Dbf c the command creates a copy of the

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Unformatted text preview: d places it in +tdgroupA/data after remaining the file to datafile.dbf. D. The command creates a synonym, datafile.dbf, and places it in +tdgroupA/data and does not remove the +tdgroupA.231.45678 file. E. The command creates a file, datafile.dbf, in +tdgroupA/ data and removes the references for +tdgroupA.231.45678 from the data dictionary views. Actualtests.com - The Power of Knowing 1Z0-042 Answer: D Alias names (or just "aliases") are intended to provide a more user-friendly means of referring to ASM files, rather than using the system-generated filenames. You can create an alias for a file when you create it in the database, or you can add an alias to an existing file using the ADD ALIAS clause of the ALTER DISKGROUP statement. You can create an alias in any system-generated or user-created ASM directory. You cannot create an alias at the root level (+), however. The following statement adds a new alias name for a system-generated file name: ALTER DISKGROUP dgroup1 ADD ALIAS '+dgroup1/mydir/second.dbf' FOR '+dgroup1/sample/datafile/mytable.342.3'; REF.: Oracle(r) 10g Administrator Guide, 12-28 QUESTION 88: Exhibit One the evening of April 22, you are working on a database created using Oracle Database 10g. This database operates in the ARCHIVELOG mode. You discover that you need crucial data that was dropped from the database at 8:00 a.m. No full backup has been taken after April 15. What would you do? A. recover the database until April 10 B. recover the database until April 15 C. recover the database until 22 7:59 a.m. D. recovery is not possible; manually re-create the object Answer: C RMAN simplifies recovery operations using backups taken from earlier database incarnation so that it is easy as recovering a backup from the same incarnation. The simplified recovery through RESETLOGS feature is an enhancement to recovery operations so that previous incarnation backups can be used for recovery of the current database incarnation. You use this feature when you have performed an incomplete re...
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This document was uploaded on 03/08/2014.

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