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After performing a cle


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()

  • AThe online redo log files and online data files are opened.
  • BAll the online data file headers are checked for consistency.
  • CInstance recovery is performed before opening the database.
  • DThe path and existence of all the log file members are checked
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分类:1Z0-052题库
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