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Oracle认证考试

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Which two statements are true about the Automatic Diagnostic Repository (ADR)?() 

  • A、 The ADR base keeps all diagnostic information in binary format
  • B、 SQL*Plus provides the ADRI script, which can be used to work with ADR
  • C、 The ADR can be used for problem diagnosis only when the database is open
  • D、 The ADR can be disabled by settting the DIAGNOSTIC_DEST parameter to null
  • E、 The ADR can be used for problem diagnosis even when the database instance is down
  • F、 The ADR base is shared across multiple instances
正确答案:E,F
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