053试题 299 - LDAP_DIRECTORY_SYSAUTH

题目：

299.In your database, the LDAP_DIRECTORY_SYSAUTH initialization parameter has been set to YES
and the users who need to access the database as DBAs have been granted SYSDBA enterprise role in
Oracle Internet Directory (OID). SSL and the password file have been configured. A user SCOTT with the
SYSDBA privilege tries to connect to the database instance from a remote machine using the command:
$ SQLPLUS scott/tiger@DB01 AS SYSDBA
where DB01 is the net service name.
Which authentication method would be used first?
A. authentication by password file
B. authentication by using certificates over SSL
C. authentication by using the Oracle Internet Directory
D. authentication by using the local OS of the database server
 
参考答案 A
解析
LDAP_DIRECTORY_SYSAUTH设置为true。OID中的用户被授予了sysdaba。SSL和密码文件已经配置。使用命令连接。
问，使用的是那种认证？
SQLPLUS scott/tiger@DB01 AS SYSDBA。 说明使用了密码认证。选择A 。

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来源： https://blog.csdn.net/xxzhaobb/article/details/100153838