DES-1D12 Dumps with Practice Exam Questions Answers
DES-1D12 by EMC DCS-TA Actual Free Exam Practice Test
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Dell EMC DES-1D12 Exam Syllabus Topics:
| Topic | Details | Weights |
|---|---|---|
| Dell EMC Midrange Product Solutions | - Describe how to provision and access Unity storage including Block, Files, and VMware datastores - Identify Unity advanced features for Block storage (e.g. FAST Suite, D@RE, host I/O limit availability, thin clones) - Identify Unity advanced features for File storage (e.g. IP Multi-tenancy, Advanced Static Routing, IP Packet Reflect) - Describe Unity Data Protection (e.g., Snapshots, Replication, and Snapshot Replication architecture) solutions and use cases - Describe Unity Data Mobility features, requirements, and use cases - Describe PowerStore Data Services and how to provision and access storage via block, files, and VMware datastores - Describe the PowerStore load and resource balancing capabilities and PowerStore replication capabilities - Describe PowerStore Data Protection and Data Security (e.g., Snapshots, Consistency Groups, Thin Clones) features and use cases - Describe PowerStore HA features, non-disruptive upgrades and migration options requirements and use cases - Compare and contrast similar features between Unity and PowerStore solutions | 55% |
| Dell EMC Midrange Architectures | - Describe the Unity and Unity XT hardware (e.g., enclosures, I/O components, storage media options) - Explain Unity and Unity XT storage resources and features (e.g., dynamic pools, RAID functions) - Describe the PowerStore hardware components and their functions (e.g., controller and expansion enclosures models, I/O expansion modules, internal components) - Describe the PowerStore resources and features (e.g., caching and data reduction mechanisms, NVMe and SSD options, PowerStore manager GUI) | 25% |
| Dell EMC Midrange Best Practices, Sizing, and Design | - Apply Dell EMC midrange best practice recommendations for data service, system, storage, and host application configurations - Describe sizing and design considerations - Describe sizing and design methods - Describe the tools and resources available to size and design solutions | 20% |
NEW QUESTION 36
What are characteristics of D@RE on a Dell EMC Unity array?
- A. Does not impact array during implementation
Has some impact on performance for a moment - B. Does not impact array during implementation
Has minimal impact on performance - C. Impacts array for a moment after implementation
Has no impact on performance - D. Impacts array only during implementation
Has minimal impact on performance
Answer: B
NEW QUESTION 37
A customer wants to expand their Dell EMC Unity Hybrid system, which includes a pool of 64 drives in a RAID 5 (4+1) configuration. What is the minimum number of drives needed to expand the pool?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
Explanation:
Reference:
https://www.delltechnologies.com/resources/en-us/asset/white-papers/products/storage/h16289- dell_emc_unity-dynamic_pools.pdf (5)
NEW QUESTION 38
The last two drive slots in a Dell EMC PowerStore 3000 are reserved for which type of drive?
- A. SAS SSD
- B. NVMe NVRAM
- C. NVMe SSD
- D. NVMe SCM
Section: (none)
Explanation
Answer: B
Explanation:
Reference:
https://volumes.blog/2020/05/05/whats-is-powerstore-part-2-hardware/#:~:text=On%20the% 20PowerStore%201000%20and,(2)%20NVMe%20NVRAM%20devices.&text=PowerStore%20supports% 20four%20types%20of,in%20specific%20locations%20and%20enclosures
NEW QUESTION 39
What is a consideration when sizing a Dell EMC SC Series system for capacity?
- A. Page size
- B. Read/Write ratio
- C. IOPS
- D. RAID overhead
Answer: A
NEW QUESTION 40
You are upgrading a Dell EMC Unity array to a Dell EMC PowerStore 1000 T array. The customer asks what they need to do so they can map PowerStore snapshots from the new PowerStore array to a host.
What should be your response?
- A. Create a read/write snapshot of the snapshot
- B. Create a volume group of the snapshot.
- C. Create a copy of the snapshot
- D. Create a thin clone of the snapshot
Answer: B
NEW QUESTION 41
Which NVMe SSDs are supported by Dell EMC PowerStore?
- A. 1920 GB, 3840 GB, 7680 GB, and 15360 GB
- B. 960 GB, 1920 GB, 3840 GB, and 7680 GB
- C. 1920 GB, 3840 GB, and 7680 GB only
- D. 3840 GB, 7680 GB, and 15360 GB only
Answer: A
Explanation:
Reference:
%20SSDs,using%20mezzanine%20I%2FO%20cards
NEW QUESTION 42
What is a key feature of the Dell EMC Future-Proof Storage Loyalty Program for Dell EMC SC Series arrays?
- A. 4:1 Performance Guarantee
- B. 4:1 Reduction Guarantee
- C. 4 Year Satisfaction Guarantee
- D. 4:1 Efficiency Guarantee
Answer: D
NEW QUESTION 43
Which features were introduced in SCOS 7.3?
- A. Data-in-Place upgrade for SC4020 and 4K HDD support
- B. Distributed Sparing and Live Volume ALUA
- C. Unisphere for SC and Live Volume Auto-failover
- D. CloudlQ support and Cross Platform Replication
Answer: B
NEW QUESTION 44
What is the Dell EMC best practice for sizing and designing a Dell EMC SC Series solution?
- A. Drive capacity should meet performance needs
- B. Size for capacity; Data Progression should always meet performance needs
- C. Front-end ports required for performance should always meet capacity needs
- D. Size for performance first and capacity second
Answer: A
NEW QUESTION 45
What is a characteristic of single-tier Flash on Dell EMC SC Series arrays?
- A. Supports either write-intensive or read-intensive SSDs in the same tier
- B. Snapshot data is kept on Tier1 in RAID 10 to optimize performance
- C. Supports both write-intensive and read-intensive SSDs in the same tier
- D. Read only data is migrated to lower tiers when a snapshot is taken
Answer: A
Explanation:
Reference:
https://downloads.dell.com/manuals/common/sc-series-performance-availability-best-practices- dell-emc-4024-bp-sc_en-us.pdf (15)
NEW QUESTION 46
How many PCI-E lanes are provided for Slot 0 and Slot 1 in Dell EMC Unity XT arrays?
- A. 8 for Slot 0; 8 for Slot 1
- B. 16 for Slot 0; 16 for Slot 1
- C. 16 for Slot 0; 8 for Slot 1
- D. 8 for Slot 0; 16 for Slot 1
Answer: C
Explanation:
Reference:
https://www.delltechnologies.com/en-gb/collaterals/unauth/technical-guides-support-information/ products/storage/docu94617.pdf
NEW QUESTION 47
A Dell EMC PowerStore customer wants to schedule snapshots daily at 6 AM. Which snapshot frequency interval (in minutes) is available?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
Explanation:
Explanation/Reference: https://www.delltechnologies.com/en-us/collaterals/unauth/white-papers/products/storage/ h18156-dell-emc-powerstore-snapshots-thin-clones.pdf (27)
NEW QUESTION 48
An ISP needs a data storage solution that allows them to set policies over resource usage. The solution needs to support network multi-tenancy while also providing full network failover protection.
What combination of Dell EMC SC Series features meets these requirements?
- A. VLAN Tagging and QoS
- B. Replication and vVols
- C. Thin Replication and Storage Profiles
- D. Multi-protocol and Live Volume
Answer: D
NEW QUESTION 49
Which feature helps to enable file service High Availability on Dell EMC PowerStore?
- A. RAID protected disk drives
- B. Multiple redundant network ports with system bond
- C. NAS Network Heartbeat
- D. Redundant nodes with Live Volume enabled
Answer: B
Explanation:
Reference:
https://www.delltechnologies.com/resources/en-us/asset/white-papers/products/storage/h18157- dell-emc-powerstore-clustering-high-availability.pdf
NEW QUESTION 50
When sizing a Dell EMC Unity Hybrid array, what are considerations for performance?
- A. Drive size and component redundancy
- B. Workload and hardware bottlenecks
- C. Active data and load balancing
- D. General capacity and port utilization
Answer: B
NEW QUESTION 51
To which bus is the Dell EMC Unity 880F DPE connected?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
Explanation:
Explanation/Reference: https://www.delltechnologies.com/resources/en-us/asset/white-papers/products/storage/ h17782-dell-emc-unity-xt-introduction-to-the-platform.pdf
NEW QUESTION 52
A customer configures their Live Volume setup for synchronous replication with the High Availability option. They are designing a DR resiliency plan to ensure data integrity in the event of data corruption.
Which Dell EMC SC Series technology should you use?
- A. Live Volume with Managed Replication
- B. Synchronous Replication with High Consistency
- C. Live Volume with Non-Uniform Presentation
- D. Live Volume with Uniform Presentation
Answer: A
Explanation:
Reference:
(7)
NEW QUESTION 53
A Dell EMC Unity storage administrator needs to build a NAS server configuration to support failover between SPs and NAS resources. What is a term for this configuration?
- A. IP Multi-tenancy
- B. Separate IP Switches
- C. Local Replication
- D. LACP
Answer: C
Explanation:
Reference:
https://www.delltechnologies.com/en-ae/documentation/unity-family/unity-p-replication-config/02- unity-rep-br-workflow.htm
NEW QUESTION 54
You are designing a two-tiered Dell EMC SC Series solution that will be optimized for performance. You gather the necessary data from Live Optics and find that the read/write ratio is 80:20.
What approach is recommended?
- A. Use distributed adjusted IOPS for all tiers
- B. Size Tier 2 for 100% of the adjusted IOPS
- C. Use distributed adjusted IOPS for Tiers 1 and 2 only
- D. Size Tier 1 for 100% of the adjusted IOPS
Answer: A
NEW QUESTION 55
Which Dell EMC SC Series array allows for back-end expansion cards?
- A. SC7020
- B. SC5020
- C. SCv3020
- D. SCv3000
Answer: D
Explanation:
Reference:
https://i.dell.com/sites/doccontent/business/solutions/brochures/en/Documents/ scv3000_series_spec_sheet_dellemc.pdf
NEW QUESTION 56
When sizing a Dell EMC Unity Hybrid array, what are considerations for performance?
- A. Drive size and component redundancy
- B. Workload and hardware bottlenecks
- C. Active data and load balancing
- D. General capacity and port utilization
Answer: B
Explanation:
Reference:
https://www.delltechnologies.com/en-us/collaterals/unauth/white-papers/products/storage/h15093- dell-emc-unity-best-practices-guide.pdf
NEW QUESTION 57
What are the two biggest factors that determine IOPS when using SSDs in a Dell EMC SC Series array?
- A. Read/write percentage and peak workload
- B. Multi-tenant arrays and tier configuration
- C. Current latency and queue depth
- D. Application block size and overall throughput
Answer: D
Explanation:
Reference:
https://downloads.dell.com/manuals/common/sc-series-performance-availability-best-practices-dell-emc-4024-bp-sc_en-us.pdf
NEW QUESTION 58
Which file resources are supported with Dell EMC Unity asynchronous replication?
- A. NAS servers and NFS datastores
- B. LUNs and VMFS datastores
- C. File systems and LUNs
- D. Consistency Groups and file systems
Answer: A
NEW QUESTION 59
What is a benefit of cross-platform replication between Dell EMC SC Series and Dell PS Series arrays?
- A. Leverages existing interfaces
- B. Enables replication of volume collections
- C. Supports cascade mode for the PS Group
- D. Provides active snapshot replication
Answer: D
NEW QUESTION 60
Which Dell EMC SC Series array allows for back-end expansion cards?
- A. SC7020
- B. SC5020
- C. SCv3020
- D. SCv3000
Answer: D
Explanation:
Explanation/Reference: https://i.dell.com/sites/doccontent/business/solutions/brochures/en/Documents/ scv3000_series_spec_sheet_dellemc.pdf
NEW QUESTION 61
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