RMAN中的COPY命令与BACKUP命令生成的备份文件不同,BACKUP命令生成的备份集,文件中的数据是以RMAN的专有格式进行保存的。
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:
无论是使用BACKUP、COPY还是BAKCUP AS COPY,在恢复数据库时都需要用到RESTORE命令。
第3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?()
第4题:
RMAN的COPY命令生成的图像副本最好经过压缩来存储,以节约磁盘空间和提高恢复速度。
第5题:
下列命令中,仅拷贝表文件结构的命令是()
第6题:
DOS中备份文件命令是()。从备份盘中恢复文件的命令是()。
第7题:
You want to perform an RMAN backup of database as a copy. Which two factors will you consider whileperforming the backup operation?() (Choose two).
第8题:
When CONFIGURE CONTROLFILE AUTOBACKUP is set to ON, RMAN automatically performs a control file autobackup in which three situations?()
第9题:
The backup as copy can only be taken to disk
The backup as copy can only be taken to tape
Backup can be performed only when the instance is shutdown
Backup will constitute all used and unused blocks in the database
第10题:
The copy of the datafile created is stored in the RMAN repository.
The copy of the datafile created can be viewed using the LIST BACKUP command.
The copy of the datafile created using this COPY command can be placed only on the disk.
The copy of the datafile created is similar to the backup of the file created using the BACKUP command.
The copy of the datafile created can be used for recovering the database using the user-managed recovery method.
第11题:
对
错
第12题:
对
错
第13题:
下面命令执行后都生成TEMP.DBF文件,其中肯定生成空文件的命令是( )。
A.SORT TO TEMP
B.COPY TOTEMP
C.COPY STRUCTURE TO TEMP
D.COPY STRUCTURE TO TEMP EXTENDED
第14题:
OFFSET命令与COPY命令有什么区别?如何COPY命令连续复制多个对象?
第15题:
为磁盘拷贝命令,此命令只能拷贝软盘,硬盘和网络驱动器不能使用此命令()。
第16题:
COPY命令可以备份的文件有()
第17题:
下面命令执行后都生成TEMP.DBF文件,其中肯定生成空文件的命令是()
第18题:
You want to perform the database backup when user activity on your system is low, such as between 12:00 a.m. and 2:00 am. Which command terminates with an error if the backup is not complete at the end of the specified duration?()
第19题:
You want to perform an RMAN backup of database as a copy. Which two factors will you consider while performing the backup operation?()
第20题:
At the end of every RUN block.
After every SET CONTROLFILE AUTOBACKUP FORMAT command.
After every BACKUP or COPY command issued at the RMAN prompt.
At the end of every RUN block if the last command in the block was either BACKUP or COPY.
Whenever a BACKUP or COPY command within a RUN block is followed by a command that is neither BACKUP nor COPY.
After every BACKUP or COPY command within a RUN block that is followed by the CONFIGURE CONTROLFILE AUTOBACKUP FORMAT command.
第21题:
第22题:
The backup as copy can only be taken to disk
The backup as copy can only be taken to tape
Backup can be performed only when the instance is shutdown
Backup will constitute all used and unused blocks in the database
第23题:
对
错