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Exam 1z0-070 topic 1 question 75 discussion

Actual exam question from Oracle's 1z0-070
Question #: 75
Topic #: 1
[All 1z0-070 Questions]

Which three statements are true about Automatic Hard Disk Scrubbing and repair on high-capacity storage servers in an X5 Database Machine?

  • A. Disk repair is made immediately from Smart Flash Cache for corruption on disk when the corresponding data is clean in the Smart Flash Cache.
  • B. Hard disks are scanned every two weeks by default but only when disks are idle.
  • C. Hard disks are scanned every two weeks by default in all situations.
  • D. Disk repair is made immediately from Smart Flash Cache for corruption on disk when the corresponding data is dirty in the Smart Flash Cache.
  • E. Disk repair may be made from another mirror copy if the corrupt area is part of a Normal or High Redundancy Disk Group.
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Suggested Answer: ACE 🗳️
The default schedule of scrubbing is every two weeks.
References:
http://docs.oracle.com/cd/E80920_01/DBMMN/maintaining-exadata-storage-servers.htm
by Mtulio at May 25, 2020, 11:37 p.m.

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IsaacA5
1 year ago
Yes, the answer is ABE. Automatic Hard Disk Scrubbing and repair kicks in when the disks are idle ( less than 25% busy ) so as not to impact database performance and is set on a bi-weekly schedule by default.
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Mtulio
4 years, 8 months ago
the right answer is ABE. Disk scrubbing is only made when disk is idle.
upvoted 3 times
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