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EMC DES-1121 Exam Syllabus Topics:
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NEW QUESTION 36
A host is connected to two PowerMax arrays with SRDF/Metro Host l/Os cannot be delivered across the SRDF link. The devices in the SRDF group have been forced into a Not Ready state to the host Which attribute is set on the SRDF group to cause this behavior?
- A. Local Auto Link Recovery
- B. Update After Resume Link
- C. Local Link Domino
- D. Limbo Period
Answer: B
NEW QUESTION 37
Which product(s) support(s) only 7+1 in RAID 5 configurations?
- A. VMAX3
- B. VMAX All Flash and PowerMax 8000
- C. VMAX All Flash
- D. VMAX All Flash and PowerMax 2000
Answer: C
NEW QUESTION 38
A PowerMax administrator modified a Storage Group to add more volumes. The administrator then decides to use the Suitability Check to ensure compliance is met. The Suitability check runs but does not provide any information.
What is the likely cause for this issue?
- A. Array has not been registered for performance data collection
- B. Steps were skipped in the Modify Storage Group setup before running the Suitability Check
- C. Volumes were added to the Storage Group before using the Suitability report
- D. Suitability Check was run before the Storage Group was configured
Answer: B
NEW QUESTION 39
In PowerMax VMAX All Flash and VMAX3 which thin provisioning component can be changed with SYMCLI or Unisphere?
- A. Virtual Provisioning Pool
- B. Storage Resource Pool
- C. Storage Group
- D. Disk Group
Answer: B
NEW QUESTION 40
An SRDF/Metro pair was created with vWitness After a network outage, the administrator discovers that the SRDF pair is in an ActiveBias state What is the correct sequence of events to bring the SRDF pair into an ActiveActive state?
Answer:
Explanation:
NEW QUESTION 41
Refer to the Exhibit.
Which service levels are available for CKD devices'?
- A. All service levels
- B. Diamond and Platinum only
- C. Diamond, Bronze, and Optimized only
- D. Service levels are not used
Answer: D
NEW QUESTION 42
What will prevent a LUN from being assigned to a second Storage Group?
- A. Both Storage Groups have a service level assigned
- B. A LUN can only be assigned to one Storage Group
- C. One of the Storage Groups is a child group
- D. Storage Groups are already participating in a Masking View
Answer: B
NEW QUESTION 43
A host has LUNs assigned through a Masking View containing one regular Storage Group The Storage Group has the gold service level assigned One LUN requires a higher service level What is the correct sequence of steps required to assign the platinum service level to that LUN?
Answer:
Explanation:
NEW QUESTION 44
On a PowerMax or VMAX Family array, what is the default Dynamic I/O distribution mode setting when a Storage Group is associated with Host I/O Limits?
- A. On Failure
- B. Balanced
- C. Always
- D. Never
Answer: D
NEW QUESTION 45
What is a minimum requirement for Dell EMC VSI 8.0 on a VMAX All Flash array?
- A. 5977.1131.1131
- B. Unisphere 9.x
- C. Unisphere 8.x
- D. 5977 1125.1125
Answer: D
NEW QUESTION 46
What are the default settings for a Storage Group in PowerMax, VMAX All Flash, and VMAX3?
- A. Default SRP and no SL
- B. No SRP and no SL
- C. No SRP and Optimized SL
- D. Default SRP and Optimized SL
Answer: D
NEW QUESTION 47
Which VMAX All Flash software package includes Non-Disruptive Migration?
- A. Pro
- B. Essentials
- C. FX
- D. AppSync Starter
Answer: D
NEW QUESTION 48
Two RDF groups from two PowerMax arrays have been added to a Consistency Group SRDF/A Multi-Session Consistency has been enabled for the Consistency Group. The RDF daemon has been started on a single host that has access to both the PowerMax arrays What will happen if the host becomes unavailable?
- A. Cycle switching will stop
- B. RDF links will be suspended immediately
- C. SRDF mode will change to Adaptive Copy Disk
- D. SRDF pair state will become Partitioned
Answer: D
NEW QUESTION 49
A VMAX3 array has been configured with two Storage Resource Pools (SRP) Source volumes are assigned to SRP_1 and target volumes are assigned to SRP_2. A TimeFinder SnapVX snapshot of the source volumes is linked to the target volumes in the default mode What will happen when there are new host writes to the source volumes?
- A. Snapshot deltas will be stored in SRP_1
- B. Snapshot deltas will be stored in SRP__2
- C. Snapshot deltas will be stored in the Reserved Capacity of SRP_2
- D. Snapshot deltas will be stored in the Reserved Capacity of SRP_1
Answer: A
NEW QUESTION 50
A systems administrator has decommissioned a host with two devices allocated to it. What must the administrator do prior to deleting the devices?
- A. Remove the Storage Group
- B. Unmap from the front-end ports
- C. Remove the device attribute
- D. Delete the Initiators
Answer: A
NEW QUESTION 51
Which PowerMax software packages include NorvDisruplive Migration?
- A. F and FX
- B. FX and Pro
- C. F and Essentials
- D. Essentials and Pro
Answer: B
NEW QUESTION 52
What is the maximum number of systems controlled by Unisphere 360?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 53
When listing the details of a snapshot, what does "Total Deltas" reference?
- A. Difference between the source and target
- B. Difference between the snapshot and the target
- C. Difference between the snapshot and the source
- D. Difference between the snapshot and a newer snapshot
Answer: D
NEW QUESTION 54
What is the performance metric for the read-to-write ratio of workloads on a specific logical block address?
- A. Prefetch
- B. Workload type
- C. Workload clustering
- D. Data spanning
Answer: B
NEW QUESTION 55
What are the main options used to complete a configuration change using the synconfigure command?
- A. preview query, reserve
- B. preview, prepare, reserve
- C. preview query, commit
- D. preview, prepare, commit
Answer: D
NEW QUESTION 56
On a PowerMax what is the correct sequence of steps to deduplicate data?
Answer:
Explanation:
NEW QUESTION 57
What does a service level define*?
- A. Expected average response time target for a disk group
- B. Expected average throughput for a disk group
- C. Expected average response time target for a Storage Group
- D. Expected average throughput for a Storage Group
Answer: C
NEW QUESTION 58
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