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Oracle9i program with pl/sql Sample Questions:

1. Which two statements about functions are true? (Choose two.)

A) Client-side functions can be used in SOL statements
B) A function must have a return statement in its body to execute successfully
C) A stored function that is called from a SOL statement can return a value of any PL/SOL variable data type
D) From SOL*Plus, a function can be executed by giving the command EXECUTE functionname;
E) A stored function increases efficiency of queries by performing functions on the server rather than in the application

2. What can you do with the DBMS_LOB package?

A) Use the DBMS_LOB.FILECLOSE procedure to close the file being accessed.
B) Use the DBMS_LOBFILENAME function to locate an external BFILE.
C) Use the DBMS_LOB.FILEEXISTS function to find the location of a BFILE.
D) Use the DBMS_LOB.WRITE procedure to write data to a BFILE.

3. Which three are true statements about dependent objects? (Choose three)

A) You can view whether an object is valid or invalid in the USER_OBJECTS data dictionary view.
B) The Oracle server automatically records dependencies among objects.
C) An object with status of invalid cannot be a referenced object.
D) Invalid objects cannot be described.
E) You can view whether an object is valid or invalid in the USER_STATUS data dictionary view.
F) All schema objects have a status that is recorded in the data dictionary.

4. Which statement is true about removing packages?

A) You must remove the package body first
B) Removing a package specification removes all stand alone stored functions named in the specification
C) You must remove both the package body and the specification separately
D) Removing the package body removes the specification too
E) Removing a package specification removes the body too

5. Which two dictionary views track dependencies? (Choose two)

A) USER_DEPENDENCIES
B) USER_SOURCE
C) DBA_DEPENDENT_OBJECTS
D) UTL_DEPTREE
E) USER_OBJECTS
F) DEPTREE_TEMPTAB

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