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Case 1:  1. Shut down the database and perform a backup.  2. Restore all the data files.  3. Mount the database.  4. Recover the database.  5. Without applying all the redo log files, open the database using the RESETLOGS option.  6. Back up the database.  Case 2:  1. Shut down the database and perform a backup.  2. Restore only the data files of the tablespace where user error damaged the data.  3. Mount the database. 4. Recover the database.  5. Open the database with the RESETLOGS option.  6. Back up the database.  Case 3:  1. Shut down the database.  2. Restore the data files.  3. Open the database.  4. Perform recovery to the current point in time.  Which case has the correct steps for an incomplete recovery?()

  • A、 Only case 1
  • B、 Only case 2
  • C、 Only case 3
  • D、 Case 1 and 2
  • E、 Case 2 and 3
  • F、 Case 1 and 3
  • G、 All cases, case 1, case 2, case 3

参考答案

更多 “ Case 1:  1. Shut down the database and perform a backup.  2. Restore all the data files.  3. Mount the database.  4. Recover the database.  5. Without applying all the redo log files, open the database using the RESETLOGS option.  6. Back up the database.  Case 2:  1. Shut down the database and perform a backup.  2. Restore only the data files of the tablespace where user error damaged the data.  3. Mount the database. 4. Recover the database.  5. Open the database with the RESETLOGS option.  6. Back up the database.  Case 3:  1. Shut down the database.  2. Restore the data files.  3. Open the database.  4. Perform recovery to the current point in time.  Which case has the correct steps for an incomplete recovery?()A、 Only case 1B、 Only case 2C、 Only case 3D、 Case 1 and 2E、 Case 2 and 3F、 Case 1 and 3G、 All cases, case 1, case 2, case 3” 相关考题
考题 Consider the recovery steps in each of the cases given below:  Case 1:  Shut down the database and perform a backup.  Restore all the data files.  Mount the database.  Recover the database.  Without applying all the redo log files, open the database using the RESETLOGS option.  Back up the database.  Case 2:  Shut down the database and perform a backup.  Restore only the data files of the tablespace where user error damaged the data.  Mount the database.  Recover the database.  Open the database with the RESETLOGS option.  Back up the database.  Case 3: Shut down the database  Restore the data files  Open the database  Perform recovery to the current point in time.  Which case has the correct steps for an incomplete recovery?()A、only case 1B、only case 2C、only case 3D、case 1 and 2E、case 2 and 3F、case 1 and 3G、all cases: case 1, case 2 and case 3

考题 Upon starting your database, you receive the following error:   SQL startup ORACLE instance started.  Total System Global Area 171581440 bytes Fixed Size 1298640 bytes Variable Size 146804528 bytes Database Buffers 20971520 bytes Redo Buffers 2506752 bytes Database mounted.  ORA-00313: open failed for members of log group 1 of thread 1  ORA-00312: online log 1 thread 1: ’/oracle01/oradata/orcl/redo01.log’ ORA-00312: online log 1 thread 1: ’/oracle01/oradata/orcl/redo01a.log’   You can choose from the following steps:   a. Restore the database datafiles.  b. Issue the alter database clear unarchived logfile group 1 command. c. Issue the alter database open command.  d. Issue the alter database open resetlogs command.  e. Recover the database using point-in-time recovery. f. Issue the Startup Mount command to mount the database.  g. Back up the database.  Which is the correct order of these steps in this case?()A、a, f, e, d, gB、f, e, dC、f, b, c, gD、a, f, cE、The database cannot be recovered.

考题 Every Sunday, consistent backups are performed on your database. Because of a user error, you performed an incomplete recovery on Tuesday and opened the database with the RESETLOGS option. A user error occurs again on Thursday, which necessitates an incomplete recovery. Sunday’s backup is the most recent backup available. What would you do in this scenario?()A、recovery cannot be performed because a backup was not performed after the last incomplete recoveryB、restore all the files from Sunday’s backup, and then perform an incomplete recovery up to the point in time when the user error occurred on ThursdayC、restore all the files from Sunday’s backup, and then recover up to the point in time when the RESETLOGS operation was performed on TuesdayD、restore all the files from Sunday’s backup, and open the database to reset the database to the point in time when the backup was performed on Sunday

考题 After performing a clean shut down of the database instance for maintenance, you mount the database andthen execute a command to open the database:SQL ALTER DATABASE OPEN; Which two statements are true()A、The online redo log files and online data files are opened.B、All the online data file headers are checked for consistency.C、Instance recovery is performed before opening the database.D、The path and existence of all the log file members are checked

考题 After performing a clean shut down of the database instance for maintenance, you mount thedatabase and then execute a command to open the database: SQL ALTER DATABASE OPEN;  Which two statements are true()A、The online redo log files and online data files are opened.B、All the online data file headers are checked for consistency.C、Instance recovery is performed before opening the database.D、The path and existence of all the log file members are checked

考题 You work as a database administrator for Certkiller .com. Your database is in NOARCHIVELOG mode. The database has been configured with three redo logs groups, and there have been five log switches. You lost one non-system-critical data file from your database.  Which method would you use to recover the data file?()A、Restore all the data files and open the databaseB、Create the data file and performtablespacerecoveryC、No need to restore any file, just recover the databaseD、Restore only the system data file and recover the databaseE、Restore only lost date file and performtablespacerecovery

考题 You are using recovery Manager (RMAN) with a recovery catalog to backup up your production database. The backups and the archived redo log files are copied to a tape drive on a daily basis. The database was open and transactions were recorded in the redo logs. Because of fire in the building you lost your servers having the production database and the recovery catalog database. The archive log files generated after the last backup are intact on one of the remote locations. While performing a disaster recovery of the production database what is the next step that you must perform after restoring the data files and applying archived redo logs?()A、Open the database in NORMAL modeB、Open the database in read-only modeC、Open the database in RESTRICTED modeD、Open the database with the RESETLOGS option

考题 You work as a database administrator for Supportcenter.cn. You started the instance using theinit.orafile. You have two control files and three redo log groups in your database. You decided to protect the database against failures by adding one more control file. Which file is the appropriate way to perform this task?()A、Shut down the instance, copy the control file to the third location and open the database.B、Abort the instance, copy the control file to the third location, modify the CONTROL_FILES parameter in theinit.orafile and open the database.C、Copy the control file to the third location, modify the CONTROL_FILES parameter in theinit.orafile, restart the instance and open the database.D、Shut down the instance, copy the control file to the third location, modify the CONTROL_FILES parameter in theinit.orafile and open the database.E、Shut down the instance, startup in the mount state, copy the control file to the third location, modify the CONTROL_FILES parameter ininit.oraand open the database.

考题 You are using Recovery Manager (RMAN) with a recovery catalog to back up your production database. Thebackups and the archived redo log files are copied to a tape drive on a daily basis. Because of media failure,you lost your production database completely along with the recovery catalog database.You want to recover the target database and make it functional. You consider performing the following steps to accomplish the task: 1) Restore an autobackup of the server parameter file. 2) Restore the control file 3) Start the target database instance 4) Mount the database 5) Restore the data files 6) Open the database with RESETLOGS option 7) Recover the data files 8) Set DBID for the target database Which option illustrates the correct sequence that you must use?()A、8,1,3,2,4,5,7,6B、1,8,3,4,2,5,7,6C、1,3,4,2,8,5,6,7D、1,3,2,4,6,5,7,8

考题 Which are the correct steps, in order, to deal with the loss of an online redo log if the database has not yet crashed?()   a. Issue a checkpoint.  b. Shut down the database.  c. Issue an alter database open command to open the database.  d. Startup mount the database.  e. Issue an alter database clear logfile command.  f. Recover all database datafiles.A、a, b, c, dB、b, d, e, cC、a, b, d, e, cD、b, f, d, f, cE、b, d, a, c

考题 You are maintaining the PROD database for NetFx Corporation. You have configured controlfile autobackup in your database. At 6:00 P.M. on Monday, you issue the following command:       RMANBACKUP DATABASE;  At 8:00 A.M. on Tuesday, you are unable to start the database because all the control files are missing. You decide to restore the control files from the backup by using the RMAN RESTORE CONTROLFILE FROM AUTOBACKUP; command. Which operation should you perform before using the RMAN RESTORE CONTROLFILE FROM AUTOBACKUP; command?()A、 Start the database in the MOUNT stage.B、 Back up the control file to trace.C、 Set the DBIDD、 Issue the RECOVER DATABASE command.

考题 Data file DF1 belongs to tablespace TS1.,and the database is in ARCHIVELOG mode. You did an incomplete recover in the following steps:   1. Take data file DF1 offline.  2. Copy a backup copy of DF1 into the current DF1 location.  3. Execute RECOVER DATAFILE UNTIL TIME sometime in the past.  4. Bring DF1 online.  5. Execute ALTER DATABASE OPEN RESETLOGS.   To guarantee that the database is recoverable in the future, what is the least amount of work needed?()A、Back up the data file.B、Bring tablespace TS1 online.C、Copy redo logs to the backup directory.D、Make a complete backup right after opening the database.

考题 You work as a database administrator for Supportcenter.cn. Your database is in NOARCHIVELOG mode. The database has been configured with three redo logs groups, and there have been five log switches. You lost one non-system-critical data file from your database. Which method would you use to recover the data file?()A、Restore all the data files and open the databaseB、Create the data file and perform tablespace recoveryC、No need to restore any file, just recover the databaseD、Restore only the system data file and recover the databaseE、Restore only lost date file and performtablespacerecovery

考题 You have lost all your online redo logs. As a result, your database has crashed. You have tried to restart the database and clear the online redo log files, but when you try to open the database you get the following error.   SQL startup ORACLE instance started.  Total System Global Area 167395328 bytes Fixed Size 1298612 bytes Variable Size 142610252 bytes Database Buffers 20971520 bytes Redo Buffers 2514944 bytes Database mounted.  ORA-00313: open failed for members of log group 2 of thread 1 ORA-00312: online log 2 thread 1: ,,/oracle01/oradata/orcl/redo02a.log ORA-27037: unable to obtain file status Linux Error: 2: No such file or directory Additional information: 3  ORA-00312: online log 2 thread 1: ,,/oracle01/oradata/orcl/redo02.log ORA-27037: unable to obtain file status Linux Error: 2: No such file or directory Additional information: 3  SQL alter database clear logfile group 2; alter database clear logfile group 2 * ERROR at line 1:  ORA-01624: log 2 needed for crash recovery of instance orcl (thread 1) ORA-00312: online log 2 thread 1: ,,/oracle01/oradata/orcl/redo02.log ORA-00312: online log 2 thread 1: ,,/oracle01/oradata/orcl/redo02a.log   What steps must you take to resolve the error?() a. Issue the recover database redo logs command.  b. Issue the Startup Mount command to mount the database.  c. Restore the last full database backup.  d. Perform a point-in-time recovery, applying all archived redo logs that are available.  e. Restore all archived redo logs generated during and after the last full database backup.  f. Open the database using the alter database open resetlogs command.  g. Issue the alter database open command.A、b, a, fB、e, b, a, fC、e, b, a, gD、b, a, gE、c, e, b, d, f

考题 Your database is set in NOARCHIVELOG mode and is backed up every night. There are 10 redo log groups on the database, each with three members, making a total of 30 redo log files. At lunchtime the server unexpectedly gets shut down. Upon restarting you notice that the data file belonging to the SYSTEM tablespace has become corrupted. You also notice that there have been 15 log switches during the day. Which solution should you use to recover as much committed data as possible?()A、Restore the data file for the SYSTEM tablespace then open the database. B、Restore all redo logs form last night's backup, then restart the database. C、Perform a complete restore of all files from last night's backup. Data entered into the database today must be reentered. D、Mount the instance, take the SYSTEM tablespace offline, open the database, and then restore the data file, recover it, and bring the tablespace online. 

考题 Two data files have been deleted at the operating system level by accident. Your database is running in ARCHIVELOG mode and online backups are taken nightly. One of the data files that has been deleted belongs to the USERS tablespace on the other belongs to the SYSTEM tablespace. How can you recover from this situation?()A、Shut down the database, restore the two data files and then start up the database. B、Take the system and users tablespace offline, restore the two data files, recover the two datafiles, and then bring the SYSTEM and USERS tablespaces online. C、Shut down the database, restore the two data files, start up the database in MOUNT mode, recover the two data files, and then alter the database open. D、Take the SYSTEM and USERS tablespaces offline, recover the two datafiles and then bring the SYSTEM and USERS tablespaces online.

考题 单选题Two data files have been deleted at the operating system level by accident. Your database is running in ARCHIVELOG mode and online backups are taken nightly. One of the data files that has been deleted belongs to the USERS tablespace on the other belongs to the SYSTEM tablespace. How can you recover from this situation?()A Shut down the database, restore the two data files and then start up the database. B Take the system and users tablespace offline, restore the two data files, recover the two datafiles, and then bring the SYSTEM and USERS tablespaces online. C Shut down the database, restore the two data files, start up the database in MOUNT mode, recover the two data files, and then alter the database open. D Take the SYSTEM and USERS tablespaces offline, recover the two datafiles and then bring the SYSTEM and USERS tablespaces online.

考题 单选题You are using Recovery Manager (RMAN) with a recovery catalog to back up your production database. The backups and the archived redo log files are copied to a tape drive on a daily basis. Because of media failure, you lost your production database completely along with the recovery catalog database. You want to recover the target database and make it functional. You could consider performing the following steps to accomplish this task:   1) Restore an autobackup of the server parameter file.  2) Restore the control file.  3) Start the target database Instance.  4) Mount the database. 5) Restore the data files.  6) Open the database with the RESETLOGS option.  7) Recover the data files.  8) Set DBID for the target database   Which option illustrates the correct sequence that you must use?()A  8, 1, 3, 2, 4, 5, 7, 6B  1, 8, 3, 4, 2, 5, 7, 6C  1, 3, 4, 2, 8, 5, 6, 7D  1, 3, 2, 4, 6, 5, 7, 8

考题 单选题Consider the recovery steps in each of the cases given below:  Case 1:  Shut down the database and perform a backup.  Restore all the data files.  Mount the database.  Recover the database.  Without applying all the redo log files, open the database using the RESETLOGS option.  Back up the database.  Case 2:  Shut down the database and perform a backup.  Restore only the data files of the tablespace where user error damaged the data.  Mount the database.  Recover the database.  Open the database with the RESETLOGS option.  Back up the database.  Case 3: Shut down the database  Restore the data files  Open the database  Perform recovery to the current point in time.  Which case has the correct steps for an incomplete recovery?()A only case 1B only case 2C only case 3D case 1 and 2E case 2 and 3F case 1 and 3G all cases: case 1, case 2 and case 3

考题 单选题You work as a database administrator for Supportcenter.cn. Your database is in NOARCHIVELOG mode. The database has been configured with three redo logs groups, and there have been five log switches. You lost one non-system-critical data file from your database. Which method would you use to recover the data file?()A Restore all the data files and open the databaseB Create the data file and perform tablespace recoveryC No need to restore any file, just recover the databaseD Restore only the system data file and recover the databaseE Restore only lost date file and performtablespacerecovery

考题 单选题You work as a database administrator for Certkiller .com. Your database is in NOARCHIVELOG mode. The database has been configured with three redo logs groups, and there have been five log switches. You lost one non-system-critical data file from your database.  Which method would you use to recover the data file?()A Restore all the data files and open the databaseB Create the data file and performtablespacerecoveryC No need to restore any file, just recover the databaseD Restore only the system data file and recover the databaseE Restore only lost date file and performtablespacerecovery

考题 单选题Your multitenant container (CDB) containing three pluggable databases (PDBs) is running in ARCHIVELOG mode. You find that the SYSAUX tablespace is corrupted in the root container. The steps to recover the tablespace are as follows: 1. Mount the CDB. 2. Close all the PDBs. 3. Open the database. 4. Apply the archive redo logs. 5. Restore the data file. 6. Take the SYSAUX tablespace offline. 7. Place the SYSAUX tablespace online. 8. Open all the PDBs with RESETLOGS. 9. Open the database with RESETLOGS. 10. Execute the command SHUTDOWN ABORT. Which option identifies the correct sequence to recover the SYSAUX tablespace?()A 6,5,4,7B 10,1,2,5,8C 10,1,2,5,4,9,8D 10,1,5,8,10

考题 单选题Your database is set in NOARCHIVELOG mode and is backed up every night. There are 10 redo log groups on the database, each with three members, making a total of 30 redo log files. At lunchtime the server unexpectedly gets shut down. Upon restarting you notice that the data file belonging to the SYSTEM tablespace has become corrupted. You also notice that there have been 15 log switches during the day. Which solution should you use to recover as much committed data as possible?()A Restore the data file for the SYSTEM tablespace then open the database. B Restore all redo logs form last night's backup, then restart the database. C Perform a complete restore of all files from last night's backup. Data entered into the database today must be reentered. D Mount the instance, take the SYSTEM tablespace offline, open the database, and then restore the data file, recover it, and bring the tablespace online. 

考题 单选题You are using Recovery Manager (RMAN) with a recovery catalog to back up your production database. The backups and the archived redo log files are copied to a tape drive on a daily basis. Because of media failure, you lost your production database completely along with the recovery catalog database. You want to recover the target database and make it functional. You consider performing the following steps to accomplish the task:   1) Restore an autobackup of the server parameter file. 2) Restore the control file  3) Start the target database instance  4) Mount the database  5) Restore the data files  6) Open the database with RESETLOGS option  7) Recover the data files  8) Set DBID for the target database   Which option illustrates the correct sequence that you must use?()A  8, 1, 3, 2, 4, 5, 7, 6B  1, 8, 3, 4, 2, 5, 7, 6C  1, 3, 4, 2, 8, 5, 6, 7D  1, 3, 2, 4, 6, 5, 7, 8

考题 单选题You are using recovery Manager (RMAN) with a recovery catalog to backup up your production database. The backups and the archived redo log files are copied to a tape drive on a daily basis. The database was open and transactions were recorded in the redo logs. Because of fire in the building you lost your servers having the production database and the recovery catalog database. The archive log files generated after the last backup are intact on one of the remote locations. While performing a disaster recovery of the production database what is the next step that you must perform after restoring the data files and applying archived redo logs?()A Open the database in NORMAL modeB Open the database in read-only modeC Open the database in RESTRICTED modeD Open the database with the RESETLOGS option

考题 单选题You are using recovery Manager (RMAN) with a recovery catalog to backup up your production database. The backups and the archived redo log files are copied to a tape drive on a daily basis. The database was open and transactions were recorded in the redo logs. Because of fire in the building you lost your servers having the production database and the recovery catalog database. The archive log files generated after the last backup are intact on one of the remote locations. While performing a disaster recovery of the production database what is the next step that you must perform after restoring the data files and applying archived redo logs?()A Open the database in NORMAL modeB Open the database in read-only modeC Open the database in RESTRICTED modeD Open the database with the RESETLOGS option

考题 单选题You are using Recovery Manager (RMAN) with a recovery catalog to back up your production database. Thebackups and the archived redo log files are copied to a tape drive on a daily basis. Because of media failure,you lost your production database completely along with the recovery catalog database.You want to recover the target database and make it functional. You consider performing the following steps to accomplish the task: 1) Restore an autobackup of the server parameter file. 2) Restore the control file 3) Start the target database instance 4) Mount the database 5) Restore the data files 6) Open the database with RESETLOGS option 7) Recover the data files 8) Set DBID for the target database Which option illustrates the correct sequence that you must use?()A 8,1,3,2,4,5,7,6B 1,8,3,4,2,5,7,6C 1,3,4,2,8,5,6,7D 1,3,2,4,6,5,7,8