QUESTION: 5

Which two statements are true regarding roles? (Choose two.)

A role can be granted to itself.
A role can be granted to PUBLIC.
A user can be granted only one role at any point of time.
The REVOKE command can be used to remove privileges but not roles from other users.
Roles are named groups of related privileges that can be granted to users or other roles.

Answer(s): B,E

Reference:

http://docs.oracle.com/cd/E25054_01/network.1111/e16543/authorization.htm#autoId28

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QUESTION: 6

Which two statements are true regarding constraints? (Choose two)

A constraint is enforced only for an INSERT operation on a table.
A foreign key cannot contain NULL values.
A column with the UNIQUE constraint can store NULLS.
You can have more than one column in a table as part of a primary key.

Answer(s): C,D

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QUESTION: 7

Evaluate the following statement.

Which statement is true regarding the evaluation of rows returned by the subquery in the INSERT statement?

They are evaluated by all the three WHEN clauses regardless of the results of the evaluation of any other WHEN clause.
They are evaluated by the first WHEN clause. If the condition is true, then the row would be evaluated by the subsequent WHEN clauses.
They are evaluated by the first WHEN clause. If the condition is false, then the row would be evaluated by the subsequent WHEN clauses.
The insert statement would give an error because the ELSE clause is not present for support in case none of WHEN clauses are true.

Answer(s): A

Reference:

http://psoug.org/definition/WHEN.htm

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Examine the structure of the MEMBERS table:

You want to display details of all members who reside in states starting with the letter A followed by exactly one character. Which SQL statement must you execute?

SELECT * FROM MEMBERS WHERE state LIKE '%A_';
SELECT * FROM MEMBERS WHERE state LIKE 'A_';
SELECT * FROM MEMBERS WHERE state LIKE 'A_%';
SELECT * FROM MEMBERS WHERE state LIKE 'A%';

Answer(s): B

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Free Oracle 1Z0-071 Exam Braindumps (page: 3)

QUESTION: 5

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QUESTION: 7

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QUESTION: 8

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