Data Assurance with Media Scan Protects Your Data CERTIFIED-IMPLEMENTATION-ENGINEER-SAN-E-SERIES Practice Questions (Page 2)

Questions 6–10

1. 6expert · hard

   A media scan is running on a critical E-Series volume group. The storage administrator notices that the scan is causing a noticeable increase in latency for a production application. The scan is scheduled to complete in 6 hours. What should the administrator do to minimize the impact while still completing the scan?

   • AIncrease the priority of the media scan to complete it faster.
   • BDisable the production application's access to the volume until the scan is complete.
   • CStop the media scan and restart it during the next maintenance window.
   • DReduce the priority of the media scan to the lowest setting.
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2. 7foundation · easy

   What should an administrator do if a media scan report shows an increasing number of uncorrectable errors?

   • AIgnore the report as long as the system is still running
   • BIncrease the scan priority to fix the errors faster
   • CInvestigate the affected drives and plan for replacement if necessary
   • DDisable media scan to prevent further errors
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4. 8expert · hard

   A financial services firm runs a high-frequency trading application on an E-Series array. The storage administrator is asked to enable media scan to satisfy a compliance requirement. The application is latency-sensitive and cannot tolerate any performance degradation during trading hours (9:00–17:00). What is the best approach?

   • AEnable media scan at high priority and run it continuously to complete the scan as quickly as possible.
   • BDisable media scan and document that the application's performance requirements take precedence.
   • CEnable media scan only on the volume group containing the trading application's log files, not the main database.
   • DEnable media scan and schedule it to run only between 17:00 and 09:00 at low priority.
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5. 9application · medium

   A company is required to demonstrate that their storage system proactively protects data integrity. They have enabled Data Assurance on all volumes. What additional step is necessary to ensure that latent media errors are detected and repaired?

   • AEnable media scan on all volume groups.
   • BEnsure that all disks are configured with a hot spare.
   • CSchedule regular backups of all volumes.
   • DConfigure the array to use a higher RAID level.
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6. 10application · medium

   During a media scan, the controller encounters a block that fails the Data Assurance check. The RAID group is a RAID 6 group. What is the outcome of this event?

   • AThe controller fails the entire RAID group due to the media error.
   • BThe controller uses the two parity disks to reconstruct the data and rewrites the block.
   • CThe controller logs the error and waits for the administrator to run a manual repair.
   • DThe controller marks the block as bad and continues the scan.
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