Apply Dell Midrange Best Practice Recommendations for Host Application Configurations (regular Applications, and AppsON). MIDRANGE-STORAGE-SOLUTIONS-DESIGN Practice Questions (Page 2)

Questions 6–10

1. 6foundation · easy

   For a regular host application connecting to a Dell Midrange storage system, which host setting is considered a best practice to ensure consistent performance?

   • ADisable all host-side caching to avoid data inconsistency
   • BSet the host's queue depth to the maximum value supported by the HBA
   • CUse the default operating system I/O settings without modification
   • DAlign the host's I/O settings with Dell's recommended values for the specific OS and application
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2. 7application · medium

   An organization is migrating a legacy application to a Dell midrange array. The application currently uses raw device mappings (RDMs) on VMware. The administrator wants to follow Dell best practices for regular applications. What should the administrator recommend?

   • AConvert the RDMs to VMFS datastores and place the application's virtual disks on them.
   • BConfigure the RDMs as physical compatibility mode to improve performance.
   • CUse in-guest iSCSI to connect directly to the array, bypassing the hypervisor.
   • DKeep the RDMs to preserve the existing application configuration.
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4. 8application · medium

   An administrator is deploying a web server application on AppsON. The application is read-intensive and does not require high write throughput. What Dell best practice should be applied for the AppsON VM's virtual disks?

   • ADisable caching on the virtual disk to ensure data consistency.
   • BEnable write caching on the virtual disk to improve write performance.
   • CUse a thick-provisioned virtual disk to improve read performance.
   • DEnable read caching on the virtual disk to improve read performance.
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5. 9expert · hard

   A customer plans to run a critical application on AppsON. The application has a requirement for high availability. The storage administrator is configuring the AppsON environment. Which Dell best practice should be applied to meet the high-availability requirement?

   • ADeploy the application on two AppsON VMs and configure clustering between them.
   • BAssign all available storage controller resources to the single AppsON VM to ensure it never fails.
   • CEnable the array's snapshot feature to create frequent backups of the AppsON VM.
   • DConfigure the AppsON VM with a single virtual disk and rely on the array's RAID protection.
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6. 10application · medium

   An administrator is configuring a Dell midrange array for a file server application that will be accessed by hundreds of users. The application is I/O intensive with a mix of reads and writes. Following Dell best practices for regular applications, what should the administrator configure on the host?

   • ASet the host's disk timeouts and I/O queue depths according to Dell's recommended values for the operating system.
   • BEnable the host's write cache and set the file system to use delayed allocation.
   • CInstall the latest storage array firmware to improve host I/O performance.
   • DConfigure the host's HBA queue depth to the maximum supported value.
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