Valid D-MSS-DS-23 Practice Test Dumps with 100% Passing Guarantee [Jan-2025]
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NEW QUESTION # 27
A technical architect is helping a customer prepare for a data center maintenance window All applications must failover to the disaster recovery site. The customer also wants to test their disaster recovery plan What PowerStore Manager replication option should be used to address the customer's need:
and from which site should the option be run?
- A. Failover from source site
- B. Planned failover from source site
- C. Failover from target site
- D. Planned failover from target site
Answer: B
Explanation:
In this scenario, the customer wants to test their disaster recovery plan and wants all applications to failover to the disaster recovery site. To accomplish this, the technical architect should use the planned failover option from the source site, the primary site. This will allow the customer to test their disaster recovery plan and ensure that all applications can be successfully failed over to the disaster recovery site. It's important to note that if the customer wants to failover to the disaster recovery site for maintenance and after that fail back to the primary site, the planned failover should be run from the target site.
NEW QUESTION # 28
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?
- A. Asynchronous replicate replicate from Boston to Cambridge Asynchronous replicate replicate from Cambridge to New York
- B. Synchronous replicate replicate from Boston to Cambridge Asynchronous replicate replicate from Boston to New York
- C. Synchronous replicate replicate from Boston to Cambridge Synchronous replicate replicate from Cambridge to New York
- D. Synchronous replicate replicate from Boston to Cambridge Synchronous replicate replicate from Boston to New York
Answer: B
NEW QUESTION # 29
How should Dell Unity XT storage pools be configured to minimize the chance of running out of space due to snapshot utilization?
- A. Change the number of days in the local retention policy
- B. Change the frequency period on the snapshot schedule
- C. Set high and low watermarks to remove old snapshots
- D. Set retention to a particular date and time
Answer: C
Explanation:
Dell Unity XT storage pools can be configured to minimize the chance of running out of space due to snapshot utilization by setting high and low watermarks to remove old snapshots. A high watermark is set to specify the maximum amount of space that can be consumed by snapshots before the oldest snapshots are automatically removed. This is a good way to ensure that snapshots do not consume all available space, and helps to prevent the pool from running out of space.
NEW QUESTION # 30
What is a key feature of the Dell EMC Future-Proof Storage Loyalty Program for Dell EMC SC Series arrays?
- A. 4:1 Efficiency Guarantee
- B. 4:1 Reduction Guarantee
- C. 4:1 Performance Guarantee
- D. 4 Year Satisfaction Guarantee
Answer: A
Explanation:
Dell EMC Flash Storage Efficiency Guarantee Dell EMC promises our flash arrays will provide a logical usable capacity at least four times the usable physical capacity of your purchased drives -- or we'll give you more drives at no charge.
https://www.delltechnologies.com/en-us/blog/dell-emc-flash-storage-efficiency/ Reference:
https://www.dell.com/pk/business/p/storage-sc-all-flash/pd
NEW QUESTION # 31
On what host operating systems can the Grab tool run?
- A. OS/390, Windows, and Linux
- B. Linux, macOS, and Tru64
- C. Windows, UNIX, and ESXi
- D. ESXi, ChromeOS, and OS/390
Answer: C
Explanation:
* Grab Tool Overview:
* The Grab tool is used for collecting diagnostic information from host systems to aid in troubleshooting and performance analysis.
* Supported Operating Systems:
* The Grab tool can run on a variety of host operating systems, including Windows, UNIX, and ESXi.
* This broad support ensures that administrators can gather necessary diagnostic data across different environments.
* Other Options:
* Linux, macOS, and Tru64: Not all these operating systems are supported by the Grab tool.
* OS/390, Windows, and Linux: OS/390 is not commonly supported.
* ESXi, ChromeOS, and OS/390: ChromeOS and OS/390 are not typically supported by the Grab tool.
* Dell Midrange Storage References:
* Dell documentation provides detailed instructions on using the Grab tool and lists the supported operating systems.
* Community forums and support resources from Dell Technologies offer additional insights and user experiences.
References:
* Dell Grab Tool Documentation
NEW QUESTION # 32
A customer is using an older host OS that uses a 63-block disk header. What is the recommended host offset when connected to Dell Unity XT systems?
- A. 16 MB
- B. 63 MB
- C. 64 MB
- D. 1 MB
Answer: D
Explanation:
A customer has two Dell Unity arrays, a Dell Unity 550F, and a Dell Unity XT 480. They are undergoing a network refresh and would like to modernize to a 25 GbE network. The customer has asked the technical architect about adding 25 GbE network cards to the Unity systems. Both systems have free slots.
NEW QUESTION # 33
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?
- A. 8KB
- B. 256KB
- C. 64 KB
- D. 128 KB
Answer: C
NEW QUESTION # 34
Which statement is true about dynamic node affinity?
- A. Trespass affected block volumes between nodes.
- B. Maintains relatively consistent utilization, latency, and performance between both nodes.
- C. Automatically moves NAS servers to the peer node to balance the workload.
Answer: B
Explanation:
Dynamic node affinity in Dell Unity XT systems is designed to maintain relatively consistent utilization, latency, and performance between both nodes. This mechanism ensures that workloads are balanced across the storage processors, optimizing system performance and resource utilization. By dynamically adjusting the workload distribution, it helps in maintaining stable performance and reducing latency. Reference:Dell Unity XT System Architecture
NEW QUESTION # 35
Which optional I/O Module card type is supported for both Dell PowerStore T and Dell PowerStore X?
- A. 8 Gb Fibre Channel
- B. 25GbE
- C. 10GbEBaseT
- D. 32 Gb Fibre Channel
Answer: D
Explanation:
Both Dell PowerStore T and Dell PowerStore X support the 10 GbE BaseT optional I/O module card type. This card provides 10 Gbps Ethernet connectivity and can be used to connect the storage array to a network. The other options are not supported by both models. 25 GbE and 32 Gb Fibre Channel are generally faster and used for high-performance systems, while 8 Gb Fibre Channel is an older standard, and not supported by Dell PowerStore T and Dell PowerStore X.
NEW QUESTION # 36
An architect is designing a cost-effective PowerStore solution in sizer that is expected to perform in the event of a node failure without impacting the max performance. What must be considered?
- A. Set Max Performance Saturation to 50% while sizing.
- B. Plan and design a disaster recovery site.
- C. Provide a higher model than the sizer-recommended solution.
- D. Set Performance Growth to 50% while sizing.
Answer: A
Explanation:
* Designing for Node Failure:
* Ensuring a PowerStore solution performs optimally even in the event of a node failure requires careful consideration of performance thresholds.
* Max Performance Saturation:
* Setting the Max Performance Saturation to 50% during the sizing process ensures that in the event of a node failure, the remaining node can handle the load without performance degradation.
* This conservative approach allows the system to operate within safe performance limits, maintaining high availability and performance.
* Other Options:
* Disaster Recovery Site: Important for overall business continuity but does not directly address performance during a node failure within the same site.
* Performance Growth: Setting Performance Growth to 50% focuses on future growth rather than immediate redundancy considerations.
* Higher Model: While providing a higher model can offer more resources, it is not as cost-effective as optimizing the performance saturation setting.
* Dell Midrange Storage References:
* Dell PowerStore documentation provides detailed guidelines on performance optimization and high availability configurations.
* Community forums and support resources from Dell Technologies offer insights into best practices for sizing and redundancy.
References:
* Dell PowerStore Performance Guide
NEW QUESTION # 37
Which two drive types are supported by the Dell PowerStore Expansion Enclosure? (Select 2)
- A. NVMe SSD
- B. SAS SSD
- C. SATA SSD
- D. NVMe SCM
Answer: A,B
NEW QUESTION # 38
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
- A. Oracle OLTP
- B. Exchange 2010
- C. MS SQL
Answer: B
NEW QUESTION # 39
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 Tiers 1 and 2 only
- B. Size Tier 2 for 100% of the adjusted IOPS
- C. Size Tier 1 for 100% of the adjusted IOPS
- D. Use distributed adjusted IOPS for all tiers
Answer: C
Explanation:
"The engineer should design a system to handle all, or nearly all, IOPS in one particular tier"
NEW QUESTION # 40
Which NAS protocols does Dell PowerStore support?
- A. FTP, SMB, NFSv2, NFSv3, and FTPS
- B. FTPS, SMB, NFSv3, NFSv4, and FTP
- C. SMB, NFSv3, NFSv4p, FTP, and SFTP
- D. NFSv4, SMB, S3, FTP, and SFTP
Answer: C
Explanation:
Dell PowerStore supports a variety of NAS protocols to provide file access to clients.
These protocols include:
SMB (Server Message Block): This protocol is used to provide file and printer sharing on Windows-based systems.
NFSv3 (Network File System version 3): This is a standard protocol used to provide file access on UNIX-based systems.
NFSv4 (Network File System version 4): This is the latest version of the NFS protocol and it provides enhanced security and improved performance over previous versions. FTP (File Transfer Protocol): This is a standard protocol used to transfer files between computers over a network.
SFTP (Secure File Transfer Protocol): This is an extension of the FTP protocol that provides secure file transfer using SSH (Secure Shell) encryption.
NEW QUESTION # 41
Which disk format is recommended when deploying a Dual-SP Dell Unity VSA?
- A. Thin Provisioned
- B. Thick Provision Eager Zeroed
- C. Thick Provision Lazy Zeroed
Answer: B
Explanation:
When deploying a Dual-SP (Storage Processor) Dell Unity VSA (Virtual Storage Appliance), the recommended disk format is Thick Provision Eager Zeroed. This format pre-allocates storage capacity and zeros out all blocks at the time of creation, which ensures better performance and reliability compared to thin provisioning or lazy zeroed formats. This is especially important for high-performance storage environments.
Reference:Dell Unity VSA Deployment Guide
NEW QUESTION # 42
Which two attributes characterize I/O workloads for sizing the PowerStore storage solution? (Select 2)
- A. Read vs. Write ratios
- B. Extent of Serialization
- C. Random vs. Sequential I/O
- D. Splitting of Workloads
- E. CloudIQ Reporting
Answer: A
Explanation:
Two key attributes that characterize I/O workloads for sizing the PowerStore storage solution are Random vs.
Sequential I/O and Read vs. Write ratios. Understanding these attributes helps in accurately sizing the storage system to meet performance and capacity requirements.
NEW QUESTION # 43
A customer has a data center with applications running on 16 volumes that are presented form a Dell Unity XT system, They want to design a DR ...According to Dell best practices, which design approach minimizes the impact on storage performance?
- A. Use multiple ports per controller for replication
- B. Include a Flash tier in a hybrid pool where synchronous replication is active
- C. Create the synchronous replication session before filling the source storage object with data
- D. Use Thick volumes within the replication group
Answer: C
NEW QUESTION # 44
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?
- A. Thales Vormetric VTE
- B. StorSecure StorMagic
- C. Gemalto SafeNet K460
- D. Dell EMC CloudLink
Answer: C
Explanation:
Reference: https://downloads.dell.com/manuals/all-
products/esuprt_solutions_int/esuprt_solutions_int_solutions_resources/s-solution- resources_white-papers108_en-us.pdf (9)
NEW QUESTION # 45
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