Free Access Oracle.1z0-071.v2022-09-21.q298 Practice Test (Page 43)

Question 206

View the exhibit and examine the descriptions of the DEPT and LOCATIONS tables.
You want to update the CITY column of the DEPT table for all the rows with the corresponding value in the CITY column of the LOCATIONS table for each department.
Which SQL statement would you execute to accomplish the task?

A.UPDATE dept dSET city = (SELECT cityFROM locations lWHERE d.location_id = l.location_id);

B.UPDATE dept dSET city = (SELECT cityFROM locations l)WHERE d.location_id = l.location_id;

C.UPDATE dept dSET city = ANY (SELECT cityFROM locations l)

D.UPDATE dept dSET city = ALL (SELECT cityFROM locations lWHERE d.location_id = l.location_id);

Question 207

View the exhibit and examine the structure of ORDERSand CUSTOMERStables.

Which INSERT statement should be used to add a row into the ORDERStable for the customer whose CUST_LAST_NAMEis Robertsand CREDIT_LIMITis 600? Assume there exists only one row with CUST_LAST_NAME as Roberts and CREDIT_LIMIT as 600.

A.INSERT INTO orders (order_id, order_date, order_mode,
( SELECT customer_id
FROM customers
WHERE cust_last_name='Roberts' AND credit_limit=600), order_total)
VALUES (1,'10-mar-2007', 'direct', &&customer_id, 1000);

B.INSERT INTO orders
VALUES (1,'10-mar-2007', 'direct',
( SELECT customer_id
FROM customers
WHERE cust_last_name='Roberts' AND credit_limit=600), 1000);

C.INSERT INTO (SELECT o.order_id, o.order_date, o.order_mode, c.customer_id, o.order_total FROM orders o, customers c WHERE o.customer_id = c.customer_id AND c.cust_last_name='Roberts' AND c.credit_limit=600) VALUES (1,'10-mar-2007', 'direct', (SELECT customer_id FROM customers WHERE cust_last_name='Roberts' AND credit_limit=600), 1000);

D.INSERT INTO orders (order_id, order_date, order_mode,
( SELECT customer_id
FROM customers
WHERE cust_last_name='Roberts' AND credit_limit=600), order_total)
VALUES (1,'10-mar-2007', 'direct', &customer_id, 1000);

Question 208

Which two are true about transactions in the Oracle Database?

A.An uncommitted transaction is automatically committed when the user exits SQL*PLUS

B.A DDL statement issued by a session with an uncommitted transation automaticall commits that transaction.

C.DML statements always start new transactions.

D.A session can see uncommitted updates made by the same user in a different session

E.DDL statements automatically commit only data dictionary updates caused by executing the DDL.

Question 209

View the exhibit and examine the descriptions of the DEPTand LOCATIONStables.

You want to update the CITYcolumn of the DEPTtable for all the rows with the corresponding value in the CITYcolumn of the LOCATIONStable for each department.
Which SQL statement would you execute to accomplish the task?
UPDATE dept d

A.SET city = ANY (SELECT city
FROM locations l)
UPDATE dept d

B.SET city = ALL (SELECT city
FROM locations l
WHERE d.location_id = l.location_id);
UPDATE dept d

C.SET city = (SELECT city
FROM locations l
WHERE d.location_id = l.location_id);

D.SET city = (SELECT city
FROM locations l)
WHERE d.location_id = l.location_id;
UPDATE dept d

Question 210

Examine the contents of the EMP table:

What is the result?

A.It will return the five employees earning the highest salaries. In descending order.

B.It will return the six employees earning the highest salaries. In descending order.

C.It will return the six employees earning the lowest salaries. In ascending order.

D.It will return the five employee's earning the lowest salaries. In ascending order.

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Question 206

Question 207

Question 208

Question 209

Question 210

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