Oracle
1Z0-590 · Question #85
In a paravirtualized environment, which answer best describes the drivers that are used in domO and the guest to communicate block I/O requests?
The correct answer is A. A blkback driver is used in dom0, and a blkfront driver is used in the guest. See the full explanation below for the reasoning.
Question
In a paravirtualized environment, which answer best describes the drivers that are used in domO and the guest to communicate block I/O requests?
Options
- AA blkback driver is used in dom0, and a blkfront driver is used in the guest.
- BA native device driver is used in dom0, and a blkback driver is used in the guest.
- CA blkfront driver is used in dom0, and a native device driver is used in the guest.
- DA blkfront driver is used in dom0, and a blkbck driver is used in the guest.
- ENative drivers are used in both dom0 and the guest.
How the community answered
(34 responses)- A76% (26)
- B6% (2)
- C3% (1)
- D3% (1)
- E12% (4)
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