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Oracle

1Z0-083 · Question #244

Which three tasks can be automatically performed by the Automatic Data Optimization feature of Information lifecycle Management (ILM)?

The correct answer is A. Tracking the most recent read time for a table segment in a user tablespace B. Tracking the most recent write time for a table segment in a user tablespace C. Tracking insert time by row for table rows. Oracle's Automatic Data Optimization (ADO) automatically tracks segment-level read/write times in user tablespaces (A, B) and row-level insert times (C) - these three are the core tracking capabilities ADO uses to evaluate data "heat" and apply ILM policies like compression or…

Monitoring and Tuning

Question

Which three tasks can be automatically performed by the Automatic Data Optimization feature of Information lifecycle Management (ILM)?

Options

  • ATracking the most recent read time for a table segment in a user tablespace
  • BTracking the most recent write time for a table segment in a user tablespace
  • CTracking insert time by row for table rows
  • DTracking the most recent write time for a table block
  • ETracking the most recent read time for a table segment in the SYSTEM tablespace
  • FTracking the most recent write time for a table segment in the SYSAUX tablespace Correct

How the community answered

(29 responses)
  • A
    93% (27)
  • D
    3% (1)
  • E
    3% (1)

Explanation

Oracle's Automatic Data Optimization (ADO) automatically tracks segment-level read/write times in user tablespaces (A, B) and row-level insert times (C) - these three are the core tracking capabilities ADO uses to evaluate data "heat" and apply ILM policies like compression or tiering.

Why the distractors are wrong:

  • D is wrong because ADO tracks at the segment level, not the block level - block-level granularity is too fine and not how ADO policies are evaluated.
  • E is wrong because the SYSTEM tablespace is excluded from ADO tracking; ILM applies to user data, not system-managed segments.
  • F is wrong for the same reason - SYSAUX is also a system tablespace and is excluded from ADO heat tracking.

Memory tip: Think "User Segment, User Row" - ADO only tracks activity on user tablespace segments (read + write) and individual rows (insert time). Anything at the block level or in system tablespaces (SYSTEM/SYSAUX) is out of scope for ADO.

Topics

#ADO (Automatic Data Optimization)#ILM#Heat Map tracking#Tablespace segments

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