Online Access Free Oracle.1z0-071.v2025-01-23.q137 Practice Test (Page 29)

1z0-071 Exam Question 136

View the Exhibit and examine the structure of the ORDERS table.

Which UPDATE statement is valid?

A.UPDATE ordersSET order_date = '12-mar-2007',order_total = NULLWHERE order_id = 2455;

B.UPDATE ordersSET order_date = TO_DATE('12-mar-2007','dd-mon-yyyy'),SET order_total = TO_NUMBER (NULL)WHERE order_id = 2455;

C.UPDATE ordersSET order_date = '12-mar-2007',AND order_total = TO_NUMBER(NULL)WHERE order_id = 2455;

D.UPDATE ordersSET order_date = '12-mar-2007',order_total IS NULLWHERE order_id = 2455;

1z0-071 Exam Question 137

Examine the commands used to create DEPARTMENT_DETAILS and COURSE_DETAILS:

You want to generate a report that shows all course IDs irrespective of whether they have corresponding department IDs or not but no department IDs if they do not have any courses.
Which SQL statement must you use?

A.SELECT c.course_id, d.department_id FROM course_details c RIGHT OUTER JOIN department_details d ON (c.depatrment_id=d.department_id)

B.SELECT c.course_id, d.department_id FROM course_details c FULL OUTER JOIN department_details d ON (c.department_id<>d. department_id)

C.SELECT c.course_id, d.department_id FROM course_details c FULL OUTER JOIN department_details d ON (c.department_id=d. department_id)

D.SELECT course_id, department_id, FROM department_details d RIGHT OUTER JOIN course_details c USING (department_id)

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1z0-071 Exam Question 136

1z0-071 Exam Question 137

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