1z0-043

单项选择题

You issued the following command： ALTER DATABASE ENABLE BLOCK CHANGE TRACKING； What will be the result of issuing this command？（）

A. The block change tracking feature is enabled， and the information about the system change number is written in the change tracking file.
B. The block change tracking feature is enabled， and the information about the log sequence number is written in the change tracking file.
C. The block change tracking feature is enabled， and the information about the blocks that are changed since the last backup is written in the change tracking file.
D. The block change tracking feature is enabled， and the information about the locations of the datafiles and the online redo log files are written in the change tracking file.

相关考题

You have configured your database to use RMAN for backu...

单项选择题

You have configured your database to use RMAN for backup and recovery. You must back up the datafile contained in the TS1 tablespace. The size of the datafile in the TS1 tablespace is 200 MB. You issue the following command from the RMAN prompt to perform a backup of the tablespace：
RMAN> BACKUP TABLESPACE TS1 MAXSETSIZE 100M；
Which statement is true about executing this command？（）

A. The command generates an error.
B. The command backs up the tablespace and creates a backup set of size 200 MB
C. The command backs up the tablespace and creates two backup sets of size 100 MB each.
D. The command backs up the tablespace and creates a backup set with backup pieces of size 100 MB each.

Your PROD database has been started using the server pa...

多项选择题

Your PROD database has been started using the server parameter file. In your PROD database you are using RMAN for backup and recovery operations. You issue the following commands from the RMAN prompt：
RMAN> CONFIGURE CONTROLFILE AUTOBACKUP OFF；
RMAN> BACKUP DATABASE；
Which files from the database will be backed up as a result of this BACKUP command？（）

A. control file
B. all datafiles
C. password file
D. online redo log file
E. archive redo log file
F. server parameter file
G. only the SYSTEM datafile

You are maintaining your production database in Oracle1...

单项选择题

You are maintaining your production database in Oracle10g. You want the circular reuse records in the control file of the target database to be reused as required.
Which value will you set for the CONTROL_FILE_RECORD_KEEP_TIME initialization parameter？（）

A. 0
B. 1
C. NONE
D. DEFAULT

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