You are managing an Oracle Database 11g database with this b

题目
单选题
You are managing an Oracle Database 11g database with this backup strategy:  - Every Sunday night, level 0 backup is performed.  - On Monday night and subsequent days, level 1 incremental backup is performed.  The backups are not cumulative incremental.  Which statement about Monday’s backup is true()
A

The backup contains all the used blocks.

B

The backup contains all the used and unused blocks.

C

The backup contains blocks that have changed since the last level 0 backup.

D

The backup contains blocks that have changed since the last level 1 backup taken last week.

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相似问题和答案

第1题:

You are managing the APPPROD database as a DBA which is not using the Oracle-managed files. You plan to duplicate this database in the same system with the name DUPDB.You want to create the same directory structure for duplicate database files as of the target database.You executed the following RMAN commands:What are the implications of this command?()

A. It creates database files for the duplicate database under the Oracle base with a different directory for the duplicate database.

B. It overwrites data files of the target database because a different location for data files is not mentioned for the duplicate database.

C. It creates database files for the duplicate database under the same Oracle home as that of the target database with the same directory structure.

D. It creates database files for the duplicate database under the same Oracle home as that of the target but with a different directory for the duplicate database.


参考答案:B

第2题:

You are managing an Oracle Database 11g database with the ASM storage. The database is having big file tablespaces. You want files to open faster and less memory to be used in the shared pool to manage the extent maps. What configuration would you effect to achieve your objective? ()

  • A、Set the ASM compatibility attribute for the ASM disk group to 11.1.0.
  • B、Set the RDBMS compatibility attribute for the ASM disk group to 11.1.0.
  • C、Set the COMPATIBLE initialization parameter for the ASM instance to 11.1.0.
  • D、Set the COMPATIBLE initialization parameter for the database instance to 11.1.0.

正确答案:A,D

第3题:

You are managing an Oracle Database 11g instance.You want to create a duplicate database for testing purpose. What are the prerequisites for performing the active database duplication?()

A. The source database backup must be copied over the net for test database.

B. The source database must be run in ARCHIVELOG mode if the database is open.

C. The source database must be shut down cleanly if the database is in mounted state.

D. A net service name should be set up and a listener configured with the target as well as the source database.


参考答案:B, C, D

第4题:

ou are managing an Oracle Database 11g database. You want to take the backup of MULT_DATA, a big file tablespace of size 100 TB on tape drive, but you have tapedrives of only 10 GB each. Which method would accomplish the task quickly and efficiently?()

  • A、parallel image copy backup 
  • B、backup with MAXPIECESIZE configured for the channel 
  • C、parallel backup with MAXPIECESIZE configured for the channel 
  • D、intrafile parallel backup

正确答案:D

第5题:

You are managing an Oracle Database 11g database. The database is open, and you plan to perform Recovery Manager (RMAN) backups.  Which three statements are true about these backups()

  • A、The backups would be consistent.
  • B、The backups would be inconsistent.
  • C、The backups would be possible only if the database is running in ARCHIVELOG mode.
  • D、The backups would be possible only if the database is running in NOARCHIVELOG mode.
  • E、The backups need to be restored and the database has to be recovered in case of a media failure

正确答案:B,C,E

第6题:

You installed Oracle Database 11g and are performing a manual upgrade of the Oracle9i database. As a part of the upgrade process, you execute the following script:SQL>@utlu111i.sqlWhich statement about the execution of this script is true?()

A. It must be executed from the Oracle Database 11g environment.

B. It must be executed only after the SYSAUX tablespace has been created.

C. It must be executed from the environment of the database that is being upgraded.

D. It must be executed only after AUTOEXTEND is set to ON for all existing tablespaces.

E. It must be executed from both the Oracle Database 11g and Oracle Database 9i environments.


参考答案:C

第7题:

You are managing an Oracle Database 11g database. You configured the database to run in ARCHIVELOGmode.  Which two statements are true in this scenario()

  • A、You must shut down the database instance to perform the backups.
  • B、You must configure the Flash Recovery Area (FRA) for the database.
  • C、You can perform complete database backups without closing the database.
  • D、All the previous closed database backups including control files become invalid after you configure thedatabase to ARCHIVELOG mode.

正确答案:C,D

第8题:

You are in the process of creating a virtual private catalog in your Oracle Database 11g database. The PROD1, PROD2, and PROD3 Oracle Database 10g databases are registered in the base recovery catalog. The database user who owns the base recovery catalog is CATOWNER. CATOWNER executes the following command to grant privileges to a new user VPC1 using Oracle Database 11g RMAN executables:What is the outcome of the above commands?()

A. They execute and create a virtual catalog for pre-Oracle 11g clients.

B. They produce an error because PROD1 and PROD2 databases belong to the older version.

C. They produce an error because you need to connect as CATOWNER to execute this packaged procedure.

D. They produce an error because you need to connect to the target database to execute this packaged procedure.


参考答案:A

第9题:

You are managing a single instance Oracle 10g database that utilizes the following parameters:  Which of the following set of commands must you execute to enable Flashback Database?()

  • A、  STARTUP MOUNT EXCLUSIVE  ALTER DATABASE FLASHBACK ON;  ALTER DATABASE OPEN;
  • B、  STARTUP MOUNT  ALTER DATABASE FLASHBACK ON;  ALTER DATABASE OPEN RESETLOGS;
  • C、  STARTUP MOUNT EXCLUSIVE  ATLER DATABASE ARCHIVELOG;  ALTER DATABASE FLASHBACK ON;  ALTER DATABASE OPEN RESETLOGS;
  • D、  STARTUP MOUNT  ALTER DATABASE ARCHIVELOG;  ALTER DATABASE FLASHBACK ON;  ALTER DATABASE OPEN;

正确答案:D

第10题:

You are managing an Oracle Database 11g database. You want to ensure the recovery of the database to thepoint of failure. Which configuration will you do to accomplish the task()

  • A、Multiplex all database files.
  • B、Configure the Flash Recovery Area.
  • C、Configure the database instance for ARCHIVELOG mode.
  • D、Configure the FAST_START_MTTR_TARGET initialization parameter

正确答案:C

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