DELL EMC D-UN-DY-23 Practice Exams
Last updated on Apr 05,2025- Exam Code: D-UN-DY-23
- Exam Name: Dell Unity Deploy 2023 Exam
- Certification Provider: DELL EMC
- Latest update: Apr 05,2025
What is a benefit of Dell EMC Unity XT file-level retention?
- A . Reduces time to rebuild a failed drive
- B . Enables throughput and bandwidth throttling
- C . Protects data from deletion or modification
- D . Improves access to data resident on the drive tiers
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?
- A . 6 Flash 2 drives of 400 GB each
- B . 24 Flash 2 drives of 200 GB each
- C . 12 Flash 2 drives of 400 GB each
- D . 2 Flash 2 drives of 400 GB each
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?
- A . Data Reduction
- B . File System Quotas
- C . Host I/O Limits
- D . FAST Cache
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?
- A . Guarantee the bandwidth and IOPS requirements for the critical host’s LUNs
- B . Guarantee the bandwidth and IOPS requirements for the critical host’s ports
- C . Limit the bandwidth and IOPS of the LUNs provisioned to the other less critical hosts
- D . Create policies to limit migration and replication traffic on the less critical hosts
Based on Dell EMC best practices, under what conditions would you consider creating multiple pools on a Unity 500?
- A . Separate resources for multi-tenancy Create larger failure domains
- B . Combine pools where FAST Cache is and is not active Consolidate resources for multi-tenancy
- C . Dedicate resources to meet specific performance goals Separate resources for mulli-tenancy
- D . Combine pools where FAST Cache is and is not active Dedicate resources to meet specific performance goals
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?
- A . 1 TB
- B . 2 TB
- C . 4 TB
- D . 10 TB
A system administrator has deployed a Dell UnityVSA to their vSphere environment. They did not add the management IP to the UnityVSA during the installation.
What two actions can be taken to apply the management IP from the vSphere console? (Select 2)
- A . Use the svc_network command to apply the IP address.
- B . Use the svc_inject command to apply the IP address.
- C . Use the svc_initial_config command with the Connection Utility.
- D . Use the svc_diag command with the Connection Utility.
- E . Use the svc_initial_config command to apply the IP address.
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?
- A . 8
- B . 16
- C . 32
- D . 64
What is a characteristic of the iSCSI interface on Dell EMC Unity storage arrays?
- A . Only one iSCSI interface can exist on a physical network port at a time.
- B . IQN aliases are automatically generated.
- C . A VLAN can only be assigned during the creation of the iSCSI interface.
- D . IQNs are associated with an iSCSI interface.