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E20-385 Data Domain Specialist Exam for Implementation Engineers Questions and Answers

Questions 4

Which method of deduplication yields better deduplication results for multiple data types?

Options:

A.

Variable segment size due to its ability to split the data stream into segments

B.

Variable segment size due to its ability to add data to a variable segment and move the data stream

C.

Fixed segment-based due to its ability to allow sub-file chunking of data

D.

Fixed segment size due to its ability to add data to a fixed segment and move the data stream

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Questions 5

What is a characteristic of EMC Data Domain collection replication?

Options:

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

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Questions 6

As an administrator, you are configuring the data movement policy of an EMC Data Domain system enabled with Extended Retention. On which attribute is this policy based?

Options:

A.

Last modified time of every file stored in the system and frequency of data movement

B.

First modified time of every directory stored in the system and frequency of data movement

C.

File pointers to every file stored in the system and time stamps of each file in all directories

D.

Last modified time of each directory stored in the system and frequency of updates to each directory

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Questions 7

An organization has Secure Multi-Tenancy and VTL enabled on a Del) EMC Data Domain system. Using a Dell EMC NetWorker server, they back up their data to virtual tape under a VTL pool named "finance" on the Data Domain system.

Where is the backup data stored on the Data Domain system?

Options:

A.

/data/col1//vtl/finance

B.

/data/coM //finance

C.

/data'col1/vtl/finance

D.

/data/coll/finance

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Questions 8

Which type of data replication in Dell EMC Data Domain can only be used with DD Boost?

Options:

A.

Managed

B.

Collection

C.

MTree

D.

Directory

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Questions 9

An EMC Data Domain customer is looking for a way to charge each company department for storage utilization on their Data Domain systems. How can this be implemented in Data Domain?

Options:

A.

Create an MTree for each department with soft and hard quotas

B.

Create a restricted data zone for each department

C.

Configure an administrative file system for each department

D.

Add a controller for each department to each Data Domain system

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Questions 10

An administrator wants to decrease the time needed to back up data to a locally connected EMC Data Domain system. In addition, the administrator wants to reduce the amount of network traffic generated by the backup software.

Which DD Boost capability will achieve this requirement?

Options:

A.

Distributed Segment Processing

B.

Managed File Replication

C.

Advanced Load Balancing and Failover

D.

Low Bandwidth Optimization

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Questions 11

If a customer has an EMC Data Domain (DD) system with Extended Retention, which additional software license can be applied to the system?

Options:

A.

DD Retention Lock Governance

B.

DD Encryption

C.

DD Full Capacity

D.

DD Nearline

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Questions 12

Refer to the exhibit.

E20-385 Question 12

You are installing an EMC Data Domain system with expansion shelves. When is the cable connector shown in the exhibit used?

Options:

A.

Connecting to the Expansion Port on an ES30 Shelf

B.

Connecting to the Host Port on an ES30 Shelf

C.

Connecting to the Expansion Port on an ES20 Shelf

D.

Connecting to the Host Port on an ES20 Shelf

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Questions 13

A customer wants to improve upon their current disaster recovery (DR) strategy. This strategy should include full system data replication to a remote EMC Data Domain system.

Which method should be used to expedite the initial seeding?

Options:

A.

Same site seeding of the new Data Domain system using collection replication.

Perform replication resynchronization when the system is in place at the DR site.

B.

Remote site seeding of the new Data Domain system using collection replication.

Perform replication resynchronization.

C.

Establish replication between the source and the new remote Data Domain system.

D.

Same site seeding of the new Data Domain system using managed replication.

Perform a replication resynchronization when the system is in place at the DR site.

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Questions 14

In a Dell EMC Data Domain system, which user role allows the creation of snapshots as well as import and export of tapes to a VTL library?

Options:

A.

None

B.

Security

C.

Backup-Operator

D.

Data-access

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Questions 15

An EMC Data Domain customer notices that backups are exceeding the backup window every Tuesday morning. What should be done to help the backup complete within the desired window without introducing locality or space reclamation issues?

Options:

A.

Reduce the file system cleaning throttle percentage

B.

Increase the file system cleaning frequency to twice per week

C.

Disable file system cleaning

D.

Perform manual file system cleaning daily

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Questions 16

Based on the exhibit,

E20-385 Question 16

if SAS HBA slot 1 port B is connected to Shelf 01 port BH. to which shelf and port should SAS HBA slot 2 port A be connected?

Options:

A.

Shelf 04 AH

B.

Shelf 01 BH

C.

Shelf 04 AE

D.

Shelf 01 AH

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Questions 17

An organization handling critical data wants to replicate their data store onto a destination system at a remote site. They want to make sure that the replicated data remains unchanged.

Which type of data replication offered by Dell EMC Data Domain meets the organization's needs?

Options:

A.

Directory replication

B.

MTree replication

C.

Pool replication

D.

Collection replication

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Questions 18

What is the maximum memory capacity supported by a Dell EMC DD9800 system?

Options:

A.

256 GB

B.

512 GB

C.

768 GB

D.

1024 GB

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Questions 19

A delivery specialist wants to integrate a Dell EMC Data Domain system into an existing backup environment using NAS. What are the supported protocols?

Options:

A.

CIFS and NFS only

B.

CIFS, NFS, DD Boost, and VTL

C.

CIFS, NFS, and DD Boost only

D.

CIFS, NFS, and VTL only

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Questions 20

You are installing an EMC Data Domain system with two expansion shelves in a customer-provided rack. When cabling the controller to the shelves, where does the host port on the last shelf in the chain get connected?

Options:

A.

Expansion port of the upstream shelf

B.

Expansion port of the controller

C.

Last port is left un-cabled

D.

Host port of the controller

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Questions 21

A backup administrator has enabled encryption on a Dell EMC Data Domain system. They are currently trying to change the encryption passphrase

What is a consideration when changing the encryption passphrase?

Options:

A.

File system must be disabled before changing the passphrase

B.

User with Admin role is sufficient to change the passphrase

C.

Passphrase can be only changed from the command line

D.

Encryption must be disabled to change the passphrase

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Questions 22

What is indicated by a flashing green LED on an EMC Data Domain Expansion Shelf SAS Controller?

Options:

A.

Connection in process

B.

Disk in use

C.

Connection established

D.

Connection problem

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Questions 23

When configuring backups to an EMC Data Domain system using VTL, what is a backup software recommendation for NetWorker?

Options:

A.

Create two AFTDs per pool

B.

Group AFTDs by retention period and data type

C.

Increase the number of target sessions

D.

Set up a single AFTD in CIFS implementations

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Questions 24

Refer to the Exhibit.

E20-385 Question 24

On the EMC Data Domain system, what is the approximate amount of data sent to the system on November 11th?

Options:

A.

70 GiB

B.

80 GiB

C.

200 GiB

D.

220 GiB

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Questions 25

In an EMC Data Domain environment, which path location is the default directory for deduplicated data?

Options:

A.

/data/col1/backup

B.

/ddvar

C.

/data

D.

/data/col1

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Exam Code: E20-385
Exam Name: Data Domain Specialist Exam for Implementation Engineers
Last Update: Nov 27, 2023
Questions: 171
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