Introduction to SQL The rows of the result relation produced by a SELECT statement can be sorted, but only by one column. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL statement is used to delete data FROM a database? ALTER DELETE REMOVE COLLAPSE ALTER DELETE REMOVE COLLAPSE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is a valid SQL type? NUMERIC CHARACTER All of these FLOAT NUMERIC CHARACTER All of these FLOAT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL statement is used to update data in a database? SAVE UPDATE SAVE AS MODIFY SAVE UPDATE SAVE AS MODIFY ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find all the cities whose humidity is 89 SELECT city FROM weather WHERE humidity = 89; SELECT humidity = 89 FROM weather; SELECT city FROM weather; SELECT city WHERE humidity = 89; SELECT city FROM weather WHERE humidity = 89; SELECT humidity = 89 FROM weather; SELECT city FROM weather; SELECT city WHERE humidity = 89; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is illegal? 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; SELECT SYSDATE - (SYSDATE - 2) FROM DUAL; None of these SELECT SYSDATE - (SYSDATE + 2) FROM DUAL; ANSWER DOWNLOAD EXAMIANS APP
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