【多选题】Media recovery can sometimes be stopped by the inability to read past a certain point in the redo stream. This is often referred to as “stuck recovery”. Before Oracle9i, the Database Administrator ha...
A.
Speeds up subsequent media recover actions.
B.
Writes any uncorrupted block to disk during the test recovery.
C.
Can be invoked by adding the TEST option to any RECOVER command.
D.
Allows the Administrator to determine how many blocks are affected by corruption.
E.
Marks blocks as corrupt in memory, allowing the test recover to proceed to completion.
【简答题】The wheel well is landing gear compartment, also known as wheel bay. There are some reasons that may contribute to wheel fire. Overheated brakes can contribute to a wheel well fire if they become hot ...
【单选题】A user in the op_storage group logs onto the DS GUI and goes to the User Administration panel. Which users can be seen and what actions can be performed()
A.
the user can see all other users, including those in the Admin group, but can modify only the user accounts in theOp_volume and Monitor group
B.
the user can see all the users except those in the Admin group, but can only modify the user’s own account
C.
the user can see only the user’s own account, and cannot modify it
D.
the user can see only the user’s own account, and can change the password only
【简答题】Now custom has not been commonly regarded as a subject of any great importance. The inner workings of our own brains we feel to be uniquely worthy of investigation, but custom, we have a way of thinki...