Introduction to SQL Which of the following is illegal? SELECT SYSDATE - (SYSDATE - 2) FROM DUAL; SELECT SYSDATE - (SYSDATE + 2) FROM DUAL; None of these SELECT SYSDATE - SYSDATE FROM DUAL; SELECT SYSDATE - (SYSDATE - 2) FROM DUAL; SELECT SYSDATE - (SYSDATE + 2) FROM DUAL; None of these SELECT SYSDATE - SYSDATE FROM DUAL; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL statement is used to delete data FROM a database? COLLAPSE DELETE ALTER REMOVE COLLAPSE DELETE ALTER REMOVE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The result of a SQL SELECT statement is a(n) ________ . table form file report table form file report 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
Introduction to SQL Which operator performs pattern matching? None of these LIKE operator EXISTS operator BETWEEN operator None of these LIKE operator EXISTS operator BETWEEN operator ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL keyword is used to sort the result-set? SORT SORT BY ORDER BY ORDER SORT SORT BY ORDER BY ORDER ANSWER DOWNLOAD EXAMIANS APP
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