最新 [2025年07月27日]D-UN-DY-23試験問題には有効なD-UN-DY-23問題集PDF
D-UN-DY-23練習テスト問題解答は更新された469問があります
Dell EMC Unity Deploy 2023の認定を取得することは、Dell EMC Unityストレージシステムの展開と管理に必要な知識とスキルを習得したことを証明することです。企業ストレージソリューションを扱うITプロフェッショナルにとって貴重な認定であり、彼らの専門知識を検証し、専門的な信頼性を高めることができます。EMC D-UN-DY-23試験に合格することは重要な業績であり、企業ストレージ管理分野におけるキャリアアップの機会をもたらす可能性があります。
質問 # 195
According to best practices, what is the maximum latency of the link between local and remote systems when using synchronous replication?
- A. 10 ms
- B. 20 ms
- C. 40 ms
- D. 5 ms
正解：A
質問 # 196
Refer to the exhibit.
What is a possible reason for the health score of 70 that is associated with the Test_Dev storage pool?
- A. Storage pool has a component failure and needs attention
- B. Data protection for this storage pool is not configured
- C. Storage pool is full and oversubscribed, and needs attention
- D. Storage pool performance is impacted because of prolonged disk queue length
正解：D
質問 # 197
What is a benefit of Dell Unity XT dynamic pools?
- A. Improved access to data residing on the drive tiers
- B. Protects written data from modification
- C. Enables throughput and bandwidth throttling
- D. Reduced time to rebuild a failed drive
正解：D
質問 # 198
Which icon labeled in the exhibit is used to view all system alerts?
- A. C
- B. A
- C. D
- D. B
正解：B
質問 # 199
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 is attached as read-only
- B. Same HLU was used for the snapshot as for the source LUN
- C. Snapshot was not restored first
- D. Same host LUN ID was used for the snapshot as a regular LUN
正解：A
質問 # 200
Which storage objects support Advanced Deduplication?
- A. vols and Thick LUNs
- B. VMFS datastores and Vols
- C. Thin LUNs and thin VMFS datastores
- D. Thin LUNs and thick LUNs
正解：C
質問 # 201
What describes the LUN Snapshot Copy operation?
- A. Parent can be a snapshot copy
Can only copy a detached snapshot
Has an independent Retention Policy from the parent - B. Parent can be a snapshot copy
Can copy an attached or detached snapshot
Inherits the parent Snapshot Retention Policy - C. Parent cannot be a snapshot copy
Can copy an attached or detached snapshot
lnherits the parent Snapshot Retention Policy - D. Parent cannot be a snapshot copy
Can only copy a detached snapshot
Has an independent Retention Policy from the parent
正解：B
質問 # 202
What is an advantage for selecting Centralized ESRS over Integrated ESRS?
- A. External virtual machine is not required
- B. CHAP security is not required between Unity systems
- C. WAN compression is not required to Unity systems
- D. Internet connectivity is not required for every Unity system
正解：D
質問 # 203
Which IP connection characteristic is unique to file-based storage access, as opposed to iSCSI?
- A. Mirrored writes
- B. Bandwidth throttle
- C. Link Aggregation
- D. VLAN tagging
正解：C
質問 # 204
A system administrator sees an alert that indicates a component is failing with minor impact on the system. Some or all of the component functions may be degraded or not working but there is no need to have it fixed immediately.
Which type of alert does this represent?
- A. Warning
- B. Info
- C. Critical
- D. Error
正解：D
質問 # 205
An administrator notices that the communications between Unisphere and the storage system get interrupted.
Which service task should the administrator perform to fix the issue with minimal impact?
- A. Restart Management Software
- B. Reinitialize
C Enable SSH - C. Reboot Storage Processor
正解：A
質問 # 206
Using the fan-out topology, what is the maximum number of sites a resource can be replicated to asynchronously?
- A. 0
- B. 1
- C. 2
- D. 3
正解：A
質問 # 207
What are characteristics of a copy of a file system snapshot?
- A. Read/write, shareable to clients
- B. Read/write, accessed by clients through the CVFS mechanism
- C. Read-only, shareable to clients
- D. Read-only, accessed by clients through the CVFS mechanism
正解：A
質問 # 208
How does Dell EMC Unity Compliance FLR differ from Enterprise FLR?
- A. Compliance protects block and file data content.
Enterprise protects only file data content. - B. Both protect CIFS, NFS and FTP data content.
Compliance also meets US SEC rules for digital storage. - C. Compliance protects only file data content.
Enterprise protects block and file data content. - D. Both protect CIFS, NFS and FTP data content.
Enterprise also meets US SEC rules for digital storage.
正解：B
質問 # 209
What are characteristics of the Local LUN Move data mobility feature?
- A. Moves a Unity LUN within the same storage pool
Automatically enables compression on the LUN - B. Moves a Unity LUN from one storage pool to another
Is transparent to host access - C. Moves a Unity LUN from one storage pool to another
Automatically enables compression on the LUN - D. Moves a Unity LUN from one storage pool to another
Is disruptive to host access
正解：B
質問 # 210
Which Unity feature allows for the configuration of the host I/O limits to manage bandwidth and throughput of data?
- A. User Quotas
- B. Performance Monitor
- C. Quality of Service
- D. Tree Quotas
正解：C
質問 # 211
A system administrator wants to grant privileges to manage storage resources and host configurations for some users. However, the administrator wants to ensure users have no privileges to manage user accounts, change network settings and NAS servers, or perform software upgrades.
Which user role should be associated with the user accounts to be created?
- A. Operator
- B. Service
- C. Administrator
- D. Storage Administrator
正解：D
質問 # 212
Which protocols are supported by Dell EMC UnityVSA for storage provisioning?
- A. FC, NFS, and iSCSI
- B. iSCSI and SMB only
- C. iSCSI, NFS, and SMB
- D. SMB and NFS only
正解：C
質問 # 213
A company has an ESXi host installed with FC HBAs that is connected to a Dell Unity XT storage array. A 500 GB LUN is provisioned to this host from the Unity array and is in production. The VMware administrator has configured a new Switch with the NICs on the server intended for iSCSi traffic. The storage administrator is asked to configure software iSCSI and provision a new 1 TB LUN from the storage array using isCSI.
What is a consideration when satisfying this request?
- A. Two iSCSI target interfaces must be configured with IP addresses from separate subnels.
- B. A connection must be established between the host iSCSi initiators and Unity iSCSI targets before provisioning the new LUN.
- C. Any single host should connect to any single array using one protocol only.
正解：B
質問 # 214
What is a consideration when attempting to downgrade from Integrated ESRS Two-way to ESRS One-way?
- A. Ensure that port 9443 is open
- B. Downgrading ESRS is not supported
- C. Validate Dell EMC Support Credentials
- D. Run readiness check prior to downgrading ESRS
正解：B
質問 # 215
What block size do Dell EMC Unity systems use to copy highly accessed blocks of data from spinning drives into FAST Cache?
- A. 128 KB
- B. 64 KB
- C. 16 KB
- D. 32 KB
正解：B
質問 # 216
Which Directory Services can be configured in the Unisphere Settings window?
- A. Active Directory
- B. NDS
- C. NIS
- D. LDAP
正解：D
質問 # 217
A Windows test server ran a stress test program that generated a large amount of throughput. This resulted in performance slowdowns on production hosts sharing the same VMFS datastore.
What Dell EMC Unity XT feature can the storage administrator use to prevent a re-occurrence of this problem?
- A. FAST Cache
- B. Host I/O Limits
- C. Data Reduction
- D. File System Quotas
正解：D
質問 # 218
A storage administrator is creating a host profile in Unisphere to provide host access to block storage resources using the iSCSI protocol. The host initiators were not automatically discovered and must be manually added.
In addition to the SAN host IQN, what other configuration can be performed through the "Create iSCSI Initiator Wizard" window?
- A. Enable and disable CHAP settings
- B. Enter CHAP username and secret
- C. Create Global CHAP secret
- D. Create Mutual CHAP secret
正解：B
質問 # 219
What determines the fault characteristics of a disk group?
- A. D@RE
- B. Stripe width
- C. Drive type
- D. Drive speed
正解：B
質問 # 220
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