Oracle certification 1Z0-047 the latest exam questions and answers

Using IT-Tests.com you can pass the Oracle 1Z0-047 exam easily. The first time you try to participate in Oracle 1Z0-047 exam, selecting IT-Tests's Oracle 1Z0-047 training tools and downloading Oracle 1Z0-047 practice questions and answers will increase your confidence of passing the exam and will effectively help you pass the exam. Other online websites also provide training tools about Oracle certification 1Z0-047 exam, but the quality of our products is very good. Our practice questions and answers have high accuracy. Our training materials have wide coverage of the content of the examination and constantly update and compile. IT-Tests.com can provide you with a very high accuracy of exam preparation. Selecting IT-Tests.com can save you a lot of time, so that you can get the Oracle 1Z0-047 certification earlier to allow you to become a Oracle IT professionals.

IT-Tests.com guarantee exam success rate of 100% ratio, except no one. You choose IT-Tests.com, and select the training you want to start, you will get the best resources with market and reliability assurance.

To choose our IT-Tests.com to is to choose success! IT-Tests.com provide you Oracle certification 1Z0-047 exam practice questions and answers, which enable you to pass the exam successfully. Simulation tests before the formal Oracle certification 1Z0-047 examination are necessary, and also very effective. If you choose IT-Tests, you can 100% pass the exam.

IT-Tests.com has a huge team of IT experts, who continue to use their knowledge and experience to study a lot of IT certification examination papers of past few years. Their findings of the research is now the product of IT-Tests, therefore IT-Tests's Oracle 1Z0-047 practice questions are very similar with the real exam, which can help a lot of people to realize their dreams. IT-Tests.com can ensure you to successfully pass the exam, and you can boldly Add IT-Tests's products to your shopping cart. With IT-Tests.com your dreams can be achieved immediately.

In recent years, fierce competition agitates the forwarding IT industry in the world. And IT certification has become a necessity. If you want to get a good improvement in your career, The method that using the IT-Tests.com’s Oracle 1Z0-047 exam training materials to obtain a certificate is very feasible. Our exam materials are including all the questions which the exam required. So the materials will be able to help you to pass the exam.

Exam Code: 1Z0-047

Exam Name: Oracle (Oracle Database SQL Expert)

If you want to buy Oracle 1Z0-047 exam study guide online services, then we IT-Tests.com is one of the leading service provider's site. . These training products to help you pass the exam, we guarantee to refund the full purchase cost. Our website provide all the study materials and other training materials on the site and each one enjoy one year free update facilities. If these training products do not help you pass the exam, we guarantee to refund the full purchase cost.

1Z0-047 (Oracle Database SQL Expert) Free Demo Download: http://www.it-tests.com/1Z0-047.html

NO.1 Evaluate the CREATE TABLE statement: CREATE TABLE products (product_id NUMBER(6)
CONSTRAINT prod_id_pk PRIMARY KEY, product_name VARCHAR2(15)); Which statement is true
regarding the PROD_ID_PK constraint?
A.It would be created only if a unique index is manually created first.
B.It would be created and would use an automatically created unique index.
C.It would be created and would use an automatically created nonunique index.
D.It would be created and remains in a disabled state because no index is specified in the command.
Answer:B

Oracle   1Z0-047   1Z0-047 certification training   1Z0-047   1Z0-047 exam prep

NO.2 View the Exhibit and examine the structure of the EMPLOYEES table. You want to retrieve hierarchical
data of the employees using the top-down hierarchy. Which SQL clause would let you choose the
direction to walk through the hierarchy tree?
A.WHERE
B.HAVING
C.GROUP BY
D.START WITH
E.CONNECT BY PRIOR
Answer:E

Oracle   1Z0-047 demo   1Z0-047 test questions   1Z0-047 test questions   1Z0-047

NO.3 Which two statements are true regarding the execution of the correlated subqueries? (Choose two.)
A.The nested query executes after the outer query returns the row.
B.The nested query executes first and then the outer query executes.
C.The outer query executes only once for the result returned by the inner query.
D.Each row returned by the outer query is evaluated for the results returned by the inner query.
Answer:A D

Oracle exam dumps   1Z0-047   1Z0-047 test questions   1Z0-047   1Z0-047 answers real questions

NO.4 View the Exhibit and examine the description of the EMPLOYEES table. You want to display the
EMPLOYEE_ID, FIRST_NAME, and DEPARTMENT_ID for all the employees who work in the same
department and have the same manager as that of the employee having EMPLOYEE_ID 104. To
accomplish the task, you execute the following SQL statement: SELECT employee_id, first_name,
department_id FROM employees WHERE (manager_id, department_id) =(SELECT department_id,
manager_id FROM employees WHERE employee_id = 104) AND employee_id <> 104; When you
execute the statement it does not produce the desired output. What is the reason for this?
A.The WHERE clause condition in the main query is using the = comparison operator, instead of EXISTS.
B.The WHERE clause condition in the main query is using the = comparison operator, instead of the IN
operator.
C.The WHERE clause condition in the main query is using the = comparison operator, instead of the =
ANY operator.
D.The columns in the WHERE clause condition of the main query and the columns selected in the
subquery should be in the same order.
Answer:D

Oracle   1Z0-047   1Z0-047 original questions

NO.5 View the Exhibit and examine the descriptions of ORDER_ITEMS and ORDERS tables. You want to
display the CUSTOMER_ID, PRODUCT_ID, and total (UNIT_PRICE multiplied by QUANTITY) for the
order placed. You also want to display the subtotals for a CUSTOMER_ID as well as for a PRODUCT_ID
for the last six months. Which SQL statement would you execute to get the desired output?
A.SELECT o.customer_id, oi.product_id, SUM(oi.unit_price*oi.quantity) "Total" FROM order_items oi
JOIN orders o ON oi.order_id=o.order_id GROUP BY ROLLUP (o.customer_id,oi.product_id) WHERE
MONTHS_BETWEEN(order_date, SYSDATE) <= 6;
B.SELECT o.customer_id, oi.product_id, SUM(oi.unit_price*oi.quantity) "Total" FROM order_items oi
JOIN orders o ON oi.order_id=o.order_id GROUP BY ROLLUP (o.customer_id,oi.product_id) HAVING
MONTHS_BETWEEN(order_date, SYSDATE) <= 6;
C.SELECT o.customer_id, oi.product_id, SUM(oi.unit_price*oi.quantity) "Total" FROM order_items oi
JOIN orders o ON oi.order_id=o.order_id GROUP BY ROLLUP (o.customer_id, oi.product_id) WHERE
MONTHS_BETWEEN(order_date, SYSDATE) >= 6;
D.SELECT o.customer_id, oi.product_id, SUM(oi.unit_price*oi.quantity) "Total" FROM order_items oi
JOIN orders o ON oi.order_id=o.order_id WHERE MONTHS_BETWEEN(order_date, SYSDATE) <= 6
GROUP BY ROLLUP (o.customer_id, oi.product_id) ;
Answer:D

Oracle demo   1Z0-047   1Z0-047   1Z0-047

NO.6 In which scenario would you use the ROLLUP operator for expression or columns within a GROUP BY
clause?
A.to find the groups forming the subtotal in a row
B.to create group-wise grand totals for the groups specified within a GROUP BY clause
C.to create a grouping for expressions or columns specified within a GROUP BY clause in one direction,
from right to left for calculating the subtotals
D.to create a grouping for expressions or columns specified within a GROUP BY clause in all possible
directions, which is cross-tabular report for calculating the subtotals
Answer:C

Oracle questions   1Z0-047   1Z0-047   1Z0-047 exam

NO.7 View the Exhibit and examine the description of the EMPLOYEES table. Your company decided to give
a monthly bonus of $50 to all the employees who have completed five years in the company. The
following statement is written to display the LAST_NAME, DEPARTMENT_ID, and the total annual salary:
SELECT last_name, department_id, salary+50*12 "Annual Compensation" FROM employees WHERE
MONTHS_BETWEEN(SYSDATE, hire_date)/12 >= 5; When you execute the statement, the "Annual
Compensation" is not computed correctly. What changes would you make to the query to calculate the
annual compensation correctly?
A.Change the SELECT clause to SELECT last_name, department_id, salary*12+50 "Annual
Compensation".
B.Change the SELECT clause to SELECT last_name, department_id, salary+(50*12) "Annual
Compensation".
C.Change the SELECT clause to SELECT last_name, department_id, (salary+50)*12 "Annual
Compensation".
D.Change the SELECT clause to SELECT last_name, department_id, (salary*12)+50 "Annual
Compensation".
Answer:C

Oracle   1Z0-047 exam   1Z0-047

NO.8 View the Exhibit and examine the description of the CUSTOMERS table. You want to add a constraint
on the CUST_FIRST_NAME column of the CUSTOMERS table so that the value inserted in the column
does not have numbers. Which SQL statement would you use to accomplish the task?
A.ALTER TABLE CUSTOMERS ADD CONSTRAINT cust_f_name
CHECK(REGEXP_LIKE(cust_first_name,'