Which two features o...

多项选择题Which two features of RMAN would must likely influence your decision to incorporate RMAN into your backup and recover strategy， if your most important requirement is to reduce the time ofrecovery？（）

A.RMAN’s powerful command language.
B.RMAN backups can be parallelized.
C.RMAN allows for incremental block-level backups.
D.RMAN backup， restore， and recovery scripts can be stored.

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1.单项选择题 Assume your situation can be described as follows：
x A full backup taken using RMAN is available on disk.
x The current control files were NOT damaged and do not need to be restored.
x All data files are damaged or lost.
x The database is in NOARCHIVELOG mode.
Which RMAN command would be most appropriate to use in line 3 of the following RMAN command set to restore and fully recover your database？（）
1. RMAN> STARTUP MOUNT
2. RMAN> RESTORE DATABASE;
3. RMAN> （）
4. RMAN> ALTER DATABASE OPEN;

A.RECOVER DATABASE；
B.SWITCH DATAFILE ALL；
C.RESTORE CONTROL FILE；
D.RECOVER DATABASE USING BACKUP CONTROL FILE；

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2.单项选择题You want to create an RMAN recovery catalog in the RC01 database to help you manage the databases named DB01 and DB02. You need to create a recovery catalog owner in which of your databases？（）

A.RCO1 only.
B.DB01 only.
C.DB02 only.
D.DB01 and DB02 only.
E.DB01，DB02，and RC01.

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3.单项选择题The database is configured for automatic archive logging. Along with the other required parameters， this entry is in the initialization file：log_archive_dest2="SERVICE=standby_db1 MANDATORY REOPEN=600" From where does the database resolve standby_db1？（）

A.control file
B.tnsnames.ora
C.data dictionary
D.initialization parameter file

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4.单项选择题RMAN automatically propagate information about the database structure， archived redo logs， backup sets， and data file copies into the recovery catalog from the target database’s control file. This information can also be propagated to the catalog manually by using the （）command.

A.LIST
B.SWITCH
C.VALIDATE
D.CONFIGURE
E.RESYNC CATALOG
F.UPGRADE CATALOG

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5.多项选择题Which three features are provided by Recovery Manager and NOT provided by user-managed backup and recovery？（）

A.Online backups.
B.Skipping unused block.
C.Partial database backups.
D.Incremental block-level backup.
E.Detection of corrupted blocks during backup.

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6.多项选择题Which two SQL*Loader instructions are used to assemble logical records？（）

A.WHEN
B.INFILE
C.CONTINUEIF
D.CONCATENATE
E.TRAILING NULLCOLS

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7.单项选择题 You have discovered that a disk failure occurred on DISK1 where the data files belonging to the SYSTEM and USER_DATA tablespaces is stored. The database is currently open and you need to recover the data files. You will restore the data files to DISK2. What is the correct sequence of RMAN commands to restore and recover the data files？（）

A.A
B.B
C.C
D.D

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8.单项选择题After the recovery is complete， which command should you execute？（）

A.ALTER DATABASE OPEN；
B.ALTER DATABASE CLEAR LOGFILE；
C.ALTER DATABASE OPEN RESETLOGS；
D.ALTER DATABASE OPEN NORESETLOGS；

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9.单项选择题While connected to the database，a user on a PC receives a fatal error and the machine reboots. Which background process cleans up the failed connection？（）

A.ARCn
B.CKPT
C.DBWn
D.LGWR
E.PMON
F.SMON

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10.多项选择题You notice that your RMAN script used to copy the datafiles， control files， and archived redo log files is performing very slowly. Which two changes might you want to include in your RMAN script to speed up the COPY commands？（）

A.NOCHECKSUM
B.MAXCORRUPT
C.CHECK LOGICAL
D.BACKUP INCREMENTAL
E.CONFIGURE DEVICE TYPE ... PARALLELISM

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