E20-385 by EMC Valid Free Exam Practice Test

Question 1

What is the maximum number of VTL library instances on each Dell EMC Data Domain system?

A. 48 B. 32 C. 56 D. 64

Correct Answer: C

Question 2

If cleaning is already in progress, when does data movement to the Extended Retention Tier start on an EMC Data Domain system?

A. In parallel to the cleaning B. During the next scheduled data movement C. Immediately after the cleaning completes D. During the next scheduled data balancing

Correct Answer: C

Question 3

What changed in the WWN format of the EMC Data Domain OS 5.4?

A. NAA type 1 B. NAA type 5 C. First segment D. Last segment

Correct Answer: B

Question 4

An EMC Data Domain customer wants to add a static route using the CLI. Which command is used?

A. net config B. config route C. route config D. route add

Correct Answer: D

Question 5

Which command is used to check the SAS HBA card status on an EMC Data Domain system?

A. enclosure show summary B. scsitarget show detailed-stats C. storage show all D. disk port show summary

Correct Answer: D

Question 6

A customer is integrating an EMC Data Domain into their Symantec NetBackup environment as an OST device. DD Boost has been configured on the Data Domain. After a few weeks of running backups, the customer notices the performance is lower than expected.
On the Data Domain, which configuration option should be enabled to offload part of the deduplication process to the NetBackup media server to improve backup performance?

A. NFS B. MTree C. WAN Optimization D. DSP

Correct Answer: D

Question 7

On an EMC Data Domain system, what is the role of file system cleaning?

A. Delete data from VTL cartridges that have been marked as expired B. Eliminate older snapshots if the file system exceeds 90% utilization C. Remove all traces of a file to resolve classified message incidents D. Remove unreferenced segments from physical storage

Correct Answer: A

Question 8

What is a benefit of snapshots on an EMC Data Domain system?

A. Included with the replication license B. Requires no disk space to store C. Provides data restoration from a specific point in time for deleted data D. Provides NDMP backups to a remote site

Correct Answer: D

Question 9

Where does inline deduplication occur in a Dell EMC Data Domain system?

A. PRAM B. NVRAM C. File system D. RAM

Correct Answer: D

Question 10

An EMC Data Domain customer is looking for a way to charge each company department for storage utilization on their Data Domain systems. How can this be implemented in Data Domain?

A. Add a controller for each department to each Data Domain system B. Create an MTree for each department with soft and hard quotas C. Configure an administrative file system for each department D. Create a restricted data zone for each department

Correct Answer: B

Question 11

A customer's EMC Data Domain system has an Ethernet port called "bmc0a". What is the purpose of this Ethernet port?

A. Dedicated Ethernet port for data and administration purposes B. Dedicated Ethernet port for IPMI, providing "out-of-band" access C. Shared Ethernet port for IPMI, providing "sideband" access D. Dedicated Ethernet port for IPMI, providing "sideband" access

Correct Answer: B

Question 12

An EMC NetWorker customer is implementing a new EMC Data Domain system in their environment.
Backup data will be transferred over a private IP network. The customer plans to use three different NetWorker pools with different retention periods.
Which configuration is required?

A. Create one AFTD for each pool B. Configure storage nodes to serve as aggregation points C. Increase the device resource max sessions to 10 D. Configure multiplexing across pools

Correct Answer: A

EMC Specialist - Implementation Engineer, Data Domain - E20-385 Exam Practice Test