D-MSS-DS-23 Online Dumps Boost Your Career

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January 17, 2024

The D-MSS-DS-23 Dell Midrange Storage Solutions Design 2023 certification exam is challenging, and it's natural to feel anxious and nervous before taking the exam. Practicing with D-MSS-DS-23 dumps questions can help alleviate this anxiety by boosting your confidence. As you practice and become more familiar with the exam format and content, you'll feel more confident in your abilities, which can help you perform better on the actual D-MSS-DS-23 exam. Practicing with D-MSS-DS-23 questions can increase your chances of success in the certification exam. Practice free DELL EMC D-MSS-DS-23 exam dumps below.

Page 1 of 7

1. Which encryption algorithm is used for SMB shares on Dell EMC Unity?

AES-CCM

AES128-GCM

AES-CMAC

HMAC-SHA256

2. A company has a Dell Unity XT 880 at its Boston site providing file storage for a business production application. The company has a second remote site 8 km (5 mi) away in Cambridge A third site is in New York (342 km (213 mi) from the Boston site)

How can the same production data be protected against system outage with a zero RPO and a maximum of 15 minutes RPO data recovery?

Synchronous replicate from Boston to Cambridge Asynchronous replicate from Boston to New York

Synchronous replicate from Boston to Cambridge Synchronous replicate from Boston to New York

Asynchronous replicate from Boston to Cambridge Asynchronous replicate from Cambridge to New York

Synchronous replicate from Boston to Cambridge Synchronous replicate from Cambridge to New York

3. What is a benefit of restoring data from a Dell EMC Unity snapshot?

Can select which Consistency Group members have data restored

Supports replication to up to 32 remote systems

Enables efficient storage usage with 8 KB block granularity

Does not require additional pool storage

4. What type of template in the PowerStore sizing tool do the following parameters represent?

- Random Read: 50%

- Random Write: 50%

- Read Size: 32 KiB

- Write Size: 32 KiB

Oracle OLTP

MS SQL

Exchange 2010

5. Which Unity load balancing method will optimize performance in a customer environment if there are a limited number of open FC switch ports?

A Least I/O

Priority

Round Robin

Port to Core Affinity

6. 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

7. Which options are valid Mezzanine card choices on a Dell PowerStore in a multi-appliance cluster?

4-port 16 Gb FC card or 4-port 32 Gb FC card

4-port 25 GbE SFP-based card or 4-port 10GBaseT card

Mixed 2-port 32 Gb FC and 2-port 25 GbE card

Mixed 2-port 25 GbE SFP and 2-port 10GBaseT card

8. Which Dell EMC Unity storage array models support NVMe?

380, 880, and 880F

680F, 880, and 880F only

680, 680F, 880, and 880F

380, 380F, and 480F

9. 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

10. What final operation should be performed after adding a single drive to a Dell Powerstore array?

Add it to an existing DRS

Format the drive

Back up the Keystore

Verify drive operation

Page 2 of 7

11. Which front-end protocol card in Dell Unity XT 380 offloads processing to save CPU cycles for other operations?

Fibre Channel

CNA fonSCSI

SAS

CNA for Fibre Channel

12. A storage administrator is trying to create a new hybrid pool on their Dell Unity XT 680.

They want to add

• 18x3.84 TBSSD drives

• 72x 1200 GB 10K SAS drives

• 64x 12 TBNLSAS drives

However, this action is not being permitted by the Unity software.

What is the reason for this?

3.84 TB SSD are only supported in all flash pools

There are too many disks in the SAS tier

12 TB NLSAS drives are only permitted in archive pools

The pool must be created with only a single drive type

13. What are characteristics of D@RE on a Dell EMC Unity array?

Impacts array only during implementation Has minimal impact on performance

Does not impact array during implementation Has some impact on performance for a moment

Impacts array for a moment after implementation Has no impact on performance

Does not impact array during implementation Has minimal impact on performance

14. How should Dell Unity XT storage pools be configured to minimize the chance of running out of space due to snapshot utilization?

Set high and low watermarks to remove old snapshots

Set retention to a particular date and time

Change the number of days in the local retention policy

Change the frequency period on the snapshot schedule

15. Which Dell Unity XT load balancing method will optimize performance in a customer environment if there are a limited number of open FC switch ports?

Least I/O

Priority

Port to Core Affinity

Round Robin

16. What is the minimum RPO that can be configured on a Dell Unity XT block-asynchronous replication session?

5 minutes

60 minutes

1 minute

20 minutes

17. An administrator wants to use NAS Server Mobility to move a NAS server from SPA to SPB on a Dell Unity system.

What consideration must they be aware of?

DNS configuration will be lost after the move

NAS Server Mobility is no longer supported following a software update

Any replication sessions must be in a paused state before starting the move

The system must be in service mode to complete the move

18. When a remove replication operation is performed on a Dell EMC PowerStore array, what happens to the destination storage resource?

Is deleted

Stays in read/write mode

Stays in read-only mode

Taken offline

19. A systems administrator has deployed a Dell Unity XT 380F system with 15x 1.92 TB SSD drives, in a RAID 5 dynamic pool Shortly after deployment, the administrator wants to expand the capacity of the system and use larger drives to increase the density

What will happen if the administrator adds 4x 3 84 TB SSD drives?

Three of the drives will be added with a fourth reserved as spare

The mixing of drive types is not supported and the operation will fail

Only half of the capacity of the new drives will be available

The full capacity of the drives will be available

20. What hardware is available on all Dell EMC Midrange storage?

NVMe disks

SEDs

1 GbE I/O modules

25 GbE I/O modules

Page 3 of 7

21. When sizing a Dell EMC Unity Hybrid array, what are considerations for performance?

Workload and hardware bottlenecks

Active data and load balancing

Drive size and component redundancy

General capacity and port utilization

22. A database volume on a Dell PowerStore cluster has a Protection Policy that is applied with a single snapshot rule. The policy takes a snapshot every hour and retains them for 48 hours. The storage administrator must present a copy of the database volume to a test environment

Which action does the storage administrator take to meet this requirement?

Restore the snapshot to a new test volume

Create a thin clone of the database volume and map it to the test host

Create a new snapshot policy for the test volume

Create a snapshot of the database volume and map it to the test host

23. A technical architect is designing a Dell Unity XT 480 using the System Designer option of Sizer.

What is the recommended minimum amount of Flash that they should specify?

15%

10%

24. Which path of the size tool for Dell Unity XT uses predefined configurations that are based on array model capacity points, random workloads RAID type and drive type?

Application Oriented

Data Input

Quick Configuration

System Designer

25. Where in PowerSizer can a solution architect find guidance for choosing the appropriate storage solution?

Support

Quick Size

Recent Projects

Sizing and Build Tools

26. 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

27. What tool automates the collection of host configuration data?

Grab

SolVe

SupportAssist

My Work

28. From which storage platforms does a migration import data to a Dell PowerStore cluster?

Dell EqualLogic PS series Unity, Dell Compellent SC Series, and PowerVault ME

PowerMax. Dell EqualLogic PS senes Dell Compellent SC Series and Unity

VNXe Unity Dell Compellent SC Series and Dell EqualLogic PS series

Unity VNX2 Dell EqualLogic PS series and Dell Compellent SC Series

29. 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)

30. A customer has two Dell S4148FON switches which are not connected to each other. The customer wants to use SMB to present NAS data directly from the array to their users. The solution must have resilience in case a switch outage occurs

Which solution should the technical architect recommend?

Dell PowerStore100X

Dell PowerVault ME4

Dell PowerStore 1000T

Dell Unity XT 480

Page 4 of 7

31. What are benefits of having a minimum of 5% flash component when designing a Dell Unity XT hybrid system?

Enhances data reduction efficiency ratios and minimizes CPU utilization.

Offsets some workload skew and accelerates metadata for buffer read misses.

Optimizes FAST Cache page granularity and speeds data movement between tiers.

Increases front-end queue depth and accelerates acknowledgments to hosts.

32. A customer is managing a Dell EMC SC7020 array running SCOS 7.2. The array is running out of capacity. The customer asks you to begin scoping the system for additional drives.

What disk drive redundancy rule applies to 3.84 TB SSDs?

Forced Dual Redundancy

Default Dual Redundancy

Default Single Redundancy

Forced Non-Redundancy

33. When is the encryption key of a drive created on a Dell Unity XT system with D@RE enabled?

When data is first written to the drive

When the drive is bound to a storage pool

As the system is booted for the first time

When the drive is inserted into the array

34. When sizing a Dell EMC Unity Hybrid array, what are considerations for growth?

Port utilization and load balancing

Cache utilization and hardware bottlenecks

Latency and queue depth

General capacity and active data

35. Which Dell EMC Midrange storage platforms support NVMe SCM drives?

PowerStore T and SC Series only

PowerStore T and PowerStore X

PowerStore T, Unity XT, and SC Series

PowerStore X, Unity XT, and SC Series

36. DRAG DROP

Match each term with its description.

37. What is the purpose of the NVMe NVRAM drives in a Dell EMC PowerStore 1000 array?

Read cache and vaulting

Read cache and base OS

Write cache and base OS

Write cache and vaulting

38. 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?

39. A technical architect is working with a customer to design a Dell Unity XT solution. The customer is concerned about enabling the data reduction storage service

What system condition should the architect recommend for enabling data reduction?

CPU utilization above 80%

Free capacity at or less than 50% free capacity

CPU utilization at or less than 50%

Free capacity above 80%

40. 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

Page 5 of 7

41. A customer wants to provision a file system while creating a NAS server in a Dell EMC PowerStore T system.

What information is needed to create the NAS server?

FQDN

Subnet

DNS details

WWPN

42. You are designing a Dell EMC Unity solution. You need to predict its expected performance based on workload, number o and type of drives, and RAID protection.

Which design path on the Midrange Sizer should you take?

System Designer path

Application Oriented path

Quick Configuration path

Performance Data Input path

43. Cloud IQ Proactive Health Score is based on what 5 categories?

Network, Servers, Capacity, Performance, and Data Protection

Fault Events, Changed Configurations, Capacity, Performance, and Data Protection

Storage, Servers, Capacity, Performance, and Data Protection

Components, Configuration, Capacity, Performance, and Data Protection

44. A technical architect is designing a Dell Unity storage solution. The customer has a monthly data access profile where block data is accessed infrequently. The data is accessed frequently for a few days during month-end reporting.

Based on best practices which solution should the technical architect recommend?

A single-tier solution using 10k drives

An All-Flash solution using FAST VP and FAST Cache

A hybrid solution using FAST VP and FAST Cache

A hybrid solution using data progression

45. Which front-end protocol card in Dell Unity XT 380 offloads processing to save CPU cycles for other operations?

4 port Fibre Channel module

CNA for iSCSI

4 port iSCSI module

CNA for Fibre Channel

46. What is the purpose of the NVMe NVRAM drives in Dell PowerStore?

Vaulting and read cache

Read and write cache

Read cache and metadata

Vaulting and write cache

47. What is the recommended number of IP addresses for optimal performance of PowerStoreX?

48. 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

49. What is the function of CMI on a Dell EMC Unity array?

Used for inter-SP communications

Acts as an extension of

2 memory

Enables Vaulting to Disk

Handles API calls for HTTP client

50. A customer must protect file storage resources through asynchronous replication to other Dell Unity XT systems in different locations.

What is the maximum number of remote systems that can be configured?

Page 6 of 7

51. 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

52. A solution architect is working on a Dell Unity XT sizing and wants to share it with colleagues to review.

What is the fastest way to do that?

Export project and email it to them.

Create print screen of the configuration and share it.

Share the project within Midrange Sizer tool.

53. 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

54. You are adding a Linux host running Oracle to a Dell Unity XT 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 Unity XT feature would meet the customer requirements?

Quotas

FAST Cache

FAST VP

Dynamic pools

55. A customer is using Dell Unity XT 880 storage with 120 HDD Drives, with 10% of flash capacity from flash drives in RAID 5. They have eight LUNs provisioned for bandwidth-oriented workload. The workload is evenly split between two controllers, all available eight FC 32Gb/s ports. The customer is not able to reach more than 10 GB/s of read throughput.

What is the cause of this issue?

HDD drives saturated

Read cache saturated

Frontend saturated

SAS bus saturated

56. What is the maximum capacity of a file system on a Dell Unity XT 380?

64 TB

32 TB

256 TB

128 TB

57. What drive type is recommended for storing inactive data on a Dell Unity XT 880F array?

NL-SAS

SAS Flash

SAS 10K

58. What is achieved by adding a top tier of SSDs when designing a Dell Unity XT hybrid solution with FAST VP and FAST Cache?

Isolates file top-talkers I/O from block data I/O

Improves compression space efficiencies

Provides an additional data redundancy layer

Helps keep paged metadata on FLASH media

59. A Dell Unity XT hybrid flash array system is configured with FAST Cache to optimize data access for OLTP workloads.

What level of data granularity is tracked and promoted to the secondary cache?

8KB

256KB

64 KB

128 KB

60. How many hierarchical snapshots are supported by Dell EMC PowerStore 9000X array?

0 levels deep for LUNs 0 levels deep for file systems

32 levels deep for LUNs 16 levels deep for file systems

10 levels deep for LUNs 10 levels deep for file systems

16 levels deep for LUNs 16 levels deep for file systems

Page 7 of 7

61. What component or feature is provided by both the Dell EMC PowerStore 1000T array and the Dell EMC Unity XT 380 Series array?

Container Integration

Configured Block with Hypervisor

Unified System

NVMe disks

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