Specialist, Technology Architect | Midrange Storage Solutions v1.0

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A customer wants to replace a PowerVault MD that has SAS-connected rack-mount 13G PowerEdge servers. The servers need to remain unmodified. Which Dell
EMC SC Series solution is recommended?

  • A. SCv2000 and SC8000
  • B. SC4020 and SCv2000
  • C. SC4020 and SC8000
  • D. SC9000 and SC8000


Answer : D

A customer wants to add self-encrypting SSDs to a Dell EMC SC8000 system running SCOS version 6.5. They have deployed a SafeNet Key Management server in the network. Does the customer need to do anything else?

  • A. No. Add and manage the SSDs in the disk folder.
  • B. Yes. Upgrade the hardware to SC9000 and SC220 enclosures.
  • C. Yes. Upgrade to SCOS 6.7 release or newer.
  • D. Yes. Add a new enclosure exclusively for the SSDs.


Answer : A

Which Dell EMC tool uses an HTML5 interface and best practices to predict storage performance?

  • A. Unity Sizer
  • B. Unity Designer
  • C. MiTrend
  • D. Analyzer Helper


Answer : D

Why is the drive size a threshold in Dell EMC SC Series for Dual Redundancy?

  • A. RAID protection level during a disk allocation failure
  • B. RAID stripe reconstruction time during a disk failure
  • C. Data Progression run times are longer with larger drives
  • D. Cost per GB on larger drives is less


Answer : A

Which Dell EMC Unity technology is the Local LUN Move feature architecture built upon?

  • A. Inband Migration Tool
  • B. Copy on First Write
  • C. SanCopy Push
  • D. Transparent Data Transfer


Answer : D

Reference:
https://www.emc.com/collateral/white-papers/h15163-emc-unity-migration-technologies.pdf

Using customer-supplied information, you have designed a solution using a Dell EMC Unity 400F with 250 drives. The customer now wants to increase the drive count to 340 drives at the lowest cost.
Which Unity model configuration should be recommended?

  • A. Keep the Unity 400F and add two 80-drive DAEs
  • B. Keep the Unity 400F and add four 25-drive DAEs
  • C. Upgrade to a Unity 500F and add two 80-drive DAEs
  • D. Upgrade to a Unity 500F and add two 25-drive DAEs


Answer : A

What are the Dell EMC midrange storage offerings for capacity efficiency?

  • A. Unity: Compression and Post-Process Deduplication SC Series: Inline Compression
  • B. Unity: Intelligent Compression and Deduplication SC Series: Inline Compression and Deduplication
  • C. Unity: Post-Process Compression and Deduplication SC Series: Inline Compression and Deduplication
  • D. Unity: Compression for Block SC Series: Intelligent Compression and Deduplication


Answer : C

Which logical drives are reserved for the Dell EMC Unity operating system?

  • A. Drives 0 ג€" 3 on 12-drive and 25-drive DPE models
  • B. Drives 0 ג€" 3 on only a 12-drive DPE model Drives 1 ג€" 4 on only a 25-drive DPE model
  • C. Drives 0 ג€" 3 on only a 25-drive DPE model Drives 1 ג€" 4 on only a 12-drive DPE model
  • D. Drives 1 ג€" 4 on 12-drive and 25-drive DPE models


Answer : D

A Dell EMC SC7020 contains the following drives:
✑ Tier 1: Write-intensive SSDs
✑ Tier 2: Read-intensive SSDs
✑ Tier 3: 7K HDDs
Which tier(s) will qualify for deduplication and compression?

  • A. Tier 1 only
  • B. Tier 1 and Tier 3 only
  • C. Tier 1, Tier 2, and Tier 3
  • D. Tier 2 and Tier 3 only


Answer : D

Reference:
https://www.emc.com/collateral/white-papers/h15084-dell-emc-unity-introduction-to-the-platform.pdf

To maximize system performance on Dell EMC Unity systems, what is recommended?

  • A. Distribute Flash drives across back-end buses
  • B. Use a 12-drive DPE with only Hybrid systems
  • C. Build storage pools with only a minimum number of drives
  • D. Distribute host connections across as few front-end ports as possible


Answer : A

Reference:
https://www.emc.com/collateral/white-papers/h15093-dell-emc-unity-best-practices-guide.pdf

You are designing a Dell EMC Unity solution for a customer. The customer wants to store top secret government file and block data. This data needs to be protected even in the event of physical theft of the Unity disks.
Which feature should be included in the design?

  • A. LACP
  • B. IP Multi-tenancy
  • C. Host I/O Limits
  • D. D@RE


Answer : D

Reference:
https://www.emc.com/collateral/white-papers/h15093-dell-emc-unity-best-practices-guide.pdf

What are the characteristics of RAID Extents on a Dell EMC Unity system?

  • A. RAID extents contain at least two drive extents from the same drive. RAID extents always include drive extents from two different Drive Partnership Groups.
  • B. Number of drive extents within a RAID extent is determined by the drive capacity. RAID extents will not include drive extents from two different Drive Partnership Groups.
  • C. No RAID extents contain two drive extents from the same drive. RAID extents will not include drive extents from two different Drive Partnership Groups.
  • D. No extents contain two drive extents from the same drive. RAID extents are always 256 MB in size.


Answer : D

Reference:
https://www.dellemc.com/en-au/documentation/unity-family/unity-p-pool-config/06-unity-pool-br-understanding-raid.htm

When implementing FAST VP, which Dell EMC best practices should be followed?

  • A. Use the ג€Lowest Available Tierג€ during normal operations Schedule relocations after nightly backups
  • B. Use the ג€Auto Tierג€ policy Schedule relocations continually during normal operations
  • C. Use the ג€Start High then Auto Tierג€ policy Maintain at least 10 percent of the pool capacity
  • D. Use the ג€Start High then Auto Tierג€ policy Maintain at least 5 percent pool capacity


Answer : B

Which feature is supported with cross-platform replication between Dell EMC PS and SC Series arrays?

  • A. Replication of volume collections
  • B. Cascade mode with an EQL PS Group
  • C. Compression of replicated data
  • D. Asynchronous Replication


Answer : D

What is a consideration when sizing a Dell EMC SC Series system for capacity?

  • A. Thin provisioning
  • B. RAID overhead
  • C. Virtual volumes
  • D. Compression and deduplication


Answer : D

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Exam contains 115 questions
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