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The EMC DES-1121 (Specialist - Implementation Engineer, PowerMax and VMAX Family Solutions) Certification Exam is designed for IT professionals who have experience with the EMC PowerMax and VMAX storage solutions. This certification validates the skills and knowledge required to plan, design, implement, and manage complex storage solutions using the PowerMax and VMAX storage arrays.
NEW QUESTION # 22
A systems administrator is performing a configuration change on a PowerMax array. Where does the configuration manager perform the change?
- A. Disk drives
- B. Host which performs the change
- C. MMCS
- D. SYMAPI
Answer: C
NEW QUESTION # 23
What is the correct sequence of steps to obtain PowerMax licenses and ensure the PowerMax is configured to allow the licensed features to work properly?
Answer:
Explanation:
NEW QUESTION # 24
Which SYMCLI command can be used to create a new TDEV and assign it to a Storage Group in one step?
- A. symsg
- B. symcfg
- C. symdev
- D. symaccess
Answer: D
NEW QUESTION # 25
What is the minimum required memory and minimum required disk space to manage a maximum volume count of 64000 and 10 arrays when installing Unisphere for PowerMax?
- A. 8 GB of available memory and 100 GB of available disk
- B. 16 GB of available memory and 160 GB of available disk
- C. 12 GB of available memory and 120 GB of available disk
- D. 24 GB of available memory and 180 GB of available disk
Answer: C
NEW QUESTION # 26
You have just presented storage to an ESXi server and want to rescan the storage adapter to ensure the server can see the new volume Based on recommended best practices, what is the preferred method to perform this task?
- A. Run the command from a non-cluster host using the ESX CLI
- B. Use the vSphere VSI plugin to rescan the entire cluster
- C. Run the command from the ESXi server with the ESX CLI enabled
- D. Use the vSphere Client to perform the rescan of the host
Answer: B
NEW QUESTION # 27
What would the RDF device and Link states be after an SRDF Update operation?
- A. R1=RW Link=NR. R2=RW
- B. R1=WD Link=NR R2=RW
- C. R1=WD Link=RW. R2=RW
- D. R1=RW Link=RW; R2=WD
Answer: D
NEW QUESTION # 28
What are the main options used to complete a configuration change using the synconfigure command?
- A. preview, prepare, reserve
- B. preview query, reserve
- C. preview query, commit
- D. preview, prepare, commit
Answer: D
NEW QUESTION # 29
Exhibit.
Which activity needs to be performed prior to the operations shown in the exhibit?
- A. TTL setting should be changed
- B. Target volumes should be unmounted
- C. Target volumes should be unmapped
- D. Snapshot should be terminated
Answer: A
NEW QUESTION # 30
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. Volumes were added to the Storage Group before using the Suitability report
- C. Suitability Check was run before the Storage Group was configured
- D. Steps were skipped in the Modify Storage Group setup before running the Suitability Check
Answer: D
NEW QUESTION # 31
Where are the Host l/Os directed to when the Storage Group is in a Non-Disruptive Migration CutoverReady state?
- A. Held in host cache
- B. Target array only
- C. Source and target arrays
- D. Source array only
Answer: B
NEW QUESTION # 32
What will prevent a LUN from being assigned to a second Storage Group?
- A. One of the Storage Groups is a child group
- B. Storage Groups are already participating in a Masking View
- C. A LUN can only be assigned to one Storage Group
- D. Both Storage Groups have a service level assigned
Answer: C
NEW QUESTION # 33
What is the largest TDEV PowerMaxOS 5978 can create?
- A. 32 TB
- B. 16 TB
- C. 64 TB
- D. 128 TB
Answer: C
NEW QUESTION # 34
Which Solutions Enabler daemon is responsible for Oatekeeper management?
- A. storsrvd
- B. storapid
- C. storslpd
- D. storgnsd
Answer: C
NEW QUESTION # 35
Which units of measure are used to specify the size type when creating volumes in Unisphere?
- A. Cylinders, GB, TB. PB
- B. Cylinders, MB, GB, TB
- C. MB and GB only
- D. MB, TB, PB
Answer: A
NEW QUESTION # 36
Which command is used to change the CPU resource distribution for SRDF modes?
- A. symconfigure
- B. symrdf
- C. symqos
- D. symcfg
Answer: D
NEW QUESTION # 37
What is the maximum number of bricks that can be configured on a PowerMac 8000 system bay?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION # 38
On a PowerMax what is the correct sequence of steps to deduplicate data?
Answer:
Explanation:
NEW QUESTION # 39
When using TimeFinder SnapVX, what is the maximum number of linked targets allowed per source?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION # 40
When using TimeFinder SnapVX, why would a redirection-write be changed to a copy-on-write?
- A. Back-end utilization exceeds 80%
- B. Prevent a new write from being demoted to a lower tier
- C. Improve wear rates on flash disks
- D. Snapshot delta has used 80% of the SRP
Answer: D
NEW QUESTION # 41
Which port flag is required for auto-provisioning?
- A. V
- B. SPC2
- C. SC3
- D. ACLX
Answer: D
NEW QUESTION # 42
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 the Reserved Capacity of SRP_2
- B. Snapshot deltas will be stored in the Reserved Capacity of SRP_1
- C. Snapshot deltas will be stored in SRP_1
- D. Snapshot deltas will be stored in SRP__2
Answer: C
NEW QUESTION # 43
What takes place during an SRDF Establish operation?
- A. Resumes normal SRDF mirroring and host access
- B. Changes made to the R1 are propagated to the R2. Changes made to the R2 are discarded
- C. Changes made to the R2 are propagated to the R1 Changes made to the R1 are discarded.
- D. Enables access to both the R1 and R2 devices on the hosts
Answer: D
NEW QUESTION # 44
When listing the details of a snapshot, what does "Total Deltas" reference?
- A. Difference between the snapshot and a newer snapshot
- B. Difference between the source and target
- C. Difference between the snapshot and the source
- D. Difference between the snapshot and the target
Answer: A
NEW QUESTION # 45
Which VMAX All Flash software package includes Non-Disruptive Migration?
- A. AppSync Starter
- B. Essentials
- C. FX
- D. Pro
Answer: A
NEW QUESTION # 46
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The EMC DES-1121 certification exam is designed for implementation engineers who are specialized in PowerMax and VMAX family solutions. This exam is a great way for professionals to demonstrate their expertise in configuring, managing and implementing solutions based on the PowerMax and VMAX family of storage systems. The exam tests the candidate's knowledge and skills in areas such as system installation, data protection, performance optimization, and management of storage systems.
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