Flashback is enabled for your multitenant container database (CDB), which contains two pluggable database (PDBs). A local user was accidently dropped from one of the PDBs. You want to flash back the PDB to the time before the local user was dropped. You

题目

Flashback is enabled for your multitenant container database (CDB), which contains two pluggable database (PDBs). A local user was accidently dropped from one of the PDBs. You want to flash back the PDB to the time before the local user was dropped. You connect to the CDB and execute the following commands: SQL > SHUTDOWN IMMEDIATE SQL > STARTUP MOUNT SQL > FLASHBACK DATABASE to TIME “TO_DATE (‘08/20/12’ , ‘MM/DD/YY’)”; Examine following commands: 1. ALTER PLUGGABLE DATABASE ALL OPEN; 2. ALTER DATABASE OPEN; 3. ALTER DATABASE OPEN RESETLOGS; Which command or commands should you execute next to allow updates to the flashback back schema?（）

A、Only 1
B、Only 2
C、Only 3
D、3 and 1
E、1 and 2

如果没有搜索结果或未解决您的问题，请直接联系老师获取答案。

相似问题和答案

第1题：

Your multitenant container database (CDB) contains some pluggable databases (PDBs), you execute the following command in the root container:Which two statements are true?()

A. Schema objects owned by the C# # A_ADMIN common user can be shared across all PDBs.

B. The C # # A_ADMIN user will be able to use the TEMP_TS temporary tablespace only in root.

C. The command will, create a common user whose description is contained in the root and each pdb.

D. The schema for the common user C # # A_ADMIN can be different in each container.

E. The command will create a user in the root container only because the container clause is not used

参考答案：B, E

第2题：

Your multitenant container database (CDB) contains a pluggable database, HR_PDB. The default permanent tablespace in HR_PDB is USERDATA. The container database (CDB) is open and you connect RMAN.You want to issue the following RMAN command:RMAN > BACKUP TABLESPACE hr_pdb:userdata;Which task should you perform before issuing the command?（）

A. Place the root container in ARHCHIVELOG mode.

B. Take the user data tablespace offline.

C. Place the root container in the nomount stage.

D. Ensure that HR_PDB is open.

参考答案：D

第3题：

Which three statements are true about the working of system privileges in a multitenant control database(CDB) that has pluggable databases (PDBs)?()

A. System privileges apply only to the PDB in which they are used.

B. Local users cannot use local system privileges on the schema of a common user.

C. The granter of system privileges must possess the set container privilege.

D. Common users connected to a PDB can exercise privileges across other PDBs.

E. System privileges with the with grant option container all clause must be granted to a common user before the common user can grant privileges to other users.

参考答案：A, C, E

第4题：

Which three statements are true about using flashback database in a multitenant container database(CDB)?（）

A、The root container can be flashed back without flashing back the pluggable databases (PDBs).
B、To enable flashback database, the CDB must be mounted.
C、Individual PDBs can be flashed back without flashing back the entire cdb.
D、The DB_FLASHBACK RETENTION_TARGET parameter must be set to enable flashback of the cdb.
E、A CDB can be flashed back specifying the desired target point in time or an SCN, but not a restore point.

正确答案:B,C,D

第5题：

Your multitenant container database (CDB) contains three pluggable database (PDBs). You find that the control file is damaged. You plan to use RMAN to recover the control file. There are no startup triggers associated with the PDBs.Which three steps should you perform to recover the control file and make the database fully operational?（）

A. Mount the container database (CDB) and restore the control file from the control file auto backup.

B. Recover and open the CDB in NORMAL mode.

C. Mount the CDB and then recover and open the database, with the RESETLOGS option.

D. Open all the pluggable databases.

E. Recover each pluggable database.

F. Start the database instance in the nomount stage and restore the control file from control file auto backup.

参考答案：C, D, F

第6题：

You are connected using SQL* Plus to a multitenant container database (CDB) with SYSDBA privilegesand execute the following sequence statements:What is the result of the last SET CONTAINER statement and why is it so?（）

A. It succeeds because the PDB_ADMIN user has the required privileges.

B. It fails because common users are unable to use the SET CONTAINER statement.

C. It fails because local users are unable to use the SET CONTAINER statement.

D. If fails because the SET CONTAINER statement cannot be used with PDB$SEED as the target pluggable database (PDB).

参考答案：A

第7题：

Which three statements are true about using flashback database in a multitenant container database(CDB)?()

A. The root container can be flashed back without flashing back the pluggable databases (PDBs).

B. To enable flashback database, the CDB must be mounted.

C. Individual PDBs can be flashed back without flashing back the entire cdb.

D. The DB_FLASHBACK RETENTION_TARGET parameter must be set to enable flashback of the cdb.

E. A CDB can be flashed back specifying the desired target point in time or an SCN, but not a restore point.

参考答案：B, C, D

第8题：

In your multitenant container database (CDB) containing same pluggable databases (PDBs), you execute the following commands in the root container:Which two statements are true?()

A. The C # # ROLE1 role is created in the root database and all the PDBs.

B. The C # # ROLE1 role is created only in the root database because the container clause is not used.

C. Privileges are granted to the C##A_ADMIN user only in the root database.

D. Privileges are granted to the C##A_ADMIN user in the root database and all PDBs.

E. The statement for granting a role to a user fails because the CONTAINER clause is not used.

参考答案：B, C

第9题：

Your multitenant container database (CDB) is running in ARCHIVELOG mode. You connect to the CDB RMAN.Examine the following command and its output:You execute the following command:RMAN > BACKUP DATABASE PLUS ARCHIVELOG;Which data files will be backed up?（）

A. Data files that belong to only the root container

B. Data files that belong to the root container and all the pluggable databases (PDBs)

C. Data files that belong to only the root container and PDB$SEED

D. Data files that belong to the root container and all the PDBs excluding PDB$SEED

参考答案：B

第10题：

Which two statements are true concerning the Resource Manager plans for individual pluggabledatabases (PDB plans) in a multitenant container database (CDB)?（）

A、If no PDB plan is enabled for a pluggable database, then all sessions for that PDB are treated to an equal degree of the resource share of that pdb.
B、In a PDB plan, subplans may be used with up to eight consumer groups.
C、If a PDB plan is enabled for a pluggable database, then resources are allocated to consumer groups across all PDBs in the cdb.
D、If no PDB plan is enabled for a pluggable database, then the PDB share in the CDB plan is dynamically calculated.
E、If a PDB plan is enabled for a pluggable database, then resources are allocated to consumer groups based on the shares provided to the PDB in the CDB plan and the shares provided to the consumer groups in the PDB plan.

正确答案:A,B,C,D,E

Flashback is enabled for your multitenant container database (CDB), which contains two pluggable database (PDBs). A local user was accidently dropped from one of the PDBs. You want to flash back the PDB to the time before the local user was dropped. You c

题目

相似问题和答案

更多相关问题

相关内容