D-PST-DY-23 Dell PowerStore Deploy Practice Questions
Prepare for D-PST-DY-23 with more than an answer.
- Exam fee
- $230 USD
- Level
- Skill Certification
Domains covered on the exam 8
- PowerStore Concepts and Features5%
- PowerStore Implementation10%
- PowerStore Administration10%
- PowerStore Block Provisioning15%
- PowerStore File Provisioning15%
- PowerStore VMware Provisioning15%
- PowerStore Remote Protection15%
- PowerStore Migration15%
- 1
True or False: A single protection policy in PowerStore can contain up to four snapshot rules and up to four replication rules.
Show answer details
Correct answer: B
A single protection policy in PowerStore can contain a maximum of four snapshot rules OR one replication rule, but not both simultaneously in that quantity. A policy can have up to four snapshot rules for local protection or one replication rule for remote protection. This limitation ensures clarity and prevents overly complex policies.
- 2
A company wants to add a new expansion enclosure to an existing PowerStore 3200T appliance to increase storage capacity. Which of the following is a valid and supported procedure for adding the enclosure?
Show answer details
Correct answer: C
Adding an expansion enclosure to a running PowerStore appliance is a non-disruptive update (NDU), but it must be done correctly. The proper procedure involves using PowerStore Manager (or CLI) to place the appliance into service mode. This prepares the system for the hardware change. Once in service mode, the new enclosure can be cabled and powered on. After the system recognizes the new hardware, you can exit service mode, and the new capacity will be available.
- 3
A VMware administrator is using a PowerStore X appliance and has created several VMs on a vVol datastore. The administrator needs to restore a single VM to a previous point in time using a PowerStore snapshot without affecting any other VMs. What is the recommended method to accomplish this?
Show answer details
Correct answer: C
One of the primary benefits of vVols is granular, VM-level data management. The integration between PowerStore and vCenter (via the VASA provider and vCenter plugin) allows administrators to perform storage operations directly from the vSphere Client. The correct and most efficient method is to right-click the specific VM in vCenter, use the integrated Dell EMC PowerStore menu, and choose the 'Restore from Snapshot' option. This restores only the selected VM's vVols without impacting any other VMs on the same datastore.
- 4
Which type of PowerStore resource cannot have a protection policy directly applied to it?
Show answer details
Correct answer: C
Protection policies are applied to storage resources that contain data, such as Volumes, Volume Groups, File Systems, and Virtual Machines (via vVols). A Host Group is a logical container used to manage host connectivity and access permissions to storage resources. It does not contain data itself, and therefore, you cannot apply a data protection policy directly to a Host Group.
- 5
A deployment engineer has just completed the initial configuration of a PowerStore 3200T. What is the default data reduction setting for all newly created block and file storage resources?
Show answer details
Correct answer: A
A core feature of the PowerStore platform is its 'always on' inline data reduction, which includes both deduplication and compression. This feature is enabled by default for all storage resources (block and file) across the entire appliance and cannot be disabled on a per-volume or per-file system basis. This design ensures maximum storage efficiency.
- 6
After configuring a replication session for a file system, an administrator notices the session state is 'Synchronizing'. What does this state indicate?
Show answer details
Correct answer: A
The 'Synchronizing' state indicates that the replication session has been established and the initial baseline copy of data from the source resource is actively being transferred to the destination system. Once this initial copy is complete, the state will change to 'Operating Normally', at which point only the subsequent changes (deltas) will be replicated.
- 7
A company requires disaster recovery for a transactional application with a very low tolerance for data loss. The application's volumes are replicated between two PowerStore arrays located 50km apart with a dedicated 10Gbps link and an average round-trip latency of 2ms. The business has mandated that no committed writes can be lost. Which replication mode is most appropriate?
graph TD subgraph DataCenter_A [Primary Site] Host[Application Host] --> PStoreA(PowerStore A) end subgraph DataCenter_B [DR Site] PStoreB(PowerStore B) end PStoreA -- Synchronous Replication --> PStoreBShow answer details
Correct answer: A
The requirement for zero data loss (zero RPO) dictates the use of Synchronous replication. In this mode, writes are committed on both the local and remote arrays before an acknowledgement is sent to the host. PowerStore supports synchronous replication with round-trip latencies up to 5ms, so the 2ms latency in this scenario is well within the supported range, making it the ideal choice.
- 8
A financial services company is deploying a new PowerStore 5200T for a mission-critical Oracle database that requires the lowest possible latency for transaction logs. The database itself will reside on separate volumes. During the volume provisioning process, which configuration option should be prioritized specifically for the transaction log volumes to meet this requirement?
Show answer details
Correct answer: C
For workloads demanding the absolute lowest latency, such as database transaction logs, utilizing Storage Class Memory (SCM) as a persistent storage tier is the most effective solution. NVMe SCM drives offer significantly faster response times than standard NVMe SSDs. The correct procedure is to ensure the PowerStore appliance has SCM drives installed and then to provision the transaction log volumes specifically on this tier. While a 'High' performance policy helps prioritize I/O, it cannot match the raw hardware performance of SCM. Volume groups are for management and snapshot consistency, not latency reduction.
- 9
During the initial configuration of a PowerStore 1200T appliance using the Initial Configuration Wizard (ICW), an administrator discovers that the intended management IP address is already in use on the network. The administrator has a list of alternative IP addresses available. What is the most efficient course of action to resolve this issue and complete the setup?
Show answer details
Correct answer: C
The Initial Configuration Wizard (ICW) is designed to be interactive and allow for corrections. If an IP conflict is detected during the validation step, the most direct and efficient solution is to navigate back within the wizard to the network configuration page and input a different, valid IP address. There is no need for more drastic measures like power cycling or using a serial connection, which are typically reserved for more severe configuration or hardware issues.
- 10
A healthcare provider is configuring asynchronous replication for a PowerStore file system containing critical patient records to a disaster recovery site. The primary business requirement is to ensure that in the event of a failover, the NAS server configuration, including SMB shares and NFS exports, is automatically recreated at the DR site to minimize recovery time. Which setting must be enabled when configuring the replication session?
Show answer details
Correct answer: C
When replicating a PowerStore file system, there is a specific option to 'Replicate NAS Server'. Enabling this ensures that the entire NAS server configuration, including its shares, exports, and other settings, is replicated along with the file system data. This is crucial for disaster recovery, as it allows for a quick and seamless failover where the NAS server can be brought online at the DR site with its original configuration intact, drastically reducing the Recovery Time Objective (RTO).
