Introduction to SQL In SQL, which command(s) is(are) used to change a table's storage characteristics? CHANGE TABLE All of these ALTER TABLE MODIFY TABLE CHANGE TABLE All of these ALTER TABLE MODIFY TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find all the tuples having temperature greater than 'Paris'. SELECT * FROM weather WHERE temperature > (SELECT city FROM weather WHERE city = 'Paris') SELECT * FROM weather WHERE temperature > (SELECT temperature FROM weather WHERE city = 'Paris') SELECT * FROM weather WHERE temperature > 'Paris' temperature SELECT * FROM weather WHERE temperature > (SELECT * FROM weather WHERE city = 'Paris') SELECT * FROM weather WHERE temperature > (SELECT city FROM weather WHERE city = 'Paris') SELECT * FROM weather WHERE temperature > (SELECT temperature FROM weather WHERE city = 'Paris') SELECT * FROM weather WHERE temperature > 'Paris' temperature SELECT * FROM weather WHERE temperature > (SELECT * FROM weather WHERE city = 'Paris') ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL keyword GROUP BY instructs the DBMS to group together those rows that have the same value in a column. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL keyword is used to retrieve only unique values? DISTINCT UNIQUE DIFFERENT DISTINCTIVE DISTINCT UNIQUE DIFFERENT DISTINCTIVE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL statement is used to delete data FROM a database? REMOVE ALTER COLLAPSE DELETE REMOVE ALTER COLLAPSE DELETE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is the correct order of keywords for SQL SELECT statements? SELECT, FROM, WHERE FROM, WHERE, SELECT WHERE, FROM,SELECT SELECT,WHERE,FROM SELECT, FROM, WHERE FROM, WHERE, SELECT WHERE, FROM,SELECT SELECT,WHERE,FROM ANSWER DOWNLOAD EXAMIANS APP