多项选择题
A.The SKD user cannot log in to the database instance.
B.The objects owned by the SKD user are not accessible to any user.
C.The other users can access the objects owned by the SKD user， on which they have access.
D.The password for the SKD user expires and the user is forced to change the password at the next log in
单项选择题 You want to move all objects of the APPS user in the test database to the DB_USER schema of the productiondatabase. Which option of IMPDP would you use to accomplish this task（）
单项选择题 View the Exhibit to examine the output for the CROSSCHECK BACKUP command. Which statement is trueabout the output of the command（）
单项选择题 View the Exhibit to examine the error that occurred during the database startup. You opened an RMAN sessionfor the database. To repair the failure， you executed the following command as the first RMAN command：RMAN>REPAIR FAILURE； Which statement describes the consequence of this command（）