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Oracle9i program with pl/sql Sample Questions:

1. Which three are true regarding error propagation? (Choose three)

A) An exception raised inside an exception handler immediately propagates to the enclosing block.
B) The use of the RAISE; statement in an exception handler reraises the current exception.
C) An exception raised inside a declaration immediately propagates to the current block.
D) An exception cannot propagate across remote procedure calls.

2. You have a row level BEFORE UPDATE trigger on the EMP table. This trigger contains a SELECT statement on the EMP table to ensure that the new salary value falls within the minimum and maximum salary for a given job title.
What happens when you try to update a salary value in the EMP table?

A) The trigger fails because a SELECT statement on the table being updated is not allowed.
B) The trigger fires successfully.
C) The trigger fails because you cannot use the minimum and maximum functions in a BEFORE UPDATE trigger.
D) The trigger fails because it needs to be a row level AFTER UPDATE trigger.

3. 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) Removing the package body removes the specification too
D) Removing a package specification removes the body too
E) You must remove both the package body and the specification separately

4. Consider this scenario
A procedure X references a view Y that is based on a table Z .
Which two statements are true? (Choose two.)

A) Y is an indirect dependent of Z
B) Z is a direct dependent of X
C) Y is an indirect dependent of X
D) Y is a referenced object
E) Y is a direct dependent of X
F) Z is an indirect dependent of Y

5. Examine this package: CREATE OR REPLACE PACKAGE BB_PACK IS V_MAX_TEAM_SALARY NUMBER ( 12,2) ; PROCEDURE ADD_PLAYER (V_ID IN NUMBER, V_LAST_NAME VARCHAR2, V_SALARY NUMBER); END BB_PACK; / CREATE OR REPLACE PACKAGE BODY BB_PACK
IS
V_PLAYER_AVG NUMBER84,3);
PROCEDURE UPD_PLAYER_STAT
(V_ID IN NUMBER, V_AB IN NUMBER DEFAULT 4, V_HITS IN NUMBER)
IS
BEGIN
UPDATE PLAYER_BAT_STAT
SET AT_BATS = AT_BATS + V_AB,
HITS = HITS + V_HITS
WHERE PLAYER_ID = V_ID;
COMMIT;
VALIDATE_PLAYER_STAT(V_ID);
END UPD_PLAYER_STAT;
PROCEDURE ADD_PLAYER
(V_ID IN NUMBER, V_LAST_NAME VARCHAR2, V_SALARY NUMBERI)
IS
BEGIN
INSERT INTO PLAYER (ID,LAST_NAME, SALARY)
VALUES (V_ID, V_LAST_NAME, V_SALARY);
UPD _PLAYER_STAT (V_ID, 0, 0) ;
END ADD_PLAYER;
END BB_PACK;
If you add an IF statement to the ADD_PLAYER procedure which additional step must you
perform?
r A Recompile the ADD PLAYER procedure
Recompile both the BB PACK specification and body

A) Recompile both the BB_PACK specification and body
B) Recompile the BB_PACK body
C) Recompile the BB_PACK specification
D) Recompile the ADD_PLAYER procedure

Solutions: