Oracle 1z0-047 questions

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Oracle Database SQL Expert 1z0-047
Exam Number/Code : 1z0-047
Exam Name : Oracle Database SQL Expert
One year free update
Once failed,100% refund
Questions and Answers : 192Q&As
Update Time : 2013-02-16
Price : $79.00
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The 1Z0-047 oracle exam demonstrates the complete set of skills required for working with the powerful SQL programming language and have mastered the key concepts of a relational database. SQL Experts understand how to use the advanced features of SQL in order to query and manipulate data within the database, control privileges at the object and system level, and use advanced querying and reporting techniques. Prepare for your Database 11g certification with Transcender products.
These earlier courses are still valid exam preparation tools but are no longer being scheduled:
Oracle Database 10g: Introduction to SQL
Oracle Database 11g: Introduction to SQL
Oracle Database 10g: SQL Fundamentals I AND Oracle Database 10g: SQL Fundamentals II
Oracle Database 11g: SQL Fundamentals I AND Oracle Database 11g: SQL Fundamentals II
Exam 1Z0-047 has been validated against Oracle Database 10g and Oracle Database 11g. Training on either version will be appropriate preparation.
The 1Z0-047 exam has been validated against Oracle Database 11g Release 2 version 11.2.0.1.0
Free 1z0-047 Demo Download
1.Which two statements are true regarding the EXISTS operator used in the correlated
subqueries? (Choose two.)
A.The outer query stops evaluating the result set of the inner query when the first value is found.
B.It is used to test whether the values retrieved by the inner query exist in the result of the outer query.
C.It is used to test whether the values retrieved by the outer query exist in the result set of the inner query.
D.The outer query continues evaluating the result set of the inner query until all the values in the result set
are processed.
Correct:A C
2.A noncorrelated
subquery can be defined as ____.
A.a set of sequential queries, all of which must always return a single value
B.a set of sequential queries, all of which must return values from the same table
C.a SELECT statement that can be embedded in a clause of another SELECT statement only
D.a set of one or more sequential queries in which generally the result of the inner query is used as the
search value in the outer query
Correct:D
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