Which two features o...

多项选择题X 纠错

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.

参考答案：

进入题库练习

查答案就用赞题库小程序还有拍照搜题语音搜题快来试试吧

无需下载立即使用

你可能喜欢

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；

点击查看答案进入题库练习

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.

点击查看答案进入题库练习

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

点击查看答案进入题库练习

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

点击查看答案进入题库练习

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.

点击查看答案进入题库练习

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

点击查看答案进入题库练习

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？（）