Introduction to SQL Which SQL statement is used to update data in a database? SAVE SAVE AS MODIFY UPDATE SAVE SAVE AS MODIFY UPDATE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL keyword BETWEEN is used: as a wildcard. for ranges. None of these to limit the columns displayed. as a wildcard. for ranges. None of these to limit the columns displayed. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL 'AS' clause is used in SQL for Selection operation. Projection operation. Rename operation. Join operation. Selection operation. Projection operation. Rename operation. Join operation. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The rows of the result relation produced by a SELECT statement can be sorted, but only by one column. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is illegal? SELECT SYSDATE - (SYSDATE + 2) FROM DUAL; None of these SELECT SYSDATE - (SYSDATE - 2) FROM DUAL; SELECT SYSDATE - SYSDATE FROM DUAL; SELECT SYSDATE - (SYSDATE + 2) FROM DUAL; None of these SELECT SYSDATE - (SYSDATE - 2) FROM DUAL; SELECT SYSDATE - SYSDATE FROM DUAL; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the SQL statements is correct? None of these SELECT Username, Password WHERE Username = 'user1' SELECT Username AND Password FROM Users SELECT Username, Password FROM Users None of these SELECT Username, Password WHERE Username = 'user1' SELECT Username AND Password FROM Users SELECT Username, Password FROM Users ANSWER DOWNLOAD EXAMIANS APP