Oracle 11G OCP 1Z0-052 153

（153）The database instance has the following parameter setting:

OS_AUTHENT_PREFIX = OPS$

OS_ROLES = FALSE

REMOTE_OS_AUTHENT = FALSE

REMOTE_OS_ROLES = FALSE

TIMED_OS_STATISTICS = 0

You have a local operating system user SKD. You create a database user OPS$SKD, and then assign external authentication.

The user OPS$SKD has the CREATE SESSION privilege.

What would you achieve by the above process?

A. The database user OPS$SKD will be able to administer the database.

B. The authentication detail for the database user OPS$SKD is recorded in the password file.

C. The local operating system user SKD will be able to access the database instance without specifying the username and password.

D. The database user OPS$SKD has to login with the password of the local operating system user SKD to access the database instance.

答案：（C）

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