問題詳情

QUESTION 58Examine this package specification:CREATE OR REPLACE PACKAGE concat_allISv_string VARCHAR2(100);PROCEDURE combine (p_num_val NUMBER);PROCEDURE combine (p_date_val DATE);PROCEDURE combine (p_char_val VARCHAR2, p_num_val NUMBER); END concat_all;/Which overloaded COMBINE procedure declaration can be added to this package specification?空
(A)PROCEDURE combine;
(B)PROCEDURE combine (p_no NUMBER);
(C)PROCEDURE combine (p_val_1 VARCHAR2, p_val_2 NUMBER;
(D)PROCEDURE concat_all(p_num_val VARCHAR2, p_char_val NUMBER);

參考答案

答案:A
難度:非常困難0
統計:A(0),B(0),C(1),D(0),E(0)