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Free EMC DES-1B31 Practice Exam with Questions & Answers

Questions 1

Which protocol allows Microsoft Windows servers to access storage on ECS?

Options:
A.

HDFS

B.

NFSv3

C.

CIFS

D.

SMBv3

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Questions 2

A newly configured ECS system contains 4 nodes. How many fragments will each ECS node contain when a data chunk is broken up by erasure coding?

Options:
A.

2

B.

4

C.

8

D.

16

Questions 3

A company has been running ECS for an extended period. What happens when they install a D@RE license?

Options:
A.

Only existing objects will be encrypted

B.

All existing and new objects will be encrypted

C.

Only new objects can be encrypted

D.

Only new buckets can be encrypted

Questions 4

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?

Options:
A.

<endpoint> 9020 or <endpoint> 9021

B.

<endpoint> 9022 or <endpoint> 9023

C.

<endpoint> 9024 or <endpoint> 9025

D.

<endpoint> 9026 or <endpoint> 9027

Questions 5

When a disk state is suspect, what are the allowable disk operations?

Options:
A.

Read

B.

Write

C.

Read and write

D.

No operations allowed

Questions 6

Which component of ECS provides clustering and configuration management?

Options:
A.

Storage Engine

B.

Zookeeper

C.

Fabric

D.

Data Services

Questions 7

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?

Options:
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

Questions 8

What is a consideration when enabling cold storage on an ECS storage pool?

Options:
A.

A user with root privileges can enable cold storage on the pool at any time

B.

Dell EMC support can enable cold storage on the pool whenever requested

C.

Cold storage can be enabled only when creating the storage pool

D.

Cold storage can be enabled only after installing a specific cold storage license

Questions 9

You are configuring a NetWorker CloudBoost solution using ECS as LTR backup. When adding the CloudBoost appliance in the Dell EMC Cloud Portal, the configuration fails and shows the following error:

Operation Completed with errors. Could not apply initial configuration. Reason: Validation failed; cloud profile is invalid

What is causing this error?

Options:
A.

Claim code is invalid when registering the CloudBoost appliance

B.

ECS object access S3 password does not match ECS access key

C.

Display name is set incorrectly for the ECS Cloud Profile

D.

ECS access key ID does not match object user name

Questions 10

What can be used to access OpenStack Swift data on an ECS?

Options:
A.

S3 Curl from ECS

ECS UI

B.

S3 browser

ECS CLI

C.

OpenStack Swift client browser

OpenStack Swift API

D.

Amazon S3 REST API

ECS CLI