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Question ID 2753

Identify two strategies against SQL injection. (Choose two.)
 

Option A

A.    Using parameterized queries with bind arguments.
 

Option B

B.    Use subprograms that are run with the definer's right.
 

Option C

C.    Use RESTRICT_REFERENCE clauses in functions that use dynamic SQLs.
 

Option D

D.    Validate user inputs to functions that use dynamic SQLs built with concatenated values.
 

Correct Answer A,D
Explanation


Question ID 2754

There is a Java class file in your system and you publish it using the following command: CREATE OR REPLACE PROCEDURE ccformat
(x IN OUT VARCHAR2)
AS LANGUAGE JAVA
NAME 'FormatCreditCardNo.formatCard(java.lang.String[])';
However, you receive the following error when executing the CCFORMAT procedure:
ERROR at line 1:
ORA-29540: class FormatCreditCardNo does not exist
ORA-06512: at "SH.CCFORMAT", line 1
ORA-06512: at line 1
What would you do to execute the procedure successfully?
 

Option A

A.    Change the listener configuration.
 

Option B

B.    Create a directory object and link it to the Java class file.
 

Option C

C.    Rebuild the Java class file when the database instance is running.

 

Option D

D.    Use the loadjava utility to load the Java class file into the database.

Correct Answer D
Explanation

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