Oracle 1Z0-007 Exam : Introduction to Oracle9i: SQL

100% pass rate we guarantee

As the feedback of our customer, we make a conclusion that our 1Z0-007 exam has helped most of them pass the actual test successfully. Especially in network time, you may be confused by variety of training materials and be worried about where to choose the valid and useful 1Z0-007 valid dumps pdf. Here you can choose our test materials, which has proved its value based upon perfect statistics. The high quality and high pass rate can ensure you 100% pass of the 1Z0-007 actual test.

Instant Download: Upon successful payment, Our systems will automatically send the product you have purchased to your mailbox by email. (If not received within 12 hours, please contact us. Note: don't forget to check your spam.)

Free trials of our 1Z0-007 demo questions

There are free trials of 1Z0-007 practice torrent for your reference. And you can download the free demo questions for a try before you buy. Our experienced experts spend lots of time on the research of 1Z0-007 exam study guide based on the previous real exam. Besides, you can get one year free update privilege after purchase. As we have arranged staffs to check the updated every day, so that can ensure the validity and latest of the 1Z0-007 valid dumps pdf. You just need to use your spare time to practice the 1Z0-007 study questions and remember the main key points of the actual test skillfully. We guarantee you can 100% pass the actual test.

As a hot certification, 1Z0-007 certification plays an important role in this field. Now, increasing people struggle for the 9i DBA actual test, but the difficulty of the 1Z0-007 actual questions and the limited time make your way to success tough. With the strong desire to earn a better life and to build a bright future, many candidates still spare no efforts to prepare for the 1Z0-007 actual test. Now, our 1Z0-007 valid dumps pdf may be your best study material.

1Z0-007 test engine for simulating the actual test

Our 1Z0-007 test engine is unique and intelligence because of the simulation about the actual test environment. There is no doubt that mock examination is of great significance for those IT workers who are preparing for the 1Z0-007 actual test. First and foremost, the candidates can find deficiencies of their knowledge as well as their weakness in the Oracle 1Z0-007 simulated examination, so that they can enrich their knowledge and do more detail study plan before the real exam. Secondly, many people are inclined to feel nervous when the exam is approaching, so the 1Z0-007 exam simulator can help every candidate to get familiar with the real exam, which is meaningful for them to take away the pressure. Last but not least, it is very convenient and efficiency to study by using our 1Z0-007 training test engine. What's more, there is no limitation on our 1Z0-007 : Introduction to Oracle9i: SQL software version about how many computers our customers used to download it. Your confidence will be built during the preparation.

Oracle 1Z0-007 Exam Syllabus Topics:

Oracle Introduction to Oracle9i: SQL Sample Questions:

1. The ORDERS table has these columns:

The ORDERS table tracks the Order number, the order total, and the customer to whom the Order belongs. Which two statements retrieve orders with an inclusive total that ranges between 100.00 and 2000.00 dollars? (Choose two.)

A) SELECT customer_id, order_id, order_total FROM orders WHERE order_total >= 100 and order_total <= 2000;
B) SELECT customer_id, order_id, order_total FROM orders WHERE order_total BETWEEN 100 and 2000;
C) SELECT customer_id, order_id, order_total FROM orders HAVING order_total BETWEEN 100 and 2000;
D) SELECT customer_id, order_id, order_total FROM orders RANGE ON order_total (100 AND 2000) INCLUSIVE;
E) SELECT customer_id, order_id, order_total FROM orders WHERE order_total >= 100 and <= 2000;

2. For which two constraints does the Oracle Server implicitly create a unique index? (Choose two.)

A) PRIMARY KEY
B) UNIQUE
C) FOREIGN KEY
D) CHECK
E) NOT NULL

3. What is true about joining tables through an equijoin?

A) You can join a maximum of two columns through an equijoin.
B) You specify an equijoin condition in the SELECT or FROM clauses of a SELECT statement.
C) You can join a maximum of two tables through an equijoin.
D) You can join n tables (all having single column primary keys) in a SQL statement by specifying a minimum of n-1 join conditions.
E) To join two tables through an equijoin, the columns in the join condition must be primary key and foreign key columns.

4. Evaluate this SQL statement:
SELECT e.emp_name, d.dept_name
FROM employees e
JOIN departments d
USING (department_id)
WHERE d.department_id NOT IN (10,40)
ORDER BY dept_name;
The statement fails when executed. Which change fixes the error?

A) remove the ORDER BY clause
B) remove the table alias prefix from the WHERE clause
C) prefix the column in the ORDER BY clause with the table alias
D) remove the table alias from the SELECT clause
E) prefix the column in the USING clause with the table alias
F) replace the condition
"d.department_id NOT IN (10,40)"
in the WHERE clause with
"d.department_id <> 10 AND d.department_id <> 40"

5. Examine the SQL statements that create ORDERS table:

For which columns would an index be automatically created when you execute the above
SQL statement? (Choose two)

A) ORDER_ID
B) ORD_TOTAL
C) SER_NO
D) PROD_ID
E) STATUS
F) Composite index on ORDER_ID and ORDER_DATE

Solutions: