Oracle
1Z0-338 · Question #79
What happens in an Exadata Database Machine when the DUPLICATE sub-clause of the INMEMORY attribute is specified?
The correct answer is B. Each In-Memory Compression Unit in the IM column store will have a mirrored copy placed on another. Explanation/Reference:
Implementing Exadata Features
Question
What happens in an Exadata Database Machine when the DUPLICATE sub-clause of the INMEMORY attribute is specified?
Options
- AThe DUPLICATE sub-clause enables parallel execution NUMA support.
- BEach In-Memory Compression Unit in the IM column store will have a mirrored copy placed on another
- CThe command allows the current instance to exceed DRAM limits and expand across memory, flash,
- DThe command creates an in-memory snapshot for write_only access.
- EThe In-Memory Compression Unit will have a mirrored copy placed on every other node in the RAC
How the community answered
(39 responses)- A18% (7)
- B72% (28)
- C3% (1)
- D3% (1)
- E5% (2)
Explanation
Explanation/Reference:
Topics
#In-Memory Column Store#DUPLICATE clause#IMCU mirroring#RAC In-Memory
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