Exam Details

  • Exam Code
    :E20-895
  • Exam Name
    :Backup Recovery - Avamar Expert Exam for Implementation Engineers
  • Certification
    :EMC Certifications
  • Vendor
    :EMC
  • Total Questions
    :258 Q&As
  • Last Updated
    :May 21, 2025

EMC EMC Certifications E20-895 Questions & Answers

  • Question 221:

    A customer has a large Oracle database being backed up to an EMC Avamar server. The backup runtime is exceeding their backup window. What is the recommended method to shorten the backup runtime?

    A. Increase RMAN channel count, enable Oracle Block Change Tracking, and reconfigure Oracle to an incremental strategy

    B. Split the Oracle database files across two unique datasets and run them in parallel using multiple avtar calls

    C. Increase the CPU priority and memory allocation for Oracle plug-in, and use multiple RMAN channels

    D. Create an Oracle database dump file and use the file system plug-in to back it up with concurrent avtar threads

  • Question 222:

    A customer is adding a new IBM DB2 client to their existing EMC Avamar server environment. They have ensured that they have root privileges on the system and DB2 is up and running properly on the AIX 5.3 server. In addition, they have installed the AIX Avamar client and can ping the Avamar server by hostname from the DB2 server.

    The installation of the DB2 Avamar client plug-in is failing but passes an MD5sum check. What is the probable cause of the failure?

    A. AIX 5.3 servers are not supported with the DB2 Avamar client plug-in

    B. Avamar AIX client must be registered with the Avamar server

    C. DB2 instance must be suspended prior to installation of the plug-in

    D. DB2 server is connected to the Avamar server through a VIO server

  • Question 223:

    An EMC Avamar customer has three clients running Microsoft SQL that require the data be encrypted while transmitting over the network. The backup environment includes Avamar integrated with a Data Domain. The customer wants to

    maximize backup performance.

    Which option is available to backup the clients?

    A. Avamar using in-flight encryption

    B. Data Domain using in-flight encryption

    C. Avamar using encryption-at-rest

    D. Data Domain using encryption-at-rest

  • Question 224:

    A customer is using deduplication nodes in their EMC NetWorker environment. They have configured a deduplication node to replicate to an alternate deduplication node and are cloning the metadata to a secondary device. After several successful backups, the customer wants to validate that they can recover data from the replication target.

    What can be done to ensure the data is recovered from the replication target?

    A. Set RECOVER_FROM_REP_HOST environment variable on the NetWorker server

    B. Set RECOVER_FROM_REP_HOST environment variable on the client system

    C. Initiate the recovery from the metadata clone volume

    D. Modify the client deduplication node setting to the replication target prior to running the recovery

  • Question 225:

    A customer has a large database server they would like to back up using EMC Avamar integration with Data Domain. The server is an Intel x86-based machine with 16 GB of RAM. In addition, the server has 10 GbE connectivity to the Data Domain and 1 GbE to the Avamar server.

    Which initial p_cache and f_cache settings will maximize performance when using the Data Domain client?

    A. p_cache = 1 GB, f_cache = 2 GB

    B. p_cache = 2 GB, f_cache = 1 GB

    C. p_cache and f_cache files are not used

    D. Cache files are based on the size of the backup

  • Question 226:

    A customer has an EMC NetWorker deduplication node. The customer initiates a restore from a client but it fails to obtain the required hash IDs for the selected files. What is a potential reason for this behavior?

    A. nsrmmd failed to start on the NetWorker storage node

    B. nsravamar stopped on the deduplication node

    C. nsrindexd is not spawned on the NetWorker server

    D. nsravtar is not running on the client

  • Question 227:

    A customer has been using EMC Avamar for deduplication backups of VMware. They have been performing guest level backups and now want to perform VMware image backups for disaster recovery. In order to perform image backups, what is recommended for this environment?

    A. SAN-attached datastore

    B. Image proxy Windows host

    C. Avamar client installed on the ESX server

    D. Avamar client running on the vCenter server

  • Question 228:

    A new EMC Avamar customer is planning to have a multi-node Avamar server replicate to an offsite multi-node Avamar server. Because their data is extremely sensitive, they are concerned about the security of the backup environment.

    The customer is planning to encrypt all network transmissions. They also want to use encryption-at-rest on the primary Avamar backup server to provide an additional level of data security for their stored backup data. What is an expected outcome of this configuration?

    A. Encryption between two Avamar servers is only available at AES-128

    B. Replicated data will be stored in an encrypted format on the replication target server

    C. Replicated data will be stored in an unencrypted format on the replication target server

    D. Encryption-at-rest is performed on the clients and will negatively impact performance of the client hosts

  • Question 229:

    A customer wants to protect their DB2 databases with EMC Avamar. You have configured and validated successful completion of both hot and cold database backups. You now need to validate that you can restore from the cold database backups. To recover after shutting down the database, which prefix should the backup file contain?

    A. c

    B. cl

    C. h

    D. hl

  • Question 230:

    An EMC Avamar customer has a requirement to backup SQL databases with multiple filegroups. As a test of data recovery procedures, the backups need to be restored to a different server. Which restore method should be used?

    A. Redirected restore using a SQL backup format file

    B. Redirected restore from a differential SQL backup

    C. Redirected restore using a SQL transaction log file

    D. Redirected restore from an incremental SQL backup

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