Exam 1z0-068 topic 1 question 3 discussion

Actual exam question from Oracle's 1z0-068

Question #: 3
Topic #: 1

Examine this command to create a volume in the DATA disk group:
SQL>ALTER DISKGROUP DATA ADD VOLUME vo11 SIZE 10g HIGH
STRIPE_WIDTH 1M;
STRIPE_COLUMNS 1;
The DATA disk group has 50GB free space.
Which two are prerequisites for successful execution of this command?

A. COMAPTIBLE.ASM and COMPATIBLE.ADVM must be set to 11.2 or higher for the DATA disk group.
B. The DATA disk group must not be created with external redundancy.
C. The DATA disk group must not contain any other volume.
D. The DATA disk group must have at least three failure groups.
E. The DATA disk group must have an AU size of 1MB.

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Suggested Answer: AD 🗳️
The compatibility parameters COMPATIBLE.ASM and COMPATIBLE.ADVM must be set to 11.2 or higher for the disk group. A high redundancy disk group must contain at least three failure groups.
Reference:
https://docs.oracle.com/cd/E11882_01/server.112/e18951/asmdiskgrps.htm#OSTMG10072 https://docs.oracle.com/cd/E18283_01/server.112/e16102/asmdiskgrps.htm

by nyaonyao0826 at April 20, 2021, 5:54 a.m.

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nyaonyao0826

2 months, 3 weeks ago

B,D correct A. COMAPTIBLE.ASM must be 11.2 or higher and COMPATIBLE.ADVM is not specified. B. You cannot specify HIGH in the template for an external redundant disk group. C. Volumes can be made redundant with disk groups. D. A standard redundant disk group must contain at least two failure groups. A highly redundant disk group should contain at least three failure groups. E. AU size can be specified as 1MB, 2MB, 4MB, 8MB.

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Exam 1z0-068 topic 1 question 3 discussion

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