Which statement is correct regarding virtual machine alignment on VMware ESX?
A. msinfo32 or mbrscan can be run for the ESX service console to check for proper alignment of VMs.
B. RDM LUNs do NOT suffer from alignment problems because they are accessed directly by VMs.
C. A VMFS LUN with a LUN type of VMware, will always have properly aligned VMs.
D. Alignment issues can occur on any protocol including FCP, iSCSI, FCoE, and NFS
正解:D
質問 2:
A company is planning to use physical Raw Device Mappings (RDMs) in their ESX environment. Which LUN type should they use on the NetApp storage system if they want to prevent LUN I/O alignment issues?
A. ESX will automatically align I/O on WAFL boundaries if NetApp host utilities is installed.
B. They should use the LUN type matching the guest operating system.
C. Any UNIX LUN type will work since it is an RDM.
D. They should use the VMware LUN type.
正解:B
質問 3:
At which storage object level is deduplication enabled?
A. Aggregate
B. Qtree
C. Volume
D. LUN
正解:C
質問 4:
Which command on a NetApp storage controller will display the average service time on a FC target port basis every five seconds?
A. sysstat -i 5
B. lun stats -i 5
C. sysstat -f 5
D. fcp stats -i 5
正解:D
質問 5:
In a NetApp SAN solution, which value should you set for snap reserve for a volume holding LUNs?
A. 50%
B. 0%
C. 100%
D. 20%
正解:B
質問 6:
You are creating an acceptance test plan and the subject of performance is raised. How should you define what the minimum performance should be?
A. You should work with the customer to understand their performance expectations and determine the minimum performance they require for the application this system will support.
B. You should use the published minimum performance specifications for this system.
C. You should use the published maximum performance specifications for this system.
D. You should look up the test results for a similar system in previous performance testing and use those numbers.
正解:A
質問 7:
For which four operations would you use igroup throttles on a NetApp storage solution? (Choose four.)
A. to manage space reclamation
B. to reserve a minimum percentage of queue resources for a specific igroup
C. to manage pathing to the LUNs
D. to assign a specific percentage of the queue resources on each physical port to the igroup
E. to limit the number of concurrent I/O requests an initiator can send to the storage system
F. to restrict an igroup to a maximum percentage of use
正解:B,D,E,F
質問 8:
Click the Exhibit button.
include self assessment and reporting features
In the diagram shown, a portset is created on controller 1 with the command: controller1>portset create -f
ntapportset 0b. This portset is bound to the igroup with all the initiators in it.
How many paths can host 1 see to a LUN on controller 1?
A. two paths
B. six paths
C. four paths
D. eight paths
正解:A
質問 9:
A 200-GB LUN is created in an empty 500-GB volume with the volume guarantee option set to Volume. LUN reservation is enabled and the fractional reserve is set to 100 and scheduled snapshots are disabled. Directly after LUN creation, what is the maximum free space available in the volume?
A. 200 GB
B. 500 GB
C. 400 GB
D. 300 GB
正解:D
Abe -
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