Which four are true about auditing?

A)DML statements can be audited when they fail to execute

B)Select statements can be audited when they execute successfully.

C)All Oracle auditing operations occur by default.

D)No Oracle auditing operations occur by default.

E)DDL statements can be audited when they fail to execute.

F)Some auditing is active before the database is open.

G)Audit records are never stored in the database.

H)Audit records are always stored in the database.

Answer: ABEF

赵：

F 选项，对 SYS 的审计。在数据库还没有打开 之前，可以审计 SYS 执行打开数据库的命令。