Examine the structure of the EMPLOYEES table: EMPLOYEE_ID NUMBER Primary Key FIRST_NAME VARCHAR2(25) LAST_NAME VARCHAR2(25) Which three statements inserts a row into the table? （）

A . INSERT INTO employees VALUES (NULL, 'JOHN','Smith'); B . INSERT INTO employees( first_name, last_name) VALUES ('JOHN','Smith'); C . INSERT INTO employees VALUES ('1000','JOHN','NULL'); D . INSERT INTO employees(first_name,last_name, employee_id) VALUES ('1000, 'john','Smith'); E . INSERT INTO employees (employee_id) VALUES (1000); F . INSERT INTO employees (employee_id, first_name, last_name) VALUES ( 1000, 'john',")

时间：2022-09-21 16:58:04 所属题库：1Z0-007题库

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