS UPDATE MODIFY SAVE SAVE AS UPDATE MODIFY ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is the correct order of keywords for SQL SELECT statements? WHERE, FROM,SELECT FROM, WHERE, SELECT SELECT,WHERE,FROM SELECT, FROM, WHERE WHERE, FROM,SELECT FROM, WHERE, SELECT SELECT,WHERE,FROM SELECT, FROM, WHERE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The wildcard asterisk (*) is the SQL-92 standard for indicating "any sequence of characters." False True False True ANSWER DOWNLOAD EXAMIANS APP