DES-1D12 Exam Questions To Pass Specialist – Technology Architect, Midrange Storage Solutions Exam

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DES-1D12 Exam Questions To Pass Specialist – Technology Architect, Midrange Storage Solutions Exam

1. Which optional feature provides optimization on a Dell EMC SC Series Hybrid array?

Fast Track

DSM Chargeback

Snapshots

Remote Instant Replay

Using customer supplied information, you have designed a solution using a Dell EMC Unity 450F array with 250 drives. The customer now wants to increase the drive count to 340 drives at the lowest cost.

Which Unity configuration should be recommended?

Keep the Unity 450F and add four 25-drive DAEs

Keep the Unity 450F and add two 80-drive DAEs

Upgrade to a Unity 480F and add four 25-drive DAEs

Upgrade to a Unity 480F and add two 80-drive DAEs

A customer has a Dell EMC SC7020 array with a Fibre Channel front-end. They would like to take advantage of the Dell EMC SC Series cross-platform replication feature with a Dell PS Series group.

What needs to be configured for this to be feasible?

Replication after adding PS Series arrays to SAN zoning

Replication using SC Series array front end ports

Replication after adding SC Series arrays to SAN zoning

Replication using SC Series array Ethernet ports

4. How many snapshots, per file system, are supported for Dell EMC Unity XT?

128

256

512

1024

5. What are components of a Dell EMC PowerStore Base Volume Family?

Thin clones, snapshots, and original volume only

Snapshots, original volume, and replication target only

Thin clones and snapshots only

Thin clones, snapshots, original volume, and replication target

6. You are designing a Dell EMC SC Series array. It must handle 21,000 IOPS for attached hosts, with a read/write ratio of 70:30. What will be the target back-end IOPS for this design?

21,000 IOPS

27,300 IOPS

35,700 IOPS

42,000 IOPS

7. When sizing a Dell EMC SC Series system, what is a consideration for Tier 3 design?

Tier 3 performance has minimal impact on Data Progression

Use about one third the number of Tier 1 drives for Tier 3 whenever possible

Tier 3 drives should support a minimum of 30% system IOPS

Too few drives in Tier 3 can result in very poor backup performance

8. While provisioning volumes using the Dell EMC PowerStore Manager interface, what automatically determines on which appliance the volume will be provisioned?

Storage Volume

Storage Container

Resource Balancer

Federation

A customer needs a solution to support a virtual desktop infrastructure that requires faster storage at the lowest cost. In addition, they want to limit the maximum number of drives to 450.

Which Dell EMC Unity model should be recommended?

380F

480F

680F

880F

10.

You are adding a Linux host running Oracle to a Dell EMC Unity Hybrid array. The customer requires the Oracle application to have low I/O latency and be deployed on available 10K SAS or NL-SAS drives.

Which Dell EMC Unity feature would meet the customer requirements?

Quotas

Dynamic pools

FAST VP

FAST Cache

11. 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?

Size Tier 1 for 100%of the adjusted IOPS

Use distributed adjusted IOPS for all tiers

Use distributed adjusted IOPS for Tiers 1 and 2 only

Size Tier 2 for 100%of the adjusted IOPS

12. You are sizing a new Dell EMC SC Series array. Upon analyzing the Live Optics report, you find the current system has a peak throughput of 4687 MB.

What is the minimum number of 10Gb iSCSI front-end ports required to meet the throughput needs?

13. What is the Dell EMC best practice for sizing and designing a Dell EMC SC Series solution?

Front-end ports required for performance should always meet capacity needs

Drive capacity should meet performance needs

Size for performance first and capacity second

Size for capacity; Data Progression should always meet performance needs

14. You plan to schedule a Live Optics sampling with your customer to size a Dell EMC SC Series array. However, the customer wants to postpone the run until the end of the quarter because there could be more activity on the current storage system.

What course of action is recommended?

Wait until the end of the quarter and collect a week-long sampling

Take a single-day sampling on any given day because that is sufficient in most instances

Wait until the end of the quarter and collect a single-day sampling

Take a week-long sampling on any given week because that is sufficient in most instances

15. A customer site has four NAS servers participating in MetroSync replication.

Which Dell EMC Unity feature could reduce failover times?

QoS Failover Policy

Cabinet Failover

SRDF Metro

Consistency Groups

16. What is a benefit of cross-platform replication between Dell EMC SC Series and Dell PS Series arrays?

Leverages existing interfaces

Enables replication of volume collections

Supports cascade mode for the PS Group

Provides active snapshot replication

17. Recent legislation requires a government customer to enhance data security by utilizing D@RE with SED drivers and use Level 3 certified security.

Which KMS product should be recommended for use with Dell EMC SC Series arrays?

Dell EMC CloudLink

StorSecure StorMagic

Gemalto SafeNet K460

Thales Vormetric VTE

18. 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?

Live Volume with Non-Uniform Presentation

Live Volume with Uniform Presentation

Synchronous Replication with High Consistency

Live Volume with Managed Replication

19. 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?

Create a volume group of the snapshot.

Create a read/write snapshot of the snapshot

Create a copy of the snapshot

Create a thin clone of the snapshot

20. Which features were introduced in SCOS 7.3?

Distributed Sparing and Live Volume ALUA

Data-in-Place upgrade for SC4020 and 4K HDD support

Unisphere for SC and Live Volume Auto-failover

CloudlQ support and Cross Platform Replication

21. When enabling a multi-protocol NAS implementation on a Dell EMC PowerStore array, what is required for an end-to-end mapping of a Windows system?

Group ID (GID)

User ID (UID)

Active Directory (AD)

Security ID (SID)

22. A customer has a Dell EMC SC9000 array with six SC420 enclosures running SCOS 7.3.

The enclosure configuration is as follows:

– Two enclosures have write-intensive SSDs

– Four enclosures have read-intensive SSDs

What is recommended as a general guideline for making spare drive assignments?

2 spare drives per shell

Dedicated spares are not required

2 spares per drive type per array

1 spare per drive type per shell

23. The last two drive slots in a Dell EMC PowerStore 3000 are reserved for which type of drive?

SAS SSD

NVMe NVRAM

NVMe SSD

NVMe SCM

24. What is a key feature of the Dell EMC Future-Proof Storage Loyalty Program for Dell EMC SC Series arrays?

4:1 Performance Guarantee

4 Year Satisfaction Guarantee

4:1 Reduction Guarantee

4:1 Efficiency Guarantee

25. What is a characteristic of single-tier Flash on Dell EMC SC Series arrays?

Supports both write-intensive and read-intensive SSDs in the same tier

Snapshot data is kept on Tier1 in RAID 10 to optimize performance

Read only data is migrated to lower tiers when a snapshot is taken

Supports either write-intensive or read-intensive SSDs in the same tier

26. What storage resources are affected with a refresh option on a Dell EMC PowerStore array?

Thin clones and volumes only

Snapshots, thin clones, and volumes

Thin clones, volumes, and replicas

Thin clones and snapshots only

27. How many PCI-E lanes are provided for Slot 0 and Slot 1 in Dell EMC Unity XT arrays?

8 for Slot 0; 8 for Slot 1

16 for Slot 0; 16 for Slot 1

8 for Slot 0; 16 for Slot 1

16 for Slot 0; 8 for Slot 1

28. What is a consequence of using an 800 GB drive and five 400 GB drives in a Dell EMC Unity XT dynamic pool?

Extents 9 C 14 are used to create a RAID Group

Unisphere short strokes the 800 GB drive to 8 extents

Extents 9 C 14 are marked unavailable until more 800 GB drives are added

Extents 9 C 14 are marked unavailable and can never be recovered

29. 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?

Local Replication

IP Multi-tenancy

LACP

Separate IP Switches

30. You are designing a Dell EMC PowerStore solution with a customer. They ask if they can populate Slots 0 to 10 with NVMe SSD drives.

What should be your response?

Any drive type can be populated in the remaining slots

NVMe SSDs must be populated in the remaining empty slots

NVMe SCM drives are required in Slots 0 through 10

NVMe SCM drives must be populated in the remaining empty slots

DES-1D12 Exam Questions To Pass Specialist – Technology Architect, Midrange Storage Solutions Exam

DES-1D12 Exam Questions To Pass Specialist – Technology Architect, Midrange Storage Solutions Exam

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