Which two are true about the Inventory directory?
A)It is shared by all Oracle software installations on a single server.
B)It is required only for Oracle Grid Infrastructure and Oracle Database software Installations.
C)It can be created only if the ORACLE_BASE environment variable is set.
D)It should be created before installing Oracle software for the first time on a server.
E)It is owned by the oinstall group, which must be created before installing Oracle software for the first time on a server.
Answer: AD
赵：
某学员解析：AE=>AD。
这题 E 答案是错的，应该选 AD。这题考的是安装，确切说是考的 OUI。
E 译：他被 oinstall 组拥有，且在第一次在服务器上安装 oracle 软件之前就必须建立出来。
E 错在 must be created 这里，你不提前建，一样能安装，OUI 会自动建出来。