[2022] New DES-1D12 exam Free Sample Questions to Practice
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Dell EMC Midrange Storage Solutions Specialist Exam Certification Details:
| Exam Code | DES-1D12 |
| Exam Price | $230 (USD) |
| Schedule Exam | Pearson VUE |
| Number of Questions | 60 |
| Duration | 120 mins |
NEW QUESTION 60
What component or feature is provided by both the Dell EMC PowerStore 1000T array and the Dell EMC Unity XT 380 Series array?
- A. Unified System
- B. Configured Block with Hypervisor
- C. Container Integration
- D. NVMe disks
Answer: D
NEW QUESTION 61
What is a feature of Dell EMC Unity unified snapshots?
- A. Copy on First Write
- B. Delta set extension
- C. Redirect on Write
- D. Copy on First Access
Answer: C
NEW QUESTION 62
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. Use distributed adjusted IOPS for all tiers
- C. Size Tier 1 for 100%of the adjusted IOPS
- D. Size Tier 2 for 100%of the adjusted IOPS
Answer: C
NEW QUESTION 63
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. Impacts array only during implementation Has minimal impact on performance
- C. Impacts array for a moment after implementation Has no impact on performance
- D. Does not impact array during implementation Has minimal impact on performance
Answer: C
NEW QUESTION 64
Which block resources are supported with Dell EMC Unity asynchronous replication?
- A. LUNs and VMFS datastores
- B. Consistency Groups and file systems
- C. LUNs and file systems
- D. VMFS and NFS datastores
Answer: A
NEW QUESTION 65
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?
- A. FQDN
- B. WWPN
- C. Subnet
- D. DNS details
Answer: D
NEW QUESTION 66
In vCenter, what is the correct order of steps to create a VM in a storage container provisioned on a Dell EMC PowerStore system?
Answer:
Explanation:
Reference:
https://www.delltechnologies.com/en-us/collaterals/unauth/white-papers/products/storage/h18152-dell-emc- powerstore-virtualization-integration.pdf
NEW QUESTION 67
Which features were introduced in SCOS 7.3?
- A. Data-in-Place upgrade for SC4020 and 4K HDD support
- B. Unisphere for SC and Live Volume Auto-failover
- C. CloudlQ support and Cross Platform Replication
- D. Distributed Sparing and Live Volume ALUA
Answer: D
NEW QUESTION 68
What is the purpose of the NVMe NVRAM drives in a Dell EMC PowerStore 9000 array?
- A. Write cache and base OS
- B. Read cache and vaulting
- C. Write cache and vaulting
- D. Read cache and base OS
Answer: C
NEW QUESTION 69
What is a consequence of using an 800 GB drive and five 400 GB drives in a Dell EMC Unity XT dynamic pool?
- A. Extents 9 - 14 are marked unavailable and can never be recovered
- B. Extents 9 - 14 are marked unavailable until more 800 GB drives are added
- C. Unisphere short strokes the 800 GB drive to 8 extents
- D. Extents 9 - 14 are used to create a RAID Group
Answer: B
Explanation:
The entire capacity of a particular drive size is only available when the drive count within the drive partnership group for the drive in question matches or exceeds the stripe width plus one drive. It is not recommended to mix different size drives of the same type for this reason, unless an adequate number of drives are available to meet or exceed the stripe width plus one drive requirement h16289-dell_emc_unity-dynamic_pools.pdf - Page 18-19
NEW QUESTION 70
You are designing a Dell EMC SC Series solution that will be optimized for IOPS.
What is a key consideration?
- A. Deduplication ratio
- B. Compression ratio
- C. RAID efficiency
- D. Read/write ratio
Answer: B
NEW QUESTION 71
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. Use distributed adjusted IOPS for all tiers
- C. Size Tier 1 for 100% of the adjusted IOPS
- D. Size Tier 2 for 100% of the adjusted IOPS
Answer: C
Explanation:
"The engineer should design a system to handle all, or nearly all, IOPS in one particular tier"
NEW QUESTION 72
Which NVMe SSDs are supported by Dell EMC Power Store?
- A. 1920 GB, 3840 GB, and 7680 GB only
- B. 1920 GB, 3840 GB, 7680 GB, and 15360 GB
- C. 960 GB, 1920 GB, 3840GB, and 7680 GB
- D. 3840 GB, 7680 GB, and 15360 GB only
Answer: B
NEW QUESTION 73
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?
- A. FQDN
- B. WWPN
- C. Subnet
- D. DNS details
Answer: D
Explanation:
The NAS server DNS can be enabled on the next page. For Directory Services, DNS configuration is required. Add at least one DNS server for the domain.
NEW QUESTION 74
A customer requests a proposal for a new Dell EMC SC Series storage system with the following specifications:
IO type: Random
Existing data: 100 TB
Rate of change: 2 TB per day
Growth rate: 100 GB per day
Snapshot retention: 1 week
What storage capacity should be specified to scope the system with Tier 1 RAID 10 protection?
- A. 4.5 TB
- B. 8.5 TB
- C. 6.5 TB
- D. 2.5 TB
Answer: C
NEW QUESTION 75
What are the two biggest factors that determine IOPS when using SSDs in a Dell EMC SC Series array?
- A. Multi-tenant arrays and tier configuration
- B. Read/write percentage and peak workload
- C. Current latency and queue depth
- D. Application block size and overall throughput
Answer: D
NEW QUESTION 76
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
NEW QUESTION 77
Which features were introduced in SCOS 7.3?
- A. Data-in-Place upgrade for SC4020 and 4K HDD support
- B. Unisphere for SC and Live Volume Auto-failover
- C. Distributed Sparing and Live Volume ALUA
- D. Cloud IQ support and Cross Platform Replication
Answer: C
NEW QUESTION 78
In Dell EMC PowerStore storage, if the remote cluster has multiple appliances, then what automatically chooses the destination appliance for the resource?
- A. Performance Policy
- B. Source array
- C. Master appliance
- D. Resource Balancer
Answer: A
NEW QUESTION 79
A customer is running an Exchange environment on Dell EMC SC Series arrays and would like to leverage application consistent snapshots.
What would meet the customer requirements?
- A. Volume Shadow Copy
- B. Parallel Snapshots
- C. Consistent Snapshots
- D. Replay Manager
Answer: D
NEW QUESTION 80
A Dell EMC Unity storage administrator has 10 hosts. One of the hosts experiences occasional, huge IO bursts.
What is a best practice for avoiding performance issues during these burst periods?
- A. Enabling Quality of Service (QoS) will limit the burst problem
- B. Enable Quality of Service (QoS) then configure burst settings
- C. Quality of Service (QoS) is enabled by default, so one only needs to configure burst settings
- D. Enable Quality of Service (QoS) then limit I/O for the entire FC port
Answer: B
NEW QUESTION 81
Which file resources are supported with Dell EMC Unity asynchronous replication?
- A. NAS servers and NFS datastores
- B. LUNs and VMFS datastores
- C. Consistency Groups and file systems
- D. File systems and LUNs
Answer: A
NEW QUESTION 82
How many PCI-E lanes are provided for Slot 0 and Slot 1 in Dell EMC Unity XT arrays?
- A. 16 for Slot 0; 16 for Slot 1
- B. 8 for Slot 0; 8 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 83
Which QoS option is NOT supported by Dell EMC Unity XT?
- A. Individual or Group LUN
- B. VMFS Datastore
- C. Attached Snapshot
- D. iSCSI
Answer: D
NEW QUESTION 84
Which encryption algorithm is used for SMB shares on Dell EMC Unity?
- A. HMAC-SHA256
- B. AES-CMAC
- C. AES128-GCM
- D. AES-CCM
Answer: D
NEW QUESTION 85
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