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You executed the following command： RMAN> RECOVER COPY OF DATAFILE ’/u01/app/oracle/oradata/orcl/users01.dbf’； Which statement regarding the above command is correct？（）
- A、 The ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file is recovered from the image copy.
- B、 The ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file is recovered from the last incremental backup.
- C、 Image copies of the ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file are updated with all changes up to incremental backup SCN.
- D、 Image copies of the ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file are recovered using the above command if data file recovery fails.
参考答案
更多 “ You executed the following command： RMAN RECOVER COPY OF DATAFILE ’/u01/app/oracle/oradata/orcl/users01.dbf’； Which statement regarding the above command is correct？（） A、 The ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file is recovered from the image copy.B、 The ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file is recovered from the last incremental backup.C、 Image copies of the ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file are updated with all changes up to incremental backup SCN.D、 Image copies of the ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file are recovered using the above command if data file recovery fails.” 相关考题
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单选题You issue the following statement： SQL SELECT FIRSTNAME， LASTNAME FROM HR.EMPLOYEE； You receive the following error： 01578： ORACLE data block corrupted （file# 6， block # 54） ORA-01110 ： data file 6： ’u01/oracle/oradata/data1.dbf’ How will you resolve this problem of data block corruption by reducing the mean time to recover （MTTR）？（）A
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考题
多选题Examine the commands executed in a DBA session：SQL CREATE BIGFILE TABLESPACE MRKT 2 DATAFILE ’/u01/app/oracle/oradata/orcl/mrkt.dbf’ size 10M LOGGING 3 EXTENT MANAGEMENT LOCALSEGMENT SPACE MANAGEMENT AUTO； Tablespace created. SQL ALTER DATABASE DEFAULT TABLESPACE MRKT； Database altered. Which two statements are trueregarding the MRKT tablespace（）ANo more data files can be added to the tablespace.BSegment space is managed by free lists in the tablespace.CA user created without being assigned a default tablespace uses this tablespace.DThe tablespace can be dropped with the current setting with segments present in it
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单选题What is the impact of the results of the output of the following command？（） RMAN report unrecoverable database； Report of files that need backup due to unrecoverable operations File Type of Backup Required Name 4 full or incremental C:///ORACLE/ORADATA/ORCL/USERS01.DBFA
There are no backup sets with any backups of the users01.dbf datafile.B
The users01.dbf datafile has had unrecoverable operations occur in it. It will need to be backed up or some data loss is possible during a recovery.C
The users01.dbf datafile is corrupted.D
The users01.dbf datafile backup exceeds the retention criteria.E
The last backup of the users01.dbf datafile failed and must be rerun.
考题
单选题What does the output on this report indicate？（） RMAN report need backup； RMAN retention policy will be applied to the command RMAN retention policy is set to redundancy 1 Report of files with less than 1 redundant backups File #bkps Name 5 0 C:///ORACLE/ORADATA/ORCL/MY_DATA_01.DBFA
The my_data_01.dbf datafile is corrupted and needs to be restored.B
The my_data_01.dbf datafile has not yet been backed up. This report does not imply that the data in the datafile can not be recovered.C
The my_data_01.dbf datafile has not yet been backed up. This report implies that the data in the datafile can not be recovered.D
The my_data_01.dbf datafile no longer meets the retention criteria for backups.E
Datafile 5 is missing.
考题
单选题You issue the following command in Oracle: CREATE TABLESPACE DAT_TBS DATAFILE "dat_tbs.dbf" SIZE 2M;. Later queries against the database reveal that the tablespace is located in the /u01/oradata/oracle directory. Which of the following choices identifies how Oracle likely determined what directory to place dat_tbs.dbf file in?（）A
DB_CREATE_FILE_DEST B
DB_CREATE_ONLINE_LOG_1 C
DB_CREATE_ONLINE_LOG_2D
The directory is an operating system-specific default value in Oracle that can neigher be specified manually nor changed
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