Refer to the exhibit.

Given the configuration shown in the exhibit, which two statements are true? (Choose two.)

Select all that apply.

• A

  It allows two or more administrators to make configuration changes at the same time, in the same

  ADOM.

• B

  It disables concurrent read-write access to an ADOM.

• C

  It allows the same administrator to lock more than one ADOM at the same time.

• D

  It is used to validate administrator login attempts through external servers.