Introduction to SQL Which SQL statement is used to update data in a database? SAVE AS UPDATE MODIFY SAVE SAVE AS UPDATE MODIFY SAVE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL statement is used to delete data FROM a database? REMOVE COLLAPSE DELETE ALTER REMOVE COLLAPSE DELETE ALTER ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL statement that queries or reads data from a table is ________ . QUERY None of these READ SELECT QUERY None of these READ SELECT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL WHERE clause: limits the row data are returned. Neither A nor B are correct. Both A and B are correct. limits the column data that are returned. limits the row data are returned. Neither A nor B are correct. Both A and B are correct. limits the column data that are returned. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SELECT statement SELECT 'Hi' FROM DUAL WHERE NULL = NULL; Outputs TRUE Nothing FLASE Hi TRUE Nothing FLASE Hi ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL statementSELECT SUBSTR('abcdefghij', INSTR('123321234', '2', 3, 2), 2) FROM DUAL;prints ab 23 gh bc ab 23 gh bc ANSWER DOWNLOAD EXAMIANS APP