Real EMC D-UN-OE-23 Exam Questions Study Guide
Updated and Accurate D-UN-OE-23 Questions for passing the exam Quickly
NEW QUESTION # 10
What considerations should be taken into account when mixing drive sizes in dynamic pools?
- A. Larger drives can be added without impacting pool performance
- B. Mixing drives of different sizes can lead to uneven wear
- C. It's important to consider the impact on rebuild times
- D. Adding smaller drives to a pool of larger drives is recommended
Answer: B,C
NEW QUESTION # 11
FAST Cache utilization best practices include:
- A. Only using FAST Cache for high-capacity, low-performance HDDs
- B. Exclusively dedicating FAST Cache to the most frequently accessed files
- C. Balancing between read and write cache allocations
- D. Periodic assessment and adjustment based on workload changes
Answer: C,D
NEW QUESTION # 12
A system administrator is not familiar with the Dell Unity UI. After logging in, the system health shows a total of 1 issue with DAE 1_0_Drive 15 identified by a red circle with an X. While on the phone with Dell Support, the Product ID/SN of the failed drive is needed to open a case for a CRU replacement. What is the Product ID / SN of the failed drive? Note: It is necessary to close (x) the simulator window before you can select a response to this question.
- A. CF2CY19000185
- B. 9SNA0HA440083
- C. 9SNA0HA13950
- D. 005052393
Answer: B
NEW QUESTION # 13
What is the impact of snapshot creation on the performance of a Dell Unity system?
- A. No impact, as snapshots are stored on separate hardware
- B. Significant performance degradation due to disk I/O
- C. Minimal impact as snapshots are point-in-time references
- D. Increased CPU usage for managing snapshot metadata
Answer: C
NEW QUESTION # 14
What is a connectivity rule for a host that connects to multiple Dell Unity XT systems?
- A. The host can connect to different arrays with different protocols.
- B. CNA connections to the host must be used with alternating protocols
- C. The host must connect to all the arrays using a single protocol.
- D. The iSCSI protocol is required when host connects to multiple arrays.
Answer: A
NEW QUESTION # 15
Local LUN Move functionality is primarily used for:
- A. Disaster recovery scenarios
- B. Optimizing storage pool usage
- C. Load balancing between storage pools
- D. Data backup purposes
Answer: B,C
NEW QUESTION # 16
In synchronous replication, what considerations must be made for application performance?
- A. Only suitable for applications with low change rates
- B. It has no impact on application performance
- C. Recommended for all types of applications for maximum data protection
- D. Application performance may be impacted due to the wait for acknowledgment
Answer: D
NEW QUESTION # 17
In the context of dynamic pool expansion, what are key considerations?
- A. Drives of any size can be added without consideration
- B. Rebuild process is significantly slower with larger drives
- C. Expansion is automatically managed by the system
- D. Mixing different drive sizes impacts overall performance
Answer: B,D
NEW QUESTION # 18
What is a consideration when specifying a Dial Home suppression time for a Dell Unity XT storage array?
- A. Can be lengthened or shortened
- B. The time zone where the array is located
- C. Can be enabled at any time
- D. Should be set between 1 and 32 hours
Answer: D
NEW QUESTION # 19
How can storage be provisioned on Dell Unity XT systems?
- A. Both Thick and Thin LUNs
- B. Neither Thick nor Thin LUNs
- C. Thin LUNs only
- D. Thick LUNs only
Answer: A
NEW QUESTION # 20
There are 240 snapshots that are created for a Base LUN on a Dell Unity XT array. What is the maximum number of thin clones that can be created from the Base LUN?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 21
A storage administrator must provide maximum remote protection of file storage between Dell Unity XT 38oF systems.
How many NAS server replication sessions are supported?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 22
Which are two features of VMware Virtual Volumes? (Select 2)
- A. Stored in storage containers that are created in the storage system
- B. Require vSphere 5.0 at a minimum to run
- C. Supports snapshots at the VM level
- D. Storage objects that the storage administrator creates manually
Answer: A
NEW QUESTION # 23
What are two benefits of using Unity Asynchronous Local Replication to replicate storage resources between pools on a system? (Select 2)
- A. Change NAS server names
- B. Enable data reduction
- C. Balance capacity
- D. Change storage groups
- E. Change disk type
Answer: C,E
NEW QUESTION # 24
What is a benefit of using FAST VP on a Dell Unity XT array?
- A. Improves RTO
- B. Reduces TCO
- C. Reduces CapEx
- D. Improves RPO
Answer: B
NEW QUESTION # 25
Which protocols are supported by Dell UnityVSA for storage provisioning?
- A. iSCSI and SMB only
- B. SMB and NFS only
- C. iSCSI, NFS, and SMB
- D. FC, NFS, and iSCSI
Answer: C
NEW QUESTION # 26
Thin Clones in a Dell Unity system are characterized by:
- A. Sharing initial data blocks with the source while allowing for divergence
- B. Consuming the same amount of storage as the original data
- C. Requiring manual synchronization with the source volume
- D. Being independent copies of data without shared blocks
Answer: A
NEW QUESTION # 27
What features are available for managing host access to block storage resources?
- A. Multi-pathing configuration
- B. Host profiles
- C. Automatic host discovery
- D. LUN masking
Answer: A,B,D
NEW QUESTION # 28
A storage administrator is performing a planned failover of an asynchronous replication. What option should they select to ensure that all data is available at the destination?
- A. Failover on the source array
- B. Failover on the destination array
- C. Failover with sync on the destination array
- D. Failover with sync on the source array
Answer: D
NEW QUESTION # 29
A storage administrator has attached a snapshot to a host but cannot write to the snapshot.
What is most likely the cause of this issue?
- A. Snapshot was not restored first
- B. Same host LUN ID was used for the snapshot as a regular LUN
- C. Same HLU was used for the snapshot as for the source LUN
- D. Snapshot is attached as read-only
Answer: D
NEW QUESTION # 30
A system administrator wants to limit I/O for the following LUNs:
- LUN A: Size 100 GB, Limit:500 IOPS
- LUN B: Size 500 GB, Limit: 1000 1OPS
- LUN C: Size 500 GB, Limit: 500 1OPS
- LUN D: Size 1000 GB, Limit: 1000 1OPS
What type and number of host I/O limit policies must be used?
- A. One absolute policy and one density based limit policy
- B. Two absolute limit policies
- C. One shared absolute limit policy
- D. Two density based limit policies
Answer: B
NEW QUESTION # 31
A storage administrator is replicating a NAS Server from one Dell Unity XT to another. The destination system has a different network scheme than the source system.
What operation must be done on the destination system NAS Server to ensure data is accessible after failover?
- A. Create a new interface
- B. Modify DNS Cache
- C. Change the Override properties
- D. No changes required
Answer: C
NEW QUESTION # 32
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EMC D-UN-OE-23 (Dell Unity Operate 2023) exam is an important certification exam for individuals who are interested in demonstrating their skills and knowledge in managing and operating Dell EMC Unity storage systems. D-UN-OE-23 exam is designed to test the candidate's proficiency in various areas such as configuring and managing storage resources, troubleshooting issues, and performing routine maintenance tasks. Passing the exam is a great way for candidates to validate their skills and enhance their career prospects in the IT industry.
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