EMC E20-385 Online Practice Questions and Exam Preparation

EMC E20-385 Online Questions & Answers

• Question 141:

  You have been tasked with setting up a VTL on an EMC Data Domain system in an EMC NetWorker environment. To maximize deduplication, which value should be used for the "Target Sessions" and "Max Sessions" parameters?

  A. 1, 1
  B. 1, 2
  C. 1, Unlimited
  D. Unlimited, 1
  A. 1, 1

• Question 142:

  Refer to the Exhibit.

  

  On the EMC Data Domain system, what is the approximate amount of disk space consumed on November 11?

  A. 9 GiB
  B. 10 GiB
  C. 20 GiB
  D. 24 GiB
  D. 24 GiB

• Question 143:

  Refer to Exhibit.

  

  An EMC Data Domain customer has three offices with their payroll backups currently located in San Jose, California. They want to plan a disaster recovery strategy. The customer is concerned with the possibility of multiple disasters that could compromise both the source and destination sites simultaneously.

  Which replication topology will address the customer's concerns about availability and RTO?

  A. Topology: One-to-many Source: San Jose Destination: Seattle and Chicago
  B. Topology: One-to-one Source: San Jose Destination: Seattle
  C. Topology: Bidirectional Source: San Jose Destination: Chicago
  D. Topology: Many-to-one Source: San Jose and Seattle Destination: Chicago
  A. Topology: One-to-many Source: San Jose Destination: Seattle and Chicago

• Question 144:

  An EMC Data Domain customer can view data on a destination system in a collection replication context. They are attempting to write data using CIFS; however, they are unable to perform writes. What is causing this issue?

  A. Data is read-only
  B. Write permission needs to be enabled on the share
  C. User needs write permissions
  D. Share needs to be configured
  A. Data is read-only

• Question 145:

  What is a characteristic of EMC Data Domain collection replication?

  A. Replication destination is dedicated to receiving data only from the source
  B. Unique user accounts and passwords need to be configured on the replication destination
  C. Replication destination directory can also be used as a target for backups
  D. Replication destination must be at least twice the size of the source
  A. Replication destination is dedicated to receiving data only from the source

• Question 146:

  An EMC Data Domain customer wants to set up link aggregation using two network interface connections. The connections will go from the Data Domain system to Switch A and Switch B. The following IP/ networking configuration will be used to create the aggregation: Switch A is connected to DD interface eth3a 10 GB link IP = 10.200.1.10 Switch B is connected to DD interface eth4b 1 GB link IP = 10.200.1.11 Which mode would you recommend for this configuration?

  A. Bonding mode is unsupported
  B. Round Robin
  C. LACP
  D. Balanced
  A. Bonding mode is unsupported

• Question 147:

  A company is backing up database, e-mail, and file system data types in their data center to a Data Domain system using a single backup server. The backup system administrator creates separate subdirectories for each of the three data types under the default /backup share.

  What does this allow the administrator to do?

  A. Improve file system cleaning performance
  B. Improve the performance of a 100 GB database backup
  C. Set up a single backup device in the software
  D. Analyze the compression of each data type
  D. Analyze the compression of each data type

• Question 148:

  When using VTL on an EMC Data Domain system, why should persistent binding be enabled on the host?

  A. Prevents interruption of backup operations after a system reboot
  B. Enables LUN Masking, assisting in performance
  C. Provides access to devices during an outage
  D. Provides high availability
  A. Prevents interruption of backup operations after a system reboot

• Question 149:

  Which interface is used for the initial access and configuration of an EMC Data Domain system?

  A. KVM ports or serial console
  B. Onboard eth0a as factory configured IP 192.168.0.1 using Telnet
  C. IPMI management port
  D. Onboard eth0b as factory configured IP 192.168.0.1 using SSH or HTTP
  A. KVM ports or serial console

• Question 150:

  A customer is implementing an EMC Data Domain system over CIFS using Symantec NetBackup. How would the Data Domain system be configured on the backup server?

  A. Storage unit
  B. adv_file device
  C. Jukebox
  D. Backup-to-disk folder
  A. Storage unit