Free Access Oracle.1z0-071.v2022-09-21.q298 Practice Test (Page 48)

Question 231

Which is the default column or columns for sorting output from compound queries using SET operators such as INTERSECT in a SQL statement?

A.The first VARCHAR2 column in the first SELECT of the compound query

B.The first column in the first SELECT of the compound query

C.The first NUMBER column in the first SELECT of the compound query

D.The first NUMBER or VARCHAR2 column in the last SELECTof the compound query

E.The first column in the last SELECT of the compound query

Question 232

View the Exhibit and examine the structure of the ORDER_ITEMS table. (Choose the best answer.)

You must select the ORDER_ID of the order that has the highest total value among all the orders in the ORDER_ITEMS table.
Which query would produce the desired result?

A.SELECT order_idFROM order_itemsWHERE(unit_price*quantity)
MAX(unit_price*quantity)GROUP BY order_id);

B.SELECT order_idFROM order_itemsWHERE(unit_price*quantity) = (SELECT MAX (SUM(unit_price*quantity)FROM order_items) GROUP BY order_id);

C.SELECT order_idFROM order_itemsGROUP BY order_idHAVING
SUM(unit_price*quantity) = (SELECT MAX (SUM(unit_price*quantity))FROM order_items GROUP BY order_id);

D.SELECT order_idFROM order_itemsWHERE (unit_price*quantity) = (SELECT MAX(unit_price*quantity)FROM order_itemsGROUP BY order_id)

Question 233

Which three actions can you perform only with system privileges? (Choose three.)

A.Truncate a table in another schema.

B.Access flat files via a database, which are stored in an operating system directory.

C.Use the WITH GRANT OPTIONclause.

D.Execute a procedure in another schema.

E.Log in to a database.

F.Query any table in a database.

Question 234

View the Exhibit and examine the details of the PRODUCT_INFORMATION table. (Choose two.) Evaluate this SQL statement:
SELECT TO_CHAR (list_price, '$9,999')
From product_information;
Which two statements are true regarding the output?

A.A row whose LIST_PRICE column contains value 1123.90 would be displayed as
$1,123.

B.A row whose LIST_PRICE column contains value 11235.90 would be displayed as
$1,123.

C.A row whose LIST_PRICE column contains value 11235.90 would be displayed as
#######.

D.A row whose LIST_PRICE column contains value 1123.90 would be displayed as
$1,124.

Question 235

Examine the structure of the EMPLOYEEStable.

There is a parent/child relationship between EMPLOYEE_IDand MANAGER_ID.
You want to display the last names and manager IDs of employees who work for the same manager as the employee whose EMPLOYEE_IDis 123.
Which query provides the correct output?

A.SELECT e.last_name, e.manager_id
FROM employees e RIGHT OUTER JOIN employees m
on (e.employee_id = m.employee_id)
WHERE e.employee_id = 123;

B.SELECT m.last_name, e.manager_id
FROM employees e LEFT OUTER JOIN employees m
on (e.manager_id = m.manager_id)
WHERE e.employee_id = 123;

C.SELECT e.last_name, m.manager_id
FROM employees e RIGHT OUTER JOIN employees m
on (e.manager_id = m.employee_id)
AND e.employee_id = 123;

D.SELECT e.last_name, m.manager_id
FROM employees e LEFT OUTER JOIN employees m
on (e.employee_id = m.manager_id)
WHERE e.employee_id = 123;

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Question 231

Question 232

Question 233

Question 234

Question 235

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