单选题Oracle Instance由哪两个部分组成？（）A Shared pool和Server processB Shared pool和Background processC SGA和user processD PGA和user processE SGA和Background process
题目
单选题
Oracle Instance由哪两个部分组成？（）
A
Shared pool和Server process
B
Shared pool和Background process
C
SGA和user process
D
PGA和user process
E
SGA和Background process