EMC EMC Certifications E20-385 Questions & Answers

• Question 21:

  When using the EMC Data Domain Virtual Tape Library software option, which backup software operation allows space to be reclaimed on a Data Domain system?

  A. Relabeling tapes

  B. Exporting tapes

  C. Vaulting tapes

  D. Importing tapes

  Correct Answer: A

• Question 22:

  On an EMC Data Domain system, which licensed software option allows an administrator to protect data from deletion by the backup software?

  A. Retention Lock

  B. Snapshots

  C. Replicator

  D. Fastcopy

  Correct Answer: A

• Question 23:

  Based on the exhibit,

  

  what does the difference between the inbound network rate and writes to disk indicate on the EMC Data Domain system?

  A. Much of the data is unique and being stored to disk

  B. A problem exists with the Data Domain system

  C. Much of the data is redundant and being deduplicated

  D. Data Domain system is deduplicating data faster than the backup server can send it

  Correct Answer: C

• Question 24:

  When setting the MTU size for an Ethernet interface on an EMC Data Domain system, what is the maximum supported value?

  A. 1500

  B. 9000

  C. 9014

  D. 9040

  Correct Answer: C

• Question 25:

  A customer is looking for the following requirements to replicate data:

  Entire /backup directory replicated

  All user accounts and password are replicated

  Full system data replication mirror

  Which type of replication meets the customer's requirements?

  A. Collection

  B. Directory

  C. Pool

  D. Snapshot

  Correct Answer: A

• Question 26:

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

  A. Requires no disk space to store

  B. Provides data restoration from a specific point in time for deleted data

  C. Included with the replication license

  D. Provides NDMP backups to a remote site

  Correct Answer: B

• Question 27:

  What is the maximum number of snapshots on an EMC Data Domain system?

  A. 255

  B. 256

  C. 750

  D. 1024

  Correct Answer: C

• Question 28:

  An EMC Data Domain customer has setup a DD VTL for their backup software. They created slots, drives, and tapes. The backup software shows the tape drives and the robot, but not the tapes.

  Which step was missed on the Data Domain system?

  A. Import the virtual tapes in the VTL

  B. Configure Fibre Channel LUN masking

  C. Tape labels are not defined

  D. Incorrect media type is defined

  Correct Answer: A

• Question 29:

  Which operation uses the fastcopy command?

  A. Copying data from a media server to a Data Domain system

  B. Copying data from a Data Domain system to a NetBackup Media Server

  C. Copying data from a directory to a snapshot

  D. Copying data from a snapshot to a directory

  Correct Answer: D

• Question 30:

  A customer is attempting to create a read-only copy of their backup data on an EMC Data Domain system to achieve additional protection.

  Which Data Domain system feature would accomplish this requirement?

  A. Snapshot

  B. Data Invulnerability Architecture

  C. Fastcopy

  D. Retention Lock

  Correct Answer: A