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EMC DES-1B31 - Questions & Answers

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Question 1
Single choice

HDFS supports which native file system on ECS?

A.

EXT3

B.

SMB

C.

EXT1

D.

EXT2

Question 2
Single choice

A company has removed the VDC from the replication group and is no longer able to add it back.

What is the cause of this issue?

A.

The same VDC can be added back to the replication group, but only before failover processing is completed successfully

B.

The same VDC cannot be added back to the replication group, it must be given another name

C.

The VDC cannot be added back to the existing replication group; a new replication group must be
created for the VDC

D.

Removing the VDC from the replication group initiates failover processing for permanent failures

Question 3
Single choice

In an environment with two or more VDCs, which operation is unavailable when network connectivity is interrupted between the VDCs?

A.

Write object

B.

Read object

C.

Update object

D.

Create object

Question 4
Single choice

Which protocol does Dell EMC Isilon CloudPools use to communicate with ECS?

A.

NFS

B.

CIFS

C.

HDFS

D.

S3

Question 5
Single choice

An administrator is trying to configure a Cloud Unit in Data Domain System Manager for access to ECS and receives the following error:

Couldn't connect to server.

What needs to be checked?

A.

<endpoint> 9020 or <endpoint> 9021

B.

<endpoint> 9022 or <endpoint> 9023

C.

<endpoint> 9024 or <endpoint> 9025

D.

<endpoint> 9026 or <endpoint> 9027

Question 6
Single choice

When SEC Compliance is enabled, what action can be taken on a retention period?

A.

Shortened

B.

Extended

C.

Deleted

D.

Deleted with privileged delete

Question 7
Single choice

A storage administrator is trying to create a new bucket using s3curl.pl. They use a URL pointing to their load balancer. The SSL connection is terminated on the load balancer.

What port number should be used at the command line?

A.

9020

B.

9021

C.

9023

D.

9025

Question 8
Single choice

What can be used to monitor ECS events in the ECS Portal for periods of greater than 30 days?

A.

ViPR SRM

B.

Centera Console

C.

Atmos Capacity Reporting

D.

Data Protection Advisor

Question 9
Single choice

Which component of ECS provides clustering and configuration management?

A.

Storage Engine

B.

Zookeeper

C.

Fabric

D.

Data Services

Question 10
Single choice

What happens when you change the retention value in a retention policy on ECS?

A.

Retention values cannot be changed on a retention policy

B.

The changes will affect all new objects associated with that policy only

C.

Retention value in a policy can only be changed on the bucket but will not affect any object

D.

The changes will immediately affect all objects associated with that policy

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