ocp题库怎么背：11g-051-V9.02-第193题，完整题库请点击这里联系老师咨询了解

193.Examine the structure of the EMPLOYEES table:

Which UPDATE statement is valid?

A.UPDATE employees SET first_name = ‘John’ SET last_name = ‘Smith’ WHERE employee_id = 180;

B.UPDATE employees SET first_name = ‘John’,SET last_name = ‘Smoth’ WHERE employee_id = 180;

C.UPDATE employee SET first_name = ‘John’ AND last_name = ‘Smith’ WHERE employee_id = 180;

D.UPDATE employee SET first_name = ‘John’, last_name = ‘Smith’ WHERE employee_id = 180;

Answer: D