DES-1721 Online Practice Questions and Answers

A customer is running the Dell Storage Manager (DSM) Suite as a software stack on Microsoft Windows. To reduce the Microsoft licensing costs, the customer wants to switch to the DSM Virtual Appliance. Which recommended deployment should the customer use?

A. Configure as a Primary Data Collector

B. Configure as a Remote Data Collector

C. Migrate the DSM database manually

D. Migrate from the existing Data Collector

A customer wants to add an SC420 and an SC200 to a SC7020 storage array. What is the recommended approach to adding the new enclosures?

A. One single SAS chain connected to a 6 Gb SAS card

B. One single SAS chain connected to a 12 Gb SAS card

C. Two separate SAS chains connected to a 6 Gb SAS card

D. Two separate SAS chains connected to a 12 Gb SAS card

Refer to the Exhibit.

A customer needs your assistance in recovering files that were deleted from an SC Series array volume. The files were deleted around 1:00 AM on January 7th. Based on the exhibit of the Dell Storage Manager (DSM), which recommendation allows the customer to recover the most recent deleted files?

A. Take a manual snapshot and then select "Create Volume from Snapshot"

B. Select "Create Volume from Snapshot" taken on January 7 and map to a server

C. Recover from backup, deleted files are unrecoverable from the storage array

D. Select "Create Volume from Snapshot" taken on January 6 and map to a server

Refer to the Exhibit.

A customer has asked you to perform a port failover test to demonstrate system resiliency. What is needed to complete this task?

A. Add more cables per switch

B. Switch to Legacy Port Mode

C. Add more switches per controller

D. Switch to Virtual Port Mode

When performing the initial configuration on an SC9000 through the serial port, which command is used to reboot the controller?

A. qle factoryreset 5 0

B. cs purge all

C. -reset

D. -restart

An SC9000 controller was rebooted to test failover and is back online. Do the controllers need to be rebalanced?

A. Yes; however, the other controller needs to be rebooted first

B. No; this is done automatically as part of the reboot process in DSM

C. No; they are automatically rebalanced on the SC9000

D. Yes; this can be done from the Summary, Storage, or Hardware tab in DSM

Which statement is NOT correct for upgrading to SCOS version 07.03.01 and above?

A. It does not allow the mixing 6 Gb and 12 Gb enclosures in a chain

B. 25 Gb and 100-Gb iSCSI HBAs are supported

C. The absence of spares for any disk class folder blocks the upgrade

D. The user is asked for permission to enable the Spare Optimizer

Which user type can create and map volumes using servers and disk folders that have already been created?

A. FSE

B. Root

C. Reporter

D. Volume Manager

After the implementation of a DR site with Synchronous replication all applications were up and running fine. The restore points were saved and validated; DR was predefined and successfully tested. Sometime later, one of the applications became unresponsive and initial troubleshooting points to Storage/Volume as the root cause.

Concerning the Replication to the DR site, what could be happening?

A. Customer must switch to asynchronous replication as volumes tied to applications should not be synchronous replicated.

B. The synchronous replication has been set to High Consistency and the link between the two sites is down.

C. Unresponsive applications cannot be related to any DR or Replication practices

D. Only asynchronous replication can possibly have a negative impact to volumes and applications if the link is down

Which option will enable compression on an SC Series array volume?

A. Compression Profile

B. Default Compression

C. Data Reduction Profile

D. Enable Compression