試題詳解

QUESTION 13 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) V_MAX_TEAM_SALARY := 7500000;
(B) BB_PACK.ADD_PLAYER.V_MAX_TEAM_SALARY := 75000000;
(C) BB_PACK.V_MAX_TEAM_SALARY := 75000000;
(D) This variable cannot be assigned a value from outside the package.