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IBM XIV Storage System Technical Solutions V4 Sample Questions:

1. Which statement is true regarding XIV virtualization and the advanced snapshot mechanism?

A) A volume can have one snapshot only.
B) A volume's snapshot can be copied to a volume in another storage pool.
C) A volume and its corresponding snapshots can be part of several storage pools.
D) A volume and its corresponding snapshots can be part of several consistency groups.

2. A TELCO customer has an application that generates intensive small block random reads. The customer installed one XIV Gen3 system and is dissatisfied with this choice. They have enough performance on writes and sufficient capacity.
In order to consolidate more applications what should the technical specialist advise?

A) orderthe SSD option and use itin conjunction with Q0S
B) request IBM to change the nearline SAS drives with SAS 10k drives
C) order an extra frame with SAS 15k drives
D) use external storage with FC drives and virtualize it under XIV

3. Which of the following external power inputs is available for full power redundancy of a six module XIV system?

A) two 30 amp, three-phase
B) six 20 amp, single-phase
C) four 30 amp, single-phase
D) four 20 amp, three-phase

4. How does the data migration feature enable the smooth transition of a host to an XIV system?

A) By using the XIV Host Attachment Kit (HAK) migration software to send concurrent writes to the legacy storage system and the IBM XIV simultaneously, while copying the older data across in the background.
B) By enabling everyXIV PC portto be both target and initiator so that host requests are received bythe XIV and retransmitted to the legacy storage system simultaneously.
C) By deploying an XIV unique implementation of VMware's Storage vMotion that has been engineered to support Linux and Microsoft hosts natively.
D) By connecting the host to the XIV, which then provides access to the data on the legacy storage system while transparently copying the data across in the background.

5. An XIV snapshot is taken daily from the same volume and kept for one week.
If it is Friday and the system is restored from a snapshot taken on Tuesday, why is it possible to return to a snapshot taken on Thursday?

A) because the deletion priorityis set correctly
B) because there is sufficient space in the snapshot reserve
C) because snapshots were all converted to full copy
D) because there are no dependencies between subsequent snapshots

Solutions: