2026 Actual Dell D-XTR-OE-A-24 Dumps, Updated Exam Questions for Guaranteed Pass

D-XTR-OE-A-24 free sample questions and answers

Dell D-XTR-OE-A-24 practice quiz with correct answers for search indexing.

1. Question 1

   What is a characteristic of Data at Rest Encryption in XtremIO?

   AAuthentication Key PIN is only used to lock SSD encryption
   

   BPrevents unauthorized access in the event of media theft or loss
   

   CData Encryption Key is shared between self-encrypting drives
   

   DEncryption feature can be removed automatically
   

   Correct answer: B

   XtremIO implements Data at Rest Encryption (DARE) to secure data on its SSDs.

   This encryption method is designed to prevent unauthorized access to data if the physical media is stolen or lost.

   The encryption process involves using a Data Encryption Key (DEK) for each drive, ensuring that data cannot be read without proper authentication.

   This feature is crucial for maintaining data integrity and security, especially in scenarios involving sensitive or critical information.

   
   

   Dell XtremIO Security Guide

   Data Encryption at Rest Technical Overview

2. Question 2

   A systems administrator just added three new VMware hosts to a VMware cluster that needs to access data from an XtremIO. Which setting should be adjusted for optimal use

   of the XtremIO with the three new hosts?

   AAdjust the LUN queue depth value of the Emulex or QLogic HBAs
   

   BSet the multipathing software to use 'Fixed policy' for each LUN
   

   CManually align the newly attached VMFS file systems
   

   DSet the FC Adapter Policy IO Throttle Count to 2048
   

   Correct answer: A

   For optimal performance when integrating new VMware hosts with an XtremIO storage array, it is recommended to adjust the LUN queue depth value of the Host Bus Adapters (HBAs). Here's a detailed explanation:

   LUN Queue Depth: This setting determines the number of I/O operations that can be queued to a logical unit number (LUN) on the storage system at one time. Properly configuring the queue depth can help optimize performance by allowing enough I/O operations to be processed concurrently without overwhelming the storage system1.

   Emulex or QLogic HBAs: These are common types of HBAs used in VMware environments. Adjusting the LUN queue depth on these HBAs ensures that they are tuned to handle the I/O characteristics of the XtremIO storage array1.

   Optimal Setting: The optimal LUN queue depth value can vary based on the specific environment and workload. However, Dell Technologies provides guidance on recommended settings for various configurations, which can be found in their official documentation or support resources1.

   Impact on Performance: By adjusting the LUN queue depth, the storage I/O operations from the VMware hosts can be more efficiently managed, leading to better overall performance and reduced latency for applications accessing the XtremIO storage1.

   
   

3. Question 3

   Which RESTful API method is used to retrieve an existing XtremIO configuration?

   AHTTP RETRIEVE
   

   BHTTP GATHER
   

   CHTTP POST
   

   DHTTP GET
   

   Correct answer: D

   The RESTful API method used to retrieve an existing configuration from a system like XtremIO is the HTTP GET methD. The GET method is used to request data from a specified resource and is one of the most common HTTP methods used in RESTful APIs1.

   In the context of the XtremIO REST API, the GET method would be used to access various types of information about the array's configuration. For example, to retrieve details about the volumes configured on an XtremIO array, you would issue a GET request to the appropriate endpoint of the XtremIO REST API2.

   The HTTP POST method, on the other hand, is typically used to send data to the server to create or update a resource. The terms HTTP RETRIEVE and HTTP GATHER are not standard RESTful API methods and are not used in the context of the XtremIO REST API or any RESTful API1.

   
   

4. Question 4

   You are creating a virtual disk for a VMware VM running on vSphere 6.5. The VM will reside on a datastore provisioned from an XtremlO volume. You want to ensure proper

   performance and capacity usage.

   How should the disk be presented to the guest?

   AThick Provisioned, Lazy Zero
   

   BThin Provisioned
   

   CThick Provisioned, Eager Zero
   

   DRaw Device Mappings
   

   Correct answer: C

   When creating a virtual disk for a VMware VM that will reside on a datastore provisioned from an XtremIO volume, it is generally recommended to use Thick Provisioned, Eager Zeroed disks for optimal performance and capacity usage. Here's why:

   Thick Provisioned, Eager Zeroed (OC): This type of disk allocation pre-allocates the entire size of the disk and zeroes out all the blocks at the time of creation. This can lead to better performance because all the space is allocated and ready for use, and there is no overhead associated with zeroing out blocks during write operations1.

   Thick Provisioned, Lazy Zero (OA): While this also pre-allocates the entire disk size, it does not zero out the blocks until they are first written to. This can lead to potential performance degradation compared to Eager Zeroed disks when the blocks are zeroed on demand1.

   Thin Provisioned (OB): Thin provisioning allocates disk space on demand rather than pre-allocating the entire disk size. While this can be more efficient in terms of capacity usage, it may not provide the same level of performance as Thick Provisioned, Eager Zeroed disks, especially in high I/O environments1.

   Raw Device Mappings (OD): RDM allows a VM to directly access a LUN on the SAN. This is typically used for specific use cases that require direct access to the physical storage device and is not generally necessary for standard VM deployments1.

   In summary, for ensuring proper performance and capacity usage, Thick Provisioned, Eager Zeroed (OC) is the recommended way to present the disk to the guest for a VMware VM running on vSphere 6.5 with an XtremIO volume1.

   
   

5. Question 5

   When configuring disk groups for Oracle ASM using XtremlO as the storage array, what is the recommended redundancy type for the ASM disk groups?

   ARecoverPoint
   

   BHigh
   

   CExternal
   

   DNormal
   

   Correct answer: C

   When using XtremIO storage arrays for Oracle ASM disk groups, the recommended redundancy type is typically external redundancy. This is because XtremIO arrays are built with inherent data protection and redundancy features that eliminate the need for additional mirroring at the ASM level1.

   External Redundancy: With external redundancy, Oracle ASM does not mirror data within the disk group. Instead, it relies on the underlying storage system to provide redundancy and data protection. XtremIO's unique data protection scheme, XDP (XtremIO Data Protection), provides such redundancy1.

   XtremIO Features: XtremIO arrays are designed with high levels of fault tolerance and include features like SSD failover and advanced error correction. These features ensure data integrity and availability, making external redundancy a suitable choice1.

   Performance Considerations: Choosing external redundancy can also lead to better performance since it avoids the overhead of additional mirroring at the ASM level, which is unnecessary given XtremIO's capabilities1.

   Best Practices: Dell EMC recommends using external redundancy for ASM disk groups when using storage arrays like XtremIO that provide their own robust data protection mechanisms1.

   In summary, for Oracle ASM disk groups using XtremIO storage arrays, external redundancy (OC) is the recommended setting, as it leverages the array's built-in redundancy features and optimizes performance1.