DELL EMC D-MSS-DS-23 Practice Exams
Last updated on Oct 03,2026- Exam Code: D-MSS-DS-23
- Exam Name: Dell Midrange Storage Solutions Design 2023
- Certification Provider: DELL EMC
- Latest update: Oct 03,2026
What is the minimum number of IP addresses for optimal performance of PowerStore X ?
- A . 7
- B . 4
- C . 6
- D . 9
A customer site has four NAS servers participating in MetroSync replication.
Which Dell EMC Unity feature could reduce failover times?
- A . QoS Failover Policy
- B . Cabinet Failover
- C . SRDF Metro
- D . Consistency Groups
A customer has a Dell EMC Unity 680F array with a single pool consisting of 10 drives configured with RAID 5 (4+1).
What is the minimum number of drives required to expand the pool?
- A . 1
- B . 5
- C . 6
- D . 7
A customer asks you about the maximum load of their new Dell EMC SC Series array.
Which term should you use in response?
- A . MB
- B . IOPS
- C . CPU Cycles
- D . Latency
A storage administrator is trying to create a new hybrid pool on their Dell Unity XT 680.
They want to add
• 18×3.84 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?
- A . 3.84 TB SSD are only supported in all flash pools
- B . There are too many disks in the SAS tier
- C . 12 TB NLSAS drives are only permitted in archive pools
- D . The pool must be created with only a single drive type
What is the purpose of the NVMe NVRAM drives in a Dell EMC PowerStore 9000 array?
- A . Read cache and vaulting
- B . Read cache and base OS
- C . Write cache and base OS
- D . Write cache and vaulting
Which front-end protocol card in Dell Unity XT 380 offloads processing to save CPU cycles for other operations?
- A . Fibre Channel
- B . CNA fonSCSI
- C . SAS
- D . CNA for Fibre Channel
A Windows client using the SMB protocol is trying to access a multiprotocol file system from a Dell Unity XT NAS server. The local group database was checked and no mapping was found.
What is the next step in the SID to UID resolution process?
- A . The Windows user access is removed
- B . The domain controller is checked
- C . The Windows user is mapped to the default UNIX account
- D . Secmap is checked
A storage administrator is deploying a new Dell Unity XT 880F system. The system will be used over FC by several hosts running production databases. The system will also be used over iSCSI to several hosts running tesVdev workloads. The administrator wants to prevent the test/dev hosts from using more than 5000 IOPS
What Unity XT feature can be used for this configuration?
- A . Thin clones
- B . LUN masking
- C . Host I/O limits
- D . FASTVP
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?
- A . 15%
- B . 7%
- C . 5%
- D . 10%