DELL EMC D-VPX-OE-A-24 問題練習

Question No : 1
How many copies can RecoverPoint maintain in a MetroPoint topology?

• A.4
• B.5
• C.6
• D.8

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Question No : 2
What is the relationship between a storage volume and an extent?

• A.A storage volume can be split into multiple extents
• B.An extent must map to an entire storage volume
• C.A storage volume can be created out of multiple extents
• D.An extent can span multiple storage volumes

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Question No : 3
What is a supported geometry for a VPLEX device?

• A.JBOD
• B.RAID-S
• C.RAID-C
• D.2-1 mapping

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Question No : 4
How can a VPLEX storage administrator manage array-based attributes?

• A.Device tiers
• B.Storage tiers
• C.Volume tiers
• D.Extent tiers

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Question No : 5
If connectivity is not restored within the timer expiration period, VPLEX resumes 1/0 on Cluster-2 andkeeps 1/0 suspended on Cluster-1.

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正解: C

Question No : 6
LUNs belonging to an ESXi cluster were encapsulated behind VPLEX.
What information must be shared with the ESXi administrator so that they can re-discover the datastore and the RDM LUNs?

• A.Virtual volume VPD
• B.UUID of back-end LUN
• C.VML ID
• D.WWN:WWPN

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Question No : 7
Refer to the exhibit.



A virtual volume created on a distributed device is experiencing performance problems. The virtual volume is on a storage view on Cluster-1.
What could be the issue?

• A.There is storage volume contention on Cluster-2
• B.A WAN COM failure has occurred
• C.Distributed device 1/0 is exceeding WAN COM bandwidth
• D.Device mobility jobs are moving data across the WAN COM

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Question No : 8
In addition to Active Directory, which other directory service can VPLEX integrate with for user authentication?

• A.LDAP
• B.NIS
• C.NDS
• D.PAM

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Question No : 9
At which stage of configuring a virtual volume on VPLEX is the RAID level defined?

• A.Claimed volume
• B.Device
• C.Storage volume
• D.Extent

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Question No : 10
What are the two common use cases of the VPLEX Mobility feature?

• A.NDU upgradesContinuous Data Protection
• B.Workload RebalanceDeduplication
• C.Workflow AutomationTech Refresh
• D.Tech RefreshWorkload Rebalance

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Question No : 11
What can be used to monitor VPLEX performance parameters?

• A.VPLEX Cluster Witness
• B.Unisphere Performance Monitor Dashboard
• C.EMC SolVe Desktop
• D.EMCREPORTS utility

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Question No : 12
What steps are performed during extent and device migration?

• A.Start, commit, clean, and remove
• B.Start, commit, clean, and terminate
• C.Create, commit, clean, and terminate
• D.Create, clean, commit, and remove

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Question No : 13
Which type of statistics is used to track latencies, determine median, mode, percentiles, minimums, and maximums?

• A.Buckets
• B.Monitors
• C.Readings
• D.Counters

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Question No : 14
Which type of volumes has individual synchronized copies of data (mirrors) in more than one cluster?

• A.Distributed device
• B.Extent
• C.Storage volume
• D.Virtual volume

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Question No : 15
Using the Storage Volume expansion method for virtual volumes built on RAID-1 or distributed RAID-1 devices, what is the maximum number of initialization processes that can run concurrently, percluster?

• A.100
• B.250
• C.500
• D.1000

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