Oracle认证考试
You want to perform an RMAN backup of database as a copy. Which two factors will you consider whileperforming the backup operation?（） (Choose two).A、The backup as copy can only be taken to diskB、The backup as copy can only be taken to tapeC、Backup can be
题目
You want to perform an RMAN backup of database as a copy. Which two factors will you consider whileperforming the backup operation?（） (Choose two).
- A、The backup as copy can only be taken to disk
- B、The backup as copy can only be taken to tape
- C、Backup can be performed only when the instance is shutdown
- D、Backup will constitute all used and unused blocks in the database
相似问题和答案
第1题：
A. The backup as copy can only be taken to disk
B. The backup as copy can only be taken to tape
C. Backup can be performed only when the instance is shutdown
D. Backup will constitute all used and unused blocks in the database
第2题：
A. Backup compression should be enabled
B. Parallelism for the channel should be set to 2
C. All the files must be backed up as backup sets
D. The backup may be stored either on disk or on media with media manager
第3题：
A. Backup compression should be enabled
B. Parallelism for the channel should be set to 2
C. All the files must be backed up as backup sets
D. The backup may be stored either on disk or on media with media manager
第4题：
You have enabled backup optimization for the RMAN environment. Identify two criteria on which RMAN will skip the file, if it has already been backed up.（） (Choose two.)
- A、The data file backup is done with multiple channels
- B、The data files is in the read-write mode after being backed up in the read only mode
- C、The backup was taken after the data files was taken offline-normal or is in the read only mode
- D、The data file backup complies with the back retention policy and the backup duplexing feature
正确答案:C,D
第5题：
A. The backup as copy can only be taken to disk
B. The backup as copy can only be taken to tape
C. Backup can be performed only when the instance is shutdown
D. Backup will constitute all used and unused blocks in the database
第6题：
Consider the following scenario for your database:- Backup optimization is enabled in RMAN.- The recovery window is set to 7 days in RMAN.- The most recent backup to disk for the TOOLS tablespace was taken on November 3, 2007.- The TOOLS tablespace is read-only since November 4, 2007.On November 23, 2007, you issue the RMAN command to back up the database to disk.Which statement is true regarding the backup of the TOOLS tablespace?（）
A. The RMAN backup fails because the TOOLS tablespace is read-only
B. The RMAN skips the backup of the tablespace because backup optimization is enabled
C. The RMAN makes backup because optimization can be enabled only for backups to disk
D. The RMAN makes the backup because no backup of the tablespace exists within the seven day window
第7题：
A. The data file backup is done with multiple channels
B. The data files is in the read-write mode after being backed up in the read only mode
C. The backup was taken after the data files was taken offline-normal or is in the read only mode
D. The data file backup complies with the back retention policy and the backup duplexing feature
第8题：
A. The data file backup is done with multiple channels
B. The data files is in the read-write mode after being backed up in the read only mode
C. The backup was taken after the data files was taken offline-normal or is in the read only mode
D. The data file backup complies with the back retention policy and the backup duplexing feature
第9题：
Your database in running in the ARCHIVELOG mode. You issue the following command to back up datafile 2 in your database. RMAN> COPY DATAFILE 2 TO ’D:///ORACLE/ORA90/MYNEWDB/DA2.DBF’； Which two statements are true regarding the backup created using this command？（）
- A、 The copy of the datafile created is stored in the RMAN repository.
- B、 The copy of the datafile created can be viewed using the LIST BACKUP command.
- C、 The copy of the datafile created using this COPY command can be placed only on the disk.
- D、 The copy of the datafile created is similar to the backup of the file created using the BACKUP command.
- E、 The copy of the datafile created can be used for recovering the database using the user-managed recovery method.
正确答案:C,E
第10题：
You work as a database administrator for Supportcenter.cn. You are using Recovery Manager （RMAN） to perform backups in your databases. Which four backup operations can be performed using RMAN？（）
- A、A backup of the target database when it is mounted
- B、A backup of online redo log files when the database is open
- C、A backup of only used data blocks in the file beingbeingbackup up
- D、A backup of online， read/write data files when the database is open
- E、A backup of only those data blocks that have changed since a previous backup
- F、A backup of online， read/write data files when the database is in the NOMOUNT state.
正确答案:A,C,D,E