多项选择题
A.Close all sessions performing queries using database links
B.running the database in shared server mode
C.The database on which the workload is replayed has to be a restore of the original database to a specific SCN
D.setting up the directory to capture the workload
单项选择题 You are working on the APPDB database as a DB A. The database has a default Flashback Data Archive DFLA1 created on it. You issued the following command to drop the Flashback Archive FLA1： DROP FLASHBACK ARCHIVE fla1； What is the effect of this command？（）
单项选择题 Your company wants to upgrade the current production database to the RAC environment. To perform testing before migrating to the RAC environment， you performed the workload capture on the production database to record the peak workload. You set up the test RAC databaseand want to replay the recorded workload on the testmachine. Note the following steps that you may require to replay the database workload： 1） Preprocess the captured workload. 2） Restart the database in RESTRICTED mode. 3） Set up the Replay Clients. 4） Restore the test database to the point when the capture started. 5） Remap connections. Arrange the steps required in the correct sequence to accomplish this task on the test machine.（）
单项选择题 You issued the following command to mount the DATA disk group in restricted mode： ALTER DISKGROUP data MOUNT RESTRICT； What is the implication of this command？（）