E20-591 Exam Details

  • Exam Code
    :E20-591
  • Exam Name
    :Backup and Recovery Solutions Exam for Technology Architects
  • Certification
    :EMC Certifications
  • Vendor
    :EMC
  • Total Questions
    :160 Q&As
  • Last Updated
    :Jul 07, 2026

EMC E20-591 Online Questions & Answers

  • Question 21:

    A customer has two sites with 50 clients at each site. The customer wants the backup to occur locally on tape media at each site and would like to have a single EMC NetWorker datazone for the entire environment. A NetWorker server has already been deployed at one site. Which NetWorker component should be deployed at the second site?

    A. Dedicated storage node
    B. Deduplication node
    C. Storage node
    D. NetWorker server

  • Question 22:

    On an EMC Avamar server, which activities can be performed while garbage collection is running?

    A. Restore, browse existing backups, and queue backups
    B. Perform backups, replicate data, and modify client configuration
    C. Delete backups, change retention settings, and perform backups
    D. Restore, delete backups, and receive replicated data

  • Question 23:

    A customer currently uses two different backup applications in their backup environment. They are looking for a new backup target device to replace their aging physical tape infrastructure without replacing the current backup applications. Which EMC product best fits these requirements with the least amount of configuration change?

    A. Data Domain
    B. Avamar
    C. NetWorker
    D. HomeBase

  • Question 24:

    When integrating EMC Avamar and EMC Data Domain, which types of clients are supported for backing up to a Data Domain device?

    A. Microsoft Exchange and VMware image
    B. Informix and Oracle
    C. VMware Guest and Microsoft SQL
    D. Microsoft Windows file system and Microsoft Exchange

  • Question 25:

    A customer has two large EMC Celerra systems with an average number of eight million files per volume. They are looking for a solution to reduce the amount of backup time and increase efficiency. Which EMC product best fits these requirements?

    A. Avamar with accelerator node
    B. NetWorker with staging policy
    C. Data Domain with virtual tape library over FC
    D. HomeBase with BMR

  • Question 26:

    A customer requires a backup solution that provides a monthly backup to tape for long- term retention and daily backups to disk. They also want to minimize their backup storage requirements and the amount of daily backup traffic that travels over the network. Which EMC backup solution would you recommend?

    A. NetWorker with Avamar
    B. NetWorker alone
    C. Avamar alone
    D. Avamar with Data Domain

  • Question 27:

    On an Avamar server using default settings, what is the maximum allowable operating system capacity utilization after which HFS check will not run?

    A. 65%
    B. 85%
    C. 90%
    D. 95%

  • Question 28:

    Refer to the Exhibit.

    After the EMC NetWorker server initiates the backup by contacting the application server, what is the next step?

    A. Application server creates a snapshot session
    B. Proxy client transfers the data into traditional storage, such as disk or tape
    C. NetWorker server creates storage space on the storage subsystem
    D. Media database creates tables in the resource database for the metadata information

  • Question 29:

    An EMC customer has an EMC NetWorker server running on a Microsoft Windows host and two storage nodes running on Solaris hosts. Data Protection Advisor (DPA) will be installed on a separate Windows host. The customer requires that system performance information be collected from the backup server and all storage nodes.

    A Collector will be installed on the DPA server by default. At a minimum, how many additional Collectors need to be deployed?

    B. 1
    C. 2
    D. 3

  • Question 30:

    Which Avamar node is dedicated to providing internal Avamar server processes and services?

    A. Spare
    B. Storage
    C. Utility
    D. Accelerator

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