When the instance is started
When the database is mounted
When the database is opened
When the database is closed
第1题:
You work as a database administrator for Supportcenter.cn. In a production environment, users complain about the slow response time when accessing the database. You have not optimized the memory usage of the Oracle instance and you suspect the problem to be with the memory. To which type of object would you refer to determine the cause of the slow response?()
第2题:
In a situation where no multiplexing of redo logs takes place, what happens when Oracle cannot read data from the online redo log group for archiving?()
第3题:
Another DBA issues a shutdown abort command on a database on which you were running an online backup. What will happen when you try to restart the database?()
第4题:
When issuing the duplicate database command, you use the parameter DB_FILE_NAME_CONVERT. For what purpose do you use this parameter?()
第5题:
You enable block change tracking. You issue the following command: BACKUP INCREMENTAL LEVEL 0 DATABASE; The next day, you issue the following command: BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE; Which statement about the use of the change tracking file is true?()
第6题:
When determining the number of UNDO segments in a database, which of the following choices identifies a factor to consider? ()
第7题:
Oracle will automatically take the datafile out of hot backup mode,generate a warning message,and then open the database.
Oracle will automatically take the datafile out of hot backup mode and then open the database.
Oracle will generate an error when trying to open the database,indicating that a datafile is in hot backup mode.You will need to correct this error before you can open the database.
The database will open with the file in hot backup mode. You can restart the backup at any time.
The datafile in hot backup mode will be corrupted and you will have to recover it.
第8题:
The DATA1 tablespace is automatically taken out of backup mode when the instance aborts.
If you restart the database, the DATA1 tablespace will be automatically taken out of backup mode when the database is opened.
If you restart the database, the DATA1 tablespace will be automatically taken out of backup mode when the database is mounted.
If you restart the database, the database will not be opened.
第9题:
The DATA1 tablespace is automatically taken out of backup mode when the instance aborts.
If you restart the database,the DATA1 tablespace will be automatically taken out of backup mode when the database is opened.
If you restart the database,the DATA1 tablespace will be automatically taken out of backup mode when the database is mounted.
If you restart the database,the database will not be opened.
第10题:
The database opens normally.
The database prompts for a database recovery.
The database writer writes to a trace file, indicating that the temporary file is not found.
The database gets mounted and throws an error indicating that the temporary file requires recovery.
第11题:
The database user dump destination directory
The database diagnostic destination directory
To $ORACLE_HOME/rdbms
To $ORACLE_HOME/admin
To the directory and filename you specify in the command
第12题:
RMAN reads the block change tracking file only when it performs the incremental level 0 backup.
RMAN reads the block change tracking file when it performs both incremental backups.
RMAN reads the block change tracking file only when it performs the incremental level 1 backup.
RMAN does not read the block change tracking file when it performs either incremental backup.
第13题:
Last night, a media failure caused the loss of a temporary file that belongs to your database. Which two things may happen this morning when you try to open your database?()
第14题:
In which situation would you use static database registration for a listener()
第15题:
When you create a backup control file, where is the resulting file written to?()
第16题:
Oracle Grid Infrastructure for a stand-alone server is installed on your production host before installing the Oracle Database server. The database and listener are configured by using Oracle Restart. Examine the following command and its output: $ crsctl config has CRS-4622: Oracle High Availability Services auto start is enabled. What does this imply?()
第17题:
You executed the command to create a password file in the database server: $ orapwd file=orapworcl entries=5ignorecase=N Which statement describes the purpose of the above password file()
第18题:
You are managing the Oracle database. Which of the following choices correctly identifies when Oracle reads the contents of the init.ora file?()
第19题:
When the instance is started
When the database is mounted
When the database is opened
When the database is closed
第20题:
MMON
LGWR
ARCH
ARWR
COPY
第21题:
You must have started the database instance in restricted mode.
You must have started the database instance inNORMALmode.
You must have started the database instance with server parameter file.
You must have started the database instance but must not have mounted.
You must have started the database instance but must not have opened.
第22题:
Size of typical transactions
Concurrent transactions
Size of rows in table most frequently changed
Number of anticipated disk sorts
第23题:
To indicate the location of the auxiliary-instance online redo logs.
To indicate the location of the target database datafiles.
To indicate the location of the auxiliary-instance control file and online redo logs.
To indicate the location of the auxiliary-instance database datafiles.
This is not a valid parameter when duplicating a database.
第24题:
RMAN reads the block change tracking file only when it performs the incremental level 0 backup.
RMAN reads the block change tracking file when it performs both incremental backups.
RMAN reads the block change tracking file only when it performs the incremental level 1 backup.
RMAN does not read the block change tracking file when it performs either incremental backup.