E20-385 Online Practice Questions and Answers

What does the EMC Data Domain file level retention locking feature provide?

A. Active archive protection for IT governance

B. Instant restoration of applications and data

C. Built-in data safety for extended onsite retention

D. Offline availability of archive data

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

What is the maximum number of MTrees that can be created on an EMC Data Domain system?

A. 14

B. 32

C. 100

D. 750

A customer needs the ability to prevent their retained data from being modified or deleted for a defined period of time. In addition to protecting the data, regulatory requirements demand a higher level of security ensuring the integrity of the data.

Which EMC Data Domain feature provides this capability?

A. DD Retention Lock Compliance Edition

B. DD Retention Lock Governance Edition

C. DD Extended Retention

D. DD Encryption Lock

A customer's EMC Data Domain system reports a global compression ratio of 7.8x. This does not meet the customer's expectations. What can be done to increase the data reduction ratio?

A. Extend the data retention period

B. Turn off local compression on the system

C. Compress the data before sending it to the system

D. Reduce the data retention period

Which EMC Data Domain technology allows inline deduplication to occur fast and efficiently?

A. SISL scaling architecture

B. Data Domain Data Invulnerability Architecture

C. DD Boost

D. SATA

A customer has two EMC Data Domain systems deployed with a collection replication configuration. Based on best practices, what should be configured if the customer has less than 6 Mb/s throughput between the installation sites?

A. Low bandwidth optimization

B. Gz compression

C. Initial replication seeding

D. Bi-directional replication

How many 40U racks are required for a DD890 GDA system with 12 EMC Data Domain ES20 expansion shelves?

A. 1

B. 2

C. 3

D. 4

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

As represented in the exhibit,

which metric is the Local-Comp Factor reporting in the filesys show compression output?

A. Reduction in segment size resulting from the configured compression type lz, gz, or gzfast

B. Reduction in segment size from EMC DD Boost plugin clients

C. Reduction in segment size from low bandwidth optimized replication at the source

D. Deduplication reduction factor for the local EMC Data Domain system