Examine the following RMAN script: <img src="/Image1/8f/8f6ae977843b4c5b19a0ab17d4243ec9.jpg" /> Which statement describes the purpose of the script?（）<br>A:The data file is checked for physical corruption and backed up if found clean.<br>B:The backup of data file 5 is performed and the interactive messages during the backup are suppressed.<br>C:The existing backup for the data file is checked and the backup is performed if there are changes in the data file after the last backup.<br>D:The backup of data file 5 is performed and all SQL statements that are executed during RMAN compilation and their results are displayed

Examine the following RMAN script:

Which statement describes the purpose of the script?（）
A:The data file is checked for physical corruption and backed up if found clean.
B:The backup of data file 5 is performed and the interactive messages during the backup are suppressed.
C:The existing backup for the data file is checked and the backup is performed if there are changes in the data file after the last backup.
D:The backup of data file 5 is performed and all SQL statements that are executed during RMAN compilation and their results are displayed

出自：Oracle认证

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