更多"Your production database is running"的相关试题:
[单项选择] Your production database is running in archivelog mode and you are using recovery manager (RMAN) with recovery catalog to perform the database backup at regular intervals. When you attempt to restart the database instance after a regular maintenance task on Sunday, the database fails to open displaying the message that the data file belonging to the users tablespace are corrupted. The steps to recover the damaged data files are follows: 1. Mount the database 2. Open the database 3. Recover the data file 4. Restore the data file 5. Make the data file offline 6. Make the data file online Which option identifies the correct sequence that you must use to recover the data files?（）
A. 2, 4, 3
B. 1, 4, 3, 2
C. 2, 5, 4, 3, 6
D. 5, 2, 4, 3, 6
E. 1, 5, 4, 3, 6, 2
[单项选择]Your database is running in ARCHIVELOG mode, and the database is open. You execute an RMAN backupand specify the KEEP clause.Which components are backed up when this option is specified?（）
A. only the control file, the current SPFILE, and data files
B. only the current SPFILE and data files if autobackup is disabled
C. only the data files and the archived redo logs
D. the control file, current SPFILE file, data files, and archived redo logs
[单项选择] Your database is running in ARCHIVELOG mode. You are performing a user-managed backup of the DATA1 tablespace. You place the DATA1 tablespace in backup mode by issuing the following statement: ALTER TABLESPACE data1 BEGIN BACKUP; While you are performing the backup, an error occurs that causes the instance to terminate abnormally. Which statement about the DATA1 tablespace is true?（）
A. The DATA1 tablespace is automatically taken out of backup mode when the instance aborts.
B. If you restart the database, the DATA1 tablespace will be automatically taken out of backup mode when the database is opened.
C. If you restart the database, the DATA1 tablespace will be automatically taken out of backup mode when the database is mounted.
D. If you restart the database, the database will not be opened.
[多项选择] Your database is running in ARCHIVELOG mode. One of the data files, USERDATA01.dbf, in the USERS tablespace is damaged and you need to recover the file until the point of failure. The backup for the datafile is available. Which three files would be used in the user-managed recovery process performed by the database administrator （）(DBA)? (Choose Three)
A. Redo logs
B. Control file
C. The latest backup of only the damaged data file
D. The latest backup of all the data file in the USERS tablespace
E. Temporary files of temporary tablespace
F. Archive Logs since the latest backup to point of failure
[单项选择]Your database is running in ARCHIVELOG mode,and the database is open. You execute an RMAN backup and specify the KEEP clause.Which components are backed up when this option is specified?（）
A. only the control file, the current SPFILE, and data files
B. only the current SPFILE and data files if autobackup is disabled
C. only the data files and the archived redo logs
D. the control file, current SPFILE file, data files, and archived redo logs
[单项选择] You database is running an ARCHIVELOG mode. The following parameter are set in your database instance: LOG_ARCHIVE_FORMAT = arch+%t_%r.arc LOG_ARCHIVE_DEST_1 = ‘LOCATION = /disk1/archive’ DB_RECOVERY_FILE_DEST_SIZE = 50G DB_RECOVERY_FILE = ‘/u01/oradata’ Which statement is true about the archived redo log files?（）
A. They are created only in the location specified by the LOG_ARCHIVE_DEST_1 parameter.
B. They are created only in the Fast Recovery Area.
C. They are created in the location specified by the LOG_ARCHIVE_DEST_1 parameter and in the default location $ORACLE_HOME/dbs/arch.
D. They are created in the location specified by the LOG_ARCHIVE_DEST_1 parameter and the location specified by the DB_RECOVERY_FILE_DEST parameter.
[单项选择] The database is running in the ARCHIVELOG mode. It has three redo log groups with one member each. Oneof the redo log groups has become corrupted. You have issued the following command during the recovery of a damaged redo log file:ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 3; Which action should you perform immediately after using this command?（）
A. You should perform a log switch
B. You should make a backup of the database
C. You should switch the database to the NONARCHIVELOG mode
D. You should shut down the database instance and perform a complete database recovery
[单项选择] Your database is in ARCHIVELOG mode. You have two online redo log groups, each of which contains one redo member. When you attempt to start the database, you receive the following errors: ORA-00313: open failed for members of log group 1 of thread 1 ORA-00312: online log 1 thread 1: 'D:/REDO01.LOG' You discover that the online redo log file of the current redo group is corrupted. Which statement should you use to resolve this issue?（）
A. ALTER DATABASE DROP LOGFILE GROUP 1;
B. ALTER DATABASE CLEAR LOGFILE GROUP 1;
C. ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 1;
D. ALTER DATABASE DROP LOGFILE MEMBER 'D:/REDO01.LOG
[单项选择] In your production database, users report that they are unable to generate reports on an important table because it does not contain any data. While investigating the reason, you realize that another user executed the TRUNCATE TABLE command, which accidentally caused the data to be lost. Now you want to recover the lost data of the table without affecting objects in other schemas. Which method must you use to recover the lost data?（）
A. Complete Recovery with online redo log
B. Complete Recovery with archived redo log
C. Tablespace Point-in-Time Recovery (TSPITR)
D. Incomplete Recovery with system change number (SCN)
[单项选择] Your ARCHIVELOG-mode database has lost three datafiles and shut down. One is assigned to the SYSTEM tablespace and two are assigned to the USERS tablespace. You can choose from the following steps to recover your database： a. Restore the three database datafiles that were lost. b. Issue the Startup Mount command to mount the database. c. Issue the alter database open command. d. Issue the alter database open resetlogs command. e. Recover the database using the recover database command. f. Recover the datafiles with the recover datafile command. g. Take the datafiles offline. Which is the correct order of these steps in this case？（）
A. a， b， e， c
B. b， e， d
C. a， b， d， c
D. b， g， c， f
E. a， b， d， f
[单项选择]Your database instance is running.You are not able to access Oracle Enterprise Manager Database Control because the listener is not started.Which tool or utility would you use to start the listener?（）
A. Oracle Net Manager
B. Listener Control utility
C. Database Configuration Assistant
D. Oracle Net Configuration Assistant
[单项选择] Your database interface is running. A user SCOTT starts a SQL *Plus session, and issues the following query: SQL> SELECT * FROM sales; Which process would retrieve the result from the database and return it to the client program?（）
A. User process
B. Server process
C. System Monitor (SMON)
D. Process Monitor (PMON)
E. Checkpoint process (CKPT)
[单项选择] Your database is in ARCHIVELOG mode. You have two online redo log groups，each of which contains one redo member. When you attempt to start the database， you receive the following errors：（）
A. ALTER DATABASE DROP LOGFILE GROUP 1
B. ALTER DATABASE CLEAR LOGFILE GROUP 1
C. ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 1
D. ALTER DATABASE DROP LOGFILE MEMBER ’D:///REDO01.LOG’
