1Z0-027 · Question #3
Which three statements are true about the initial storage configuration after the standard deployment of a new database Machine?
The correct answer is B. The Data_<DBM_Name> and RECO_<DBM_Name> ASM diskgroups are built on top of the C. There is a free space available on the hard disks inside the database servers for possible extension F. There is no free disk available on the flashdisk inside the Exadata storage servers for possible use. B( not A): Griddisks are the fourth layer of abstraction, and they will be the Candidate Disks to build your ASM diskgroups from. By default (interleaving=none on the Celldisk layer), the first Griddisk that is created upon a Celldisk is placed on the outer sectors of the…
Question
Which three statements are true about the initial storage configuration after the standard deployment of a new database Machine?
Options
- AThe Data_<DBM_Name> and RECO_<DBM_Name> ASM diskgroups are built on part of the
- BThe Data_<DBM_Name> and RECO_<DBM_Name> ASM diskgroups are built on top of the
- CThere is a free space available on the hard disks inside the database servers for possible extension
- DThere is no free disk space available on the hard disk inside the database servers for possible
- EThere is free space available on the flashdisk inside the Exadata storage servers for possible use
- FThere is no free disk available on the flashdisk inside the Exadata storage servers for possible use
How the community answered
(56 responses)- A14% (8)
- B75% (42)
- D7% (4)
- E4% (2)
Explanation
B( not A): Griddisks are the fourth layer of abstraction, and they will be the Candidate Disks to build your ASM diskgroups from. By default (interleaving=none on the Celldisk layer), the first Griddisk that is created upon a Celldisk is placed on the outer sectors of the underlying Harddisk. It will have the best performance therefore. If we follow the recommendations, we will create 3 Diskgroups upon our Griddisks: DATA, RECO and SYSTEMDG. * non-root partition (/u01). * Oracle Database files: DATA disk group. * Flashback log files, archived redo files, and backup files: RECO disk group.
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