What is the reason for using mirrored cache in Dell EMC Unity storage systems? A.Provide a secondary copy of write data for the same Storage Processor B.Provide a secondary copy of read cached data for the peer Storage Processor C.Provide the only copy of read data for each Storage Processor D.Provide a secondary copy of […]
Category: DES-1D11
Specialist, Technology Architect | Midrange Storage Solutions
What is the minimum amount of drives required to expand the pool?
A customer has a Dell EMC Unity 550F with a single pool consisting of 10 drives configured as a RAID 5 (4+1) configuration.What is the minimum amount of drives required to expand the pool? A.1 B.5 C.6 D.10 Explanation:Reference: https://www.emc.com/dam/uwaem/documentation/unity-p-pool-config.pdf (42) Show Answer
Which Unity feature meets these requirements?
You are designing a Dell EMC Unity solution for a customer who requires space efficiency. In addition, they want a local form of protection from data loss or corruption accidently caused by a user.Which Unity feature meets these requirements? A.Local LUN Move B.Replication C.Snapshots D.D@RE Show Answer
Which Dell EMC Unity design consideration must be accounted for if the Native SANCopy Import feature is to be used?
Which Dell EMC Unity design consideration must be accounted for if the Native SANCopy Import feature is to be used? A.Failover mode 4 needs to be enabled for all Unity LUNs B.A Fibre Channel port from each Storage Processor is required C.Capacity must be allocated for SANCopy Reserved LUN Pool LUNs D.Hot access of data […]
Which Dell EMC SC Series model presents an all-in-one format, including dual-controllers and disks enclosures in a single chassis?
Which Dell EMC SC Series model presents an all-in-one format, including dual-controllers and disks enclosures in a single chassis? A.SC40 B.SC4020 C.SC8000 D.SC9000 Explanation:ExplanationExplanation/Reference:Reference: http://www.dell.com/en-us/work/shop/povw/dell-compellent-sc4020 Show Answer
Which Dell EMS Unity model meets these requirements?
A customer requires a minimum of 6 PB of raw capacity and six back-end SAS connections. Which Dell EMS Unity model meets these requirements? A.Unity 350F B.Unity 400 C.Unity 450F D.Unity 500 Explanation:Reference: https://www.emc.com/collateral/data-sheet/h14957-unity-all-flash-family-ss.pdf Show Answer
which factors are important to understand regarding performance?
When designing a Dell EMC SC Series system, which factors are important to understand regarding performance? A.I/O Size and Read Size B.Write Size and Latency C.Latency and Queue Depth D.Transport and Queue Depth Show Answer
What is the minimum number of drives and RAID width allowed when the pool is sized?
A customer wants a solution that uses SAS Flash 3 drives with RAID 5 protection on a Dell EMC Unity 650F.What is the minimum number of drives and RAID width allowed when the pool is sized? A.5 drives with a RAID width of 4+1 B.6 drives with a RAID width of 4+1 C.10 drives with […]
what is recommended for spare drive assignment?
A customer has a Dell EMC SC9000 with six SC420 enclosures. The enclosure configuration is as follow:Two enclosures have write-intensive SSD drivesFour enclosures have read-intensive SSD drivesAs a general guideline, what is recommended for spare drive assignment? A.1 spare per shelf B.1 spare per drive type C.2 spares per drive type D.3 spares per drive […]
Which front-end options are available for each Dell EMC SC4020 controller?
Which front-end options are available for each Dell EMC SC4020 controller? A.2 FC 16 Gb, 2 FC 8 Gb 4 iSCSI 10 Gb, 4 SAS 12 Gb B.2 FC 16 Gb, 4 FC 8 Gb 4 iSCSI 10 Gb, 4 SAS 12 Gb C.4 FC 16 Gb, 2 FC 8 Gb 4 iSCSI 10 Gb, […]