You are administering a database stored in Automatic Storage Management (ASM). Youuse RMAN to back up the database and the MD_BACKUP command to back up the ASMmetadata regularly. You lost an ASM disk group DG1 due to hardware failure.   In which three ways can you re-create the lost disk group and restore the data、

试卷相关题目

• 1Which statement is true about Oracle Net Listener、

  A.It acts as the listening endpoint for the Oracle database instance for all local and non- local user connections.

  B.A single listener can service only one database instance and multiple remote client connections.

  C.Service registration with the listener is performed by the process monitor (LREG) process of each database instance.

  D.The listener.ora configuration file must be configured with one or more listening protocol addresses to allow remote users to connect to a database instanc

  E.E.The listener.ora configuration file must be located in theORACLE_HOME/network/admin directly.

  开始考试点击查看答案
• 2Which two statements are true about the use of the procedures listed in the v$sysaux_occupants.move_procedure column、

  A.The procedure may be used for some components to relocate component data to the SYSAUX tablespace from its current tablespace.

  B.The procedure may be used for some components to relocate component data from the SYSAUX tablespace to another tablespace.

  C.All the components may be moved into SYSAUX tablespace.

  D.All the components may be moved from the SYSAUX tablespac

  开始考试点击查看答案
• 3Your multitenant container (CDB) contains two pluggable databases (PDB), HR_PDB andACCOUNTS_PDB, both of which use the CDB tablespace. The temp file is called temp01.tmp.A user issues a query on a table on one of the PDBs and receives the following error:ERROR at line 1:ORA-01565: error in identifying file ‘/u01/app/oracle/oradata/CDB1/temp01.tmp’ORA-27037: unable to obtain file statusIdentify two ways to rectify the error.

  A.Add a new temp file to the temporary tablespace and drop the temp file that that produced the error.

  B.Shut down the database instance, restore the temp01.tmp file from the backup, and then restart the database.

  C.Take the temporary tablespace offline, recover the missing temp file by applying redo logs, and then bring the temporary tablespace online.

  D.Shutdown the database instance, restore and recover the temp file from the backup, and then open the database with RESETLOGS.

  E.Shut down the database instance and then restart the CDB and PDBs.

  开始考试点击查看答案
• 4Your multitenant container database, CDB1, is running in ARCHIVELOG mode and has  two pluggable databases, HR_PDB and ACCOUNTS_PDB. An RMAN backup exists for the database.You issue the command to open ACCOUNTS_PDB and find that the USERDAT

  A.DBFdata file for the default permanent tablespace USERDATA belonging to ACCOUNTS_PDB is corrupted.What should you do before executing the commands to restore and recover the data file in ACCOUNTS_PDB、A.Place CDB1 in the mount stage and then the USERDATA tablespace offline in ACCOUNTS_PD

  B.B.Place CDB1 in the mount stage and issue the ALTER PLUGGABLE DATABASE accounts_pdb CLOSE IMMEDIATE command.

  C.Issue the ALTER PLUGGABLE DATABASE accounts_pdb RESTRICTED comman

  D.D.Take the USERDATA tablespace offline in ACCOUNTS_PDB

  开始考试点击查看答案
• 5Which Oracle Database component is audited by default if the unified Auditing option is enabled、

  A.Oracle Data Pump

  B.Oracle Recovery Manager (RMAN)

  C.Oracle Label Security

  D.Oracle Database Vault

  E.Oracle Real Application Security

  开始考试点击查看答案
• 6Your multitenant container (CDB) containing three pluggable databases (PDBs) is running in ARCHIVELOG mode. You find that the SYSAUX tablespace is corrupted in the rootcontainer.The steps to recover the tablespace are as follows:1. Mount the CDB.2. Close all the PDBs.3. Open the database.4. Apply the archive redo logs.5. Restore the data file.6. Take the SYSAUX tablespace offline.7. Place the SYSAUX tablespace online.8. Open all the PDBs with RESETLOGS.9. Open the database with RESETLOGS.10. Execute the command SHUTDOWN ABORT.Which option identifies the correct sequence to recover the SYSAUX tablespace、

  A.6, 5, 4, 7

  B.10, 1, 2, 5, 8

  C.10, 1, 2, 5, 4, 9, 8

  D.10, 1, 5, 8, 10

  开始考试点击查看答案
• 7Which three are direct benefits of the multiprocess, multithreaded architecture of Oracle Database 12c when it is enabled、

  A.Reduced logical I/O

  B.Reduced virtual memory utilization

  C.Improved parallel Execution performance

  D.Improved Serial Execution performance

  E.Reduced physical I/O

  F.Reduced CPU utilization

  开始考试点击查看答案
• 8In order to exploit some new storage tiers that have been provisioned by a storageadministrator, the partitions of a large heap table must be moved to other tablespaces in your Oracle 12c database、Both local and global partitioned B-tree Indexes are defined on the table.A high volume of transactions access the table during the day and a medium volume of transactions access it at night and during weekends.Minimal disrupt ion to availability is required.Which three statements are true about this requirement、

  A.The partitions can be moved online to new tablespaces.

  B.Global indexes must be rebuilt manually after moving the partitions.

  C.The partitions can be compressed in the same tablespaces.

  D.The partitions can be compressed in the new tablespaces.

  E.Local indexes must be rebuilt manually after moving the partitions.

  开始考试点击查看答案