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Category: E20-891 (v.2)

Exam E20-891: Backup Recovery Solutions Expert Exam for Technology Architects (update August 15th, 2017)

Which NetWorker variable needs to be defined and how mu…

A customer has determined that they do not want to risk their EMC NetWorker temporary directory filling up
when they backup their NDMP host. They have decided to relocate this directory. In addition, the customer has
performed some data analysis and discovered that they will be backing up two million files of approximately 2K
in size and 128 bytes in the name length.
Which NetWorker variable needs to be defined and how much space should be available for the NetWorker
temporary directory?

how can this be accomplished?

An EMC customer uses an Avamar server with an integrated Data Domain system at their data center to
protect a number of Microsoft Exchange servers and Oracle databases. The customer also has several remote
offices. Each remote office has a single node Avamar server backing up the local clients. All backups from the
remote offices are replicated to the data center.
Following an acquisition, the company needs to add 10 new remote offices to its Avamar data protectionsolution. Three of these offices host Oracle databases with approximately 8 TB in size. All backup data from the
remote sites need to be replicated to the primary data center while keeping the data traffic on the WAN to a
minimum. They also want to maintain centralized management and reporting capabilities.
Based on EMC best practices, how can this be accomplished?

What is a reason the restore is failing?

A customer recently implemented an EMC Data Domain into their existing NetWorker environment. Data
Domain device types have been created to perform client backups. Backups have been working successfully
with minimal failures.
The customer has received a restore request, through an internal customer, to restore a deleted file. After
successfully locating the deleted file and initiating the restore, the restore fails.
What is a reason the restore is failing?


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