Exhibit https://assets.asklib.com/images/image2/2018080117124690470.jpg The COMMISSION column shows the monthly commission earned by the employee. Which two tasks would require subqueries or joins in order to be performed in a single step? ()

A . listing the employees who earn the same amount of commission as employee 3 B . finding the total commission earned by the employees in department 10 C . finding the number of employees who earn a commission that is higher than the average commission of the company D . listing the departments whose average commission is more that 600 E . listing the employees who do not earn commission and who are working for department 20 in descending order of the employee ID F . listing the employees whose annual commission is more than 6000

时间:2022-10-03 05:34:26 所属题库:1Z0-007题库

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