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Oracle9i program with pl/sql Sample Questions:

1. An internal LOB is _____.

A) A file stored outside of the database, with an internal pointer to it from a database column.
B) A column that is a primary key.
C) A table.
D) Stored in the database.

2. Examine this code:
CREATE OR REPLACE PROCEDURE add_dept
( p_name departments.department_name%TYPE DEFAULT 'unknown',
p_loc departments.location_id%TYPE DEFAULT 1700)
IS
BEGIN
INSERT INTO departments(department_id, department_name,
loclation_id)
VALUES(dept_seq.NEXTVAL,p_name, p_loc);
END add_dept;
/
You created the add_dept procedure above, and you now invoke the procedure in SQL *Plus.
Which four are valid invocations? (Choose four)

A) EXECUTE add_dept(p_name=>'Education', 2500)
B) EXECUTE add_dept('2500', p_loc =>2500)
C) EXECUTE add_dept(p_loc=>2500)
D) EXECUTE add_dept('Education', 2500)
E) EXECUTE add_dept(p_loc=>2500, p_name=>'Education')

3. You create a DML trigger. For the timing information, which are valid with a DML trigger?

A) IN PLACE OF
B) ON STATEMENT EXECUTION
C) ON SHUTDOWN
D) BEFORE
E) DURING

4. What can you do with the DBMS_LOB package?

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

5. When using a PL/SQL stored package, how is a side effect defined?

A) changes to database tables or packaged public variables defined in a package body
B) changes only to packaged public variables defined in a package body
C) changes only to packaged public variables defined in a package specification
D) changes to database tables or packaged variables defined in a package specification
E) changes only to database tables

Solutions: