DELL EMC 2023 Exam D-UN-DY-23 Dumps – Perfect for Dell Unity Deploy 2023 Exam Preparation

1. Refer the exhibit.

Which shows the Initiators page in the Unisphere GUI.

What does the symbol circled in blue indicate about the state of the initiator?

2. A storage administrator is configuring asynchronous remote replication.

What is the total number of internal snapshots created on the source and destination systems?

3. A company has several LUNs being accessed by VMware ESXi over iSCSI.

How can they minimize the resulting impact on performance?

4. For a single asynchronous replication session, what does Unity automatically create?

5. What is a function of CloudIQ?

6. A storage administrator performs a monthly performance analysis of a Dell EMC Unity XT storage array using CloudIQ insight reports. Three LUNs are set with a Host IO Limits policy. The administrator discovers that the throughput IOPS on one LUN (Test_LUN) has increased by 1000 IOPS compared to the two previous months.

What is a possible root cause of the spike in IOPS?

7. A storage administrator is implementing FAST Cache on a Unity 500 storage array and can select from a mix of SSD drives.

Which drive types can be configured to meet the administrator's requirements?

8. Which protocols are supported by Dell EMC UnityVSA for storage provisioning?

9. In Unisphere, where can a storage administrator create an asynchronous LUN replication session?

10. What are characteristics of the LUN Snapshot Copy operation?

11. What is a characteristic of Automatic UFS64 File System extension?

12. When an Active replication session state indicates normal operations, what is the sync state of the source and destination resources?

13. What describes the LUN Snapshot Copy operation?

14. An administrator is preparing to configure logging to a remote host.

If they use the Unity default values, which port needs to be open for the system to transfer the log information?

15. When the LUN Snapshot Attach to Host operation is performed, what does the Unity system optionally do before beginning the attach process?

16. A storage administrator is tasked with creating a DR solution for block and file storage resources. The company has multiple regional and international sites containing a mix of physical and virtual Dell EMC Unity systems.

What are considerations for the storage administrator in creating the DR solution?

17. A storage administrator wants to add as asynchronous replication session to a pair of Unity systems with an existing synchronous replication session that is operating correctly.

Which configuration steps are needed?

18. What is a feature of Dell EMC UnityVSA systems?

19. Refer to the exhibit.

A storage administrator wants to add new DAEs to the Unity XT storage array.

Which group of ports can they use?

20. Through which protocols are backend storage provisioned to the ESXi host when deploying a UnityVSA system?

21. What is the correct sequence of steps to create a replication session on an existing LUN?

22. Which Unity storage resource is configured when running the Initial Configuration wizard?

23. A storage administrator configured a hybrid Unity XT storage system using one default pool containing only drives of the performance tier. They need to expand the Unity with Flash as well as NL-SAS drives and make use of FAST VP using all three tiers. The FAST VP license is already installed.

What is the correct way to add and configure the pool(s)?

24. A storage administrator wants to expand the current FAST Cache size from 800 GB to the maximum allowed size on a Unity XT 680.

How many drives, and of what type, do they need to add?

25. Match each Dell EMC tool to its respective function.

26. What information is retrieved and used by the InitCLI tool to initialize a Unity system?

27. Based on Dell EMC best practices, under what conditions would you consider creating multiple pools on a Unity 500?

28. Based on the exhibit.

Which port can provide either Fibre Channel or Ethernet connectivity for host access?

29. Which FAST Cache operation proactively copies dirty pages to underlying hard disk drives?

30. What is the purpose of a Proxy NAS Server?

31. A storage administrator is tasked with creating a DR solution for block and file storage resources on a Dell EMC Unity XT 680F system at a primary production site.

The company has two other campus locations:

Campus A is located 50 km away and has a Dell EMC Unity XT 480 Hybrid system.

Campus B is located 200 km away and has a Dell EMC UnityVSA system.

What should the storage administrator do to provide the best protection of storage resources while meeting recommended latency levels?

32. A storage administrator wants to configure a storage pool to include drives 0_0. 0_3 Based on Dell EMC best practices, what configuration should you recommend?

33. Which storage objects support Advanced Deduplication?

34. A storage administrator needs to connect a new iSCSI host to a Dell EMC Unity XT array.

Which I/O modules support host iSCSI connectivity?

35. Refer to the exhibit.

Where is the management port located on the Unity Storage Processor?

36. What capability is provided by the Dell EMC CIFS Management snap-in?

37. What is a use case for a UnityVSA system with the Community license?

38. What is a consideration when managing Host I/O Limit polices?

39. A storage administrator configured a Hybrid Dell EMC Unity XT storage system using one default port containing three disk types. They need additional Flash capacity.

What is the correct way to expand the pool?

40. A storage administrator has a disaster recovery solution that synchronously replicates a LUN from a Site A production Unity system to a destination Unity at Site B. Site A experiences an unexpected outage.

Which options would be performed to provide data access during the outage windows and return production to site A after the outage

41. Which operation can be performed on the General tab of the LUN Properties page?

42. A test NFS server running a stress test program consumes nearly all file system space. This causes performance slowdowns on production hosts sharing the same file system.

Which Dell EMC Unity XT feature could the storage administrator use to prevent a re-occurrence of this problem?

43. Which Dell EMC UnityXT system user interface allows system administrators to create scripts for automating routine tasks?

44. Assuming that there are 240 snapshots created for the Base LUN on a Dell EMC Unity XT array, what is the maximum number of Thin Clones that can be created from that Base LUN?

45. In UnityVSA, what is the maximum storage capacity offered by the Professional license?

46. What is supported on Unity with CTA integration?

47. Which Unity feature provides a high bandwidth connection for large file transfers, enables proactive Service Request generation and usage license reporting, and operates on a 24x7 basis?

48. Which severity level alerts for a fault condition that has occurred, has minor impact on the system, and does not need to be fixed immediately?

49. What is the default MTU value for the NAS Server interface?

50. What determines the size of the dynamic pool private LUN?

51. What is a characteristic of manual UFS64 thin file system extension?

52. Which component is required for compression to work?

53. During the configuration of ESRS, how is the Customer Contact Data verified?

54. Which Dell EMC Unity service task would most quickly resolve connection problems between the storage system and Unisphere?

55. What is the maximum hierarchical Snapshot level, for both LUNs and file systems, on Dell EMC Unity XT storage system?

56. How is a Local LUN Move initiated?

57. What is a benefit of Dell EMC Unity XT file-level retention?

58. Which tool(s) can be used to manage ESRS?

59. What is the significance of a file system's Minimum Allocation Size?

60. Which Directory Services can be configured in the Unisphere Settings window?

61. Which technology is used by Unity Snapshots?

62. A storage administrator has several hosts attached to a Unity storage system.

How can they configure a Unity Host I/O Limits policy to ensure that a single host, with the most critical application, experiences the best possible performance?

63. A company needs to expand their dynamic pool by 5 TB. The current dynamic pool consists of sixty-three 3.8 TB SSD that are configured for RAID5 4+1.

What is the minimum number of drives needed for the pool expansion?

64. What are the two default credentials for a new Dell Unity XT system? (Select 2)

65. Which policy status condition is available for Host I/O Limits?

66. Which IP connection characteristic is used only for file-based storage configurations on Dell EMC Unity XT?

67. What information is necessary for configuring Centralized ESRS support on a Unity system using UEMCU commands?

68. A Unity customer has a 20 TB pool consisting of SAS and NL-SAS drives.

Based on Dell EMC best practices, what is the minimum recommended amount of Flash capacity they should use for a Flash tier?

69. A system administrator has asynchronous remote replication configured between a pair of systems and replications currently operating normally.

When the administrator views a replication session on the Unisphere Session page for session the destination system, which option is available when viewing "More Actions"?

70. What is a connectivity rule for hosts that connect to multiple Unity systems?

71. A storage administrator needs to move a LUN (Dev_ops) from pool_1 to pool_2 on a Dell EMC Unity XT storage array. The array is asynchronously replicating to another Dell EMC Unity XT system at a DR site. There is a Snapshot Schedule and user-defined snapshot created on this LUN.

What is the correct approach to move Dev_ops to pool_2?

72. What are two characteristics of Data Reduction? (Select 2)

73. What are considerations when configuring a Proxy NAS Server?

74. What is used by the Native SAN Copy Import data mobility feature?

75. What block size do Dell EMC Unity systems use to copy highly accessed blocks of data from spinning drives into FAST Cache?

76. After installing a new Unity VSA, when do alerts concerning license expiration first occur?

77. What is the granularity of FAST VP when relocating data in the pool?

78. What can be used by advanced users to create scripts for automating routine Unity tasks?

79. What is a characteristic of FAST VP?

80. Which Unity feature benefits oracle OLTP environments by improving storage utilization?

81. What term refers to the link between a host initiator and a target port on a Dell EMC Unity XT storage system?

82. When connecting hosts to a Unity storage array, which protocols are supported?

83. Which Unity features use supported SAS Flash 2 drives to improve system performance?

84. A storage administrator wants to create a series of daily snapshots for an existing critical LUN.

How can the snapshots be created?

85. Which disk format is recommended for Dell EMC Unity's OVA?

86. What is the correct sequence of steps taken by the storage array during the synchronous replication process?

87. Which Dell EMC Unity service task is used to reinstall the root operating system while leaving the existing data intact?

88. What is a consideration when designing a replication solution using the native Dell EMC Unity XT Replication feature?

89. What is the significance of the best practices recommendation to maintain 10% free capacity on a storage pool?

90. What is the maximum number of SAS ports available on a Dell EMC Unity XT 680?

91. A storage administrator has set a soft quota of 20 GB and a hard quota of 25 GB on a die system.

At what usage capacity will the administrator receive the first quota alert?

92. What is a characteristic of the iSCSI interface on Dell EMC Unity storage arrays?

93. A storage administrator has added multiple resources to a single density-based Host I/O Limit policy for the following storage resources:

- LUN A: 100 GB

- LUN B: 100 GB

- LUN C: 600 GB

- Density-Based Limit 10 IOPS

What is the total IOPS set by this policy?

94. Under what conditions should fully provisioned storage be recommended?

95. Which UnityVSA storage resource can be configured with Host I/O limits?

96. Dell EMC Unity systems collect several metrics at various time intervals and use ESRS to send the information to CloudIQ.

What are those metrics and their time intervals?

97. A system administrator experienced a power failure in their environment.

To which device will cache de-stage?

98. What is the maximum storage capacity supported by a Dell EMC UnityVSA with the Community Edition subscription?

99. What describes multiple LUN snapshots?

100. Which storage pool object is created for every RAID group in a traditional pool?