Является ли правильной следующая информация в изображении о глобальной переменной в пакете, если нет, то, пожалуйста, скажите мне, почему.
Examine this code:
CREATE OR REPLACE PACKAGE comm_package
IS
g_comm NUMBER := 10;
PROCEDURE reset_comm(p_comm IN NUMBER);
END comm_package;
/
User Jones executes the following code at 9:01am:
EXECUTE comm_package.g_comm := 15
User Smith executes the following code at 9:05am:
EXECUTE comm_package.g_comm := 20
Which statement is True?
A. g_comm has value of 15 at 9:06 for smith.
B. g_comm has value of 15 at 9:06 for jones.
C. g_comm has value of 20 at 9:06 for both smith and jones.
D. g_comm has value of 15 at 9:03 for both smith and jones.
E. g_comm has value of 10 at 9:06 for both smith and jones.
F. g_comm has value of 10 at 9:03 for both smith and jones.
ANSWER: B.