Free Dec-2023 DES-1D12 Certification Sample Questions certification Exam
Certification Topics of DES-1D12 Exam PDF Recently Updated Questions
NEW QUESTION # 65
When implementing FAST VP, which Dell EMC best practices should be followed?
- A. Use the Auto Tier policy -
Schedule relocations continually during normal operations - B. Use the Start High then Auto Tier policy
Maintain at least 5 percent pool capacity - C. Use the Start High then Auto Tier policy
Maintain at least 10 percent pool capacity - D. Use the Start High then Auto Tier policy
Maintain at least 15 percent pool capacity
Answer: C
NEW QUESTION # 66
What is a benefit of using a performance assessment tool?
- A. Retrieves workload metrics from all storage systems
- B. Provides performance statistics in a structured postgres database
- C. Retrieves the performance archives using the Unity Data Collection
- D. Provides automated performance statistics in chart and table format
Answer: D
Explanation:
Explanation
A performance assessment tool is used to evaluate the performance of storage systems and provide statistics that can be used to identify and troubleshoot performance issues. One of the benefits of using a performance assessment tool is that it provides automated performance statistics in chart and table format, making it easy to understand performance metrics and identify any potential issues. This allows the user to quickly identify and address any bottlenecks in the system, and make adjustments to improve performance.
NEW QUESTION # 67
Which Dell EMC Unity storage array models support NVMe?
- A. 680F, 880, and 880F only
- B. 680, 680F, 880, and 880F
- C. 380, 880, and 880F
- D. 380, 380F, and 480F
Answer: B
NEW QUESTION # 68
Which Dell EMC Midrange storage platforms support NVMe SCM drives?
- A. PowerStore T and PowerStore X
- B. PowerStore T and SC Series only
- C. PowerStore X, Unity XT, and SC Series
- D. PowerStore T, Unity XT, and SC Series
Answer: A
NEW QUESTION # 69
What is the maximum number of snapshot rules that can be associated with a Dell PowerStore protection policy?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
Explanation:
Explanation
The maximum number of snapshot rules that can be associated with a Dell PowerStore protection policy is 8.
These snapshot rules allow the administrator to specify the schedule and retention of snapshots for different types of data. This ensures that the data is protected in a way that meets the recovery point objectives (RPOs) and recovery time objectives (RTOs) of the organization.
NEW QUESTION # 70
How are vVol datastores mounted in Dell EMC PowerStore storage during the creation of vVol datastores in the vSphere environment shared by ESXi hosts?
- A. VMFS datastores
- B. Volume Groups
- C. Storage containers
- D. Storage Groups
Answer: C
NEW QUESTION # 71
What final operation should be performed after adding a single drive to a Dell Powerstore array?
- A. Back up the Keystore
- B. Verify drive operation
- C. Add it to an existing DRS
- D. Format the drive
Answer: A
NEW QUESTION # 72
Match each term with its description.
Answer:
Explanation:
NEW QUESTION # 73
Which describes cascade replication on a Dell Unity XT?
- A. Asynchronous replication of a block resource from Sites A to B then B to C then C to D
- B. Synchronous replication of a block resource from Sites A to B. then B to C. then C to D
- C. Synchronous replication of a file resource from Sites A to B. then B to C then C to D
- D. Asynchronous replication of a file resource from Sites A to B then B to C. then C to D
Answer: B
Explanation:
Explanation
Cascade replication on a Dell Unity XT is a configuration in which a block resource is replicated synchronously from one site to another, in a cascading manner. This means that a block resource is first replicated from site A to site B, then from site B to site C, and so on. This creates a chain of replicated resources that are all in sync with each other. This type of replication is useful in cases where data loss is not acceptable, and a zero RPO is needed. It also allows for creating multiple failover points in case of a disaster, providing a higher level of data protection. It's important to note that this type of replication requires a high-speed and reliable network connection between all the sites, and it requires a higher level of planning and maintenance compared to asynchronous replication.
NEW QUESTION # 74
How does configuring snapshot retention differ when manually creating snapshots in the Dell EMC Unity GUI, compared to using the Unity CLI?
- A. The retention period for manually created snapshots can be hours or days. The retention period for snapshots created with Unity CLI is days.
- B. The retention period for manually created snapshots is days. The retention period for snapshots created with Unity CLI can be hours or days.
- C. Manually created snapshots do not have the 'No automatic deletion' option. Snapshots created with Unity CLI have the 'No automatic deletion' option.
- D. Manually created snapshots have the "No automatic deletion' option. Snapshots created with Unity CLI do not have the No automatic deletion' option.
Answer: C
NEW QUESTION # 75
What is a consideration when sizing a Dell EMC SC Series system for capacity?
- A. IOPS
- B. Read/Write ratio
- C. RAID overhead
- D. Page size
Answer: A
Explanation:
Explanation
(Input/Output Operations Per Second) is a key consideration when sizing a Dell EMC SC Series system for capacity. IOPS is a measure of the performance of a storage system, and a higher number of IOPS generally indicates better performance. Other factors to consider would be the number of disk drives, RAID configuration, and storage capacity required for the specific use case.
NEW QUESTION # 76
A customer asks you about the maximum load of their new Dell EMC SC Series array. Which term should you use in response?
- A. IOPS
- B. Latency
- C. CPU Cycles
- D. MB
Answer: A
Explanation:
Reference:
https://downloads.dell.com/manuals/common/sc-series-performance-availability-best-practices-dell-emc-4024-bp-sc_en-us.pdf
NEW QUESTION # 77
What tabs are available on the Dell EMC PowerStore Manager Dashboard?
- A. Performance. Efficiency, and Capacity only
- B. Health, Efficiency. Performance, and Summary
- C. Health. Overview. Performance, and Capacity
- D. Performance. Overview, and Capacity only
Answer: D
Explanation:
Explanation
These categories are divided in tabs: Overview, Capacity, and Performance.
NEW QUESTION # 78
What is a benefit of restoring data from a Dell EMC Unity snapshot?
- A. Does not require additional pool storage
- B. Enables efficient storage usage with 8 KB block granularity
- C. Can select which Consistency Group members have data restored
- D. Supports replication to up to 32 remote systems
Answer: A
NEW QUESTION # 79
Match each term with its description.
Answer:
Explanation:
Explanation
Throughput = Sized by type and number of ports to handle traffic
Latency = Time taken for an IO to be executed
IOPS = Amount IO generated by application
Queue depth = IOS in buffer waiting to be executed
NEW QUESTION # 80
A customer has invested much time using the Dell PS Series Host Integration Toolkit (HIT) to integrate SAN snapshot protection with Microsoft SQL Server native snapshot technology. The customer expresses concern about whether Dell EMC SC Series cross-platform replication supports that capability.
What should be your response?
- A. Recreate integration on the SC Series array and use only SC-to-SC replication for those volumes.
- B. Leverage the integration investment and use only PS-to-PS replication on those volumes.
- C. Cross-platform replication works with PS Series HIT integrations.
- D. Cross-platform replication works with SC Series HIT integrations.
Answer: B
NEW QUESTION # 81
Match each Dell EMC Unity feature with its destination.
Answer:
Explanation:
Reference:
https://www.delltechnologies.com/resources/en-us/asset/white-papers/products/storage/h15572- dell_emc_unity-nas_capabilities.pdf
NEW QUESTION # 82
Which Dell EMC Unity OE 5.0 enhancements improve asynchronous replication?
- A. Cascade Replication and GeoSync
- B. NAS server mobility and Fan-out Replication
- C. Fan-out and Cascade Replication
- D. GeoSync and NAS server mobility
Answer: C
NEW QUESTION # 83
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. 5%
- B. 7%
- C. 15%
- D. 10%
Answer: A
NEW QUESTION # 84
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:
Explanation
STEP1:VASA
STEP2 :POWERSTORE CONNECTIVITY
STEP3:Create vvol datastore
STEP4:create vm storage policies
STEP5:Provision VMs based on vvol datastore
NEW QUESTION # 85
What is a consequence of using an 800 GB drive and five 400 GB drives in a Dell EMC Unity XT dynamic pool?
- A. Unisphere short strokes the 800 GB drive to 8 extents
- B. Extents 9 - 14 are marked unavailable until more 800 GB drives are added
- C. Extents 9 - 14 are used to create a RAID Group
- D. Extents 9 - 14 are marked unavailable and can never be recovered
Answer: B
NEW QUESTION # 86
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