1z0-007 braindumps

Free 1z0-007 Demo Download

Just4braindumps.info offers free demo for 9i DBA 1z0-007 exam (Introduction to Oracle9i: SQL). You can check out the interface, question quality and usability of our practice exams before you decide to buy it. We are the only one site can offer demo for almost all products.

1z0-007 braindumps

IT Certification 1Z0-007 Exam experience

IT Certification Oracle Certification and one by one see the world pay list At present the industry's top certification 1T often associated with industry-leading technology companies directly linked to specific can be divided into network engineering, software development, database, application software and multimedia, and other major series. Experience Reference: IT Certification 1z0-007 Exam experience Now many students are forced to work in research mainly pressure, often simply a certifica…

1z0-007 Exam Description

It is well known that latest 1z0-007 exam test is the hot exam of Oracle certification. Just4braindumps.info offer you all the Q&A of the 1z0-007 real test . It is the examination of the perfect combination and it will help you pass 1z0-007 exam at the first time!

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


1. The STUDENT_GRADES table has these columns:
STUDENT_ID NUMBER(12)
SEMESTER_END DATE
GPA NUMBER(4,3)
The registrar requested a report listing the students' grade point averages (GPA) sorted from highest grade point average to lowest.
Which statement produces a report that displays the student ID and GPA in the sorted order requested by the registrar?
A.SELECT student_id, gpa
FROM student_grades
ORDER BY gpa ASC;
B.SELECT student_id, gpa
FROM student_grades
SORT ORDER BY gpa ASC;
C.SELECT student_id, gpa
FROM student_grades
SORT ORDER BY gpa;
D.SELECT student_id, gpa
FROM student_grades
ORDER BY gpa;
E.SELECT student_id, gpa
FROM student_grades
SORT ORDER BY gpa DESC;
F.SELECT student_id, gpa
FROM student_grades
ORDER BY gpa DESC;
Answer: F

2. What does the FORCE option for creating a view do?
A.creates a view with constraints
B.creates a view even if the underlying parent table has constraints
C.creates a view in another schema even if you don't have privileges
D.creates a view regardless of whether or not the base tables exist
Answer: D

3. In which three cases would you use the USING clause? (Choose three.)
A.You want to create a nonequijoin.
B.The tables to be joined have multiple NULL columns.
C.The tables to be joined have columns of the same name and different data types.
D.The tables to be joined have columns with the same name and compatible data types.
E.You want to use a NATURAL join, but you want to restrict the number of columns in the join condition.
Answer: CDE

4. The CUSTOMERS table has these columns:
CUSTOMER_ID NUMBER(4) NOT NULL
CUSTOMER_NAME VARCHAR2(100) NOT NULL
STREET_ADDRESS VARCHAR2(150)
CITY_ADDRESS VARCHAR2(50)
STATE_ADDRESS VARCHAR2(50)
PROVINCE_ADDRESS VARCHAR2(50)
COUNTRY_ADDRESS VARCHAR2(50)
POSTAL_CODE VARCHAR2(12)
CUSTOMER_PHONE VARCHAR2(20)
The CUSTOMER_ID column is the primary key for the table.
You need to determine how dispersed your customer base is. Which expression finds the number of different countries represented in the CUSTOMERS table?
A.COUNT(UPPER(country_address))
B.COUNT(DIFF(UPPER(country_address)))
C.COUNT(UNIQUE(UPPER(country_address)))
D.COUNT DISTINCT UPPER(country_address)
E.COUNT(DISTINCT (UPPER(country_address)))
Answer: E

5. What are two reasons to create synonyms? (Choose two.)
A.You have too many tables.
B.Your tables are too long.
C.Your tables have difficult names.
D.You want to work on your own tables.
E.You want to use another schema's tables.
F.You have too many columns in your tables.
Answer: CE