DES-1D11 Online Practice Questions and Answers

You are designing a solution for a customer who is sensitive to capacity needs. In addition, the environment consists of large read request I/O characteristics. Which Dell EMC midrange storage solution will meet the customer's requirements?

A. Unity All-Flash: Striping RAID, Dynamic Pool, and Flash 2 drives SC Series: Data Progression and write-intensive SSDs on Tier 1

B. Unity All-Flash: Parity RAID, FAST VP, and FAST Cache SC Series: FastTrack and read-intensive SSDs on Tier 1

C. Unity All-Flash: Parity RAID, Dynamic Pool, and Flash 3 drives SC Series: Data Progression and read-intensive SSDs on Tier 1

D. Unity All-Flash: Striping RAID, FAST VP, and FAST Cache SC Series: FastTrack and read-intensive SSDs on Tier 1

A DPACK report shows that a customer needs a design to handle 21,000 IOPS from all servers with a read/write percentage of 70/30. What will be the target back-end IOPS for a Dell EMC SC Series array design?

A. 21,000 IOPS

B. 25,200 IOPS

C. 27,300 IOPS

D. 35,700 IOPS

At which point is the Dell EMC Unity FAST Cache capacity reclaimed when a FAST Cache shrink operation is performed?

A. When the shrink operation is started

B. After all FAST Cache drives are deleted

C. After all dirty pages are cleaned within a set of drives

D. After the contents of FAST Cache are written to memory

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 SCv8000

B. SCv4020 and SCv2000

C. SCv4020 and SCv8000

D. SCv9000 and SCv8000

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

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

What is the purpose of the M.2 SSD in a Dell EMC Unity storage system?

A. Provides a de-staging area for write cache

B. Holds the Unity operating system and configuration

C. Allows for an orderly shutdown and cache de-staging

D. Provides a location to cache active data for fast retrieval

Which Dell EMC Unity design consideration must be accounted for if the Native SANCopy Import feature is used?

A. Capacity must be allocated for SANCopy Reserved LUN Pool LUNs

B. An iSCSI port from each Storage Processor is required

C. Failover mode 4 needs to be enabled for all Unity LUNs

D. Hot access of data requires PowerPath Multipathing software

A Dell EMC SC Series customer has purchased the Storage Optimization bundle and wants to ensure that Data Progression works efficiently. Which snapshot schedule conforms to best practice when using Data Progression?

A. Daily snapshot with an expiration of exactly 24 hours

B. Daily snapshot with an expiration of at least 25 hours

C. Weekly snapshot with an expiration of exactly 7 days

D. Weekly snapshot with an expiration of at least 8 days

How does the Dell EMC SCv2000 differ from the other SC Series offerings regarding Data Progression?

A. Data Progression is not automated in the system

B. RAID tiering is the only functionality of the SCv2000

C. Storage profiles must be created for each volume upon creation

D. No storage profiles are available in the SCv2000