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Oracle9i program with pl/sql Sample Questions:

1. 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
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;
END UPD_PLAYER_STAT;
PROCEDURE ADD_PLAYER
(V_ID IN NUMBER, V_LAST_NAME VARCHAR2, V_SALARY NUMBER)
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;
Which statement will successfully assign $75,000,000 to the V_MAX_TEAM_SALARY variable
from within a stand-alone procedure?

A) This variable cannot be assigned a value from outside the package.
B) BB_PACK.V_MAX_TEAM_SALARY := 75000000;
C) V_MAX_TEAM_SALARY := 7500000;
D) BB_PACK.ADD_PLAYER.V_MAX_TEAM_SALARY := 75000000;

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

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

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

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

4. Which command must you issue to allow users to access the UPD_TEAM_STAT trigger on the TEAM table?

A) GRANT SELECT, EXECUTE ON TEAM, UPD_TEAM_STAT TO PUBLIC;
B) GRANT EXECUTE ON TEAM TO PUBLIC
C) GRANT SELECT,INSERT,UPDATE,DELETE ON TEAM TO PUBLIC;
D) GRANT SELECT,INSERT,UPDATE,DELETE ON UPD_TEAM_STAT TO PUBLIC;

5. Under which two circumstances do you design database triggers? (Choose two)

A) To replicate built-in constraints in the Oracle server such as primary key and foreign key.
B) To duplicate the functionality of other triggers.
C) For centralized, global operations that should be fired for the triggering statement, regardless of which user or application issues the statement.
D) To guarantee that when a specific operation is performed, related actions are performed.

Solutions: