（单选题）
You have created a resource plan， DB_PLAN， using DBMS_RESOURCE_MANAGER.CREATE_SIMPLE_PLAN and you want to impose a restriction on utilization of resources by the database users. Which step must be performed before you can start using the resource plan？（）
Aassign users to consumer groups
Bset the resource plan for the instance
Cconfigure a simple resource plan and specify plan directives
Dconfigure a complex resource plan and specify plan directives
正确答案
答案解析
略
相似试题
（单选题）
You have 100 segments in the USERS tablespace. You realize that the USERS tablespace is running low on space. You can use Segment Advisor to （）
（单选题）
Exhibit： View the Exhibit.You have more than one table in the recycle bin having the same original name， DEPT2. You do not have any table with the nameDEPT2 in your schema. You executed the following command：PURGE TABLE dept2； Which statement is correct in this scenario？（）
（单选题）
You want to drop the TBS1 tablespace from your database. You also want to delete the corresponding data files automatically， and not have to do it manually. What should you do？（）
（单选题）
Your database is in ARCHIVELOG mode. You have two online redo log groups，each of which contains one redo member. When you attempt to start the database， you receive the following errors：（）
（单选题）
Your database has a backup that was taken yesterday （Tuesday） between 13：00 and 15：00 hours. This is the only backup you have. You have lost all the archived redo logs generatedsince the previous Monday， but you have archived redo logs available from the previous Sunday and earlier. You now need to restore your backup due to database loss. To which point can you restore your database？（）
（单选题）
Exhibit： Using Database Control， you have scheduled a job to shrink the TRANStable residing on the TTtablespace. The job would run at 5：00 p.m. every Friday.When you examine the space usage of the table after the completion of the job， you find that the table has not been shrunk. What could have been the reason for this？（）
（单选题）
You have lost all your RMAN backup set pieces due to a disk failure. Unfortunately， you have an automated cross-check script that also does a delete expired backupset command. You have restored all the backup set pieces from tape. What command would you use to get those backup set pieces registered in the recovery catalog and the control file of the database again？（）
（单选题）
You have a production instance running on your server. UNDO_RETENTION is not long enough to satisfy read-consistency requirements. How do you change the UNDO_RETENTION value？（）
（单选题）
You have enabled backup optimization in RMAN. You issue the following RMAN command to configure a redundancy-based retention policy： CONFIGURE RETENTION POLICY TO REDUNDANCY 3； Which statement is true？（）
（单选题）
You enabled the flashback logging feature， but you have not specified the location of the flash recovery area. Which location would be used as the default location for the flash recovery area？（）
