DES-1B31 Online Training Archives

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1. A storage administrator enquires about ECS access to S3, NFSv3, and HDFS.

What should be your response?

ECS offers simultaneous access to S3, NFSv3, and HDFS

ECS offers access to S3 NFSv3 and HDFS but not simultaneously

ECS offers access to S3 and accesses NFSv3 and HDFS via third-party tools

ECS offers simultaneous access to S3 only

2. What is a correct statement concerning the use of ECS as an LTR solution with DD Cloud Tier?

Cloud units configured as a DD Cloud Tier can be ECS, public, or hybrid cloud

Data is moved directly from the active tier to ECS

Backups are cloned to the active tier via the app- based policy

Mission critical applications are backed up first to the DD Cloud Tier

3. What is the minimum number of nodes required to configure an ECS storage pool?

4. Which type of data service is provided by ECS?

HDFS

CIFS

SMB

NFSv2

5. Which tab would a user select in the ECS portal to configure ESRS?

Settings

Mana

Dashboard

Connections

6. How does a user apply a license on an ECS system?

Within the ECS portal

Using the command line interface (CLI)

Through SSH

Using the ECS Rest API

7. Which Centera feature is supported in an ECS 3.0 CAS environment?

Shredding (DOD 5015.2)

Advance Retention

Erasure Coding

Single Instance Storage

8. On which level(s) is an ECS retention policy enforced?

Bucket only

Bucket and namespace

Object and namespace

Bucket and object

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

HDFS

NFSV3

CIFS

SMBy3

10. A company wants its x64 Linux backup data sent directly to ECS.

Which supported and most efficient configuration would you recommend for this environment?

Use a Networker storage node to receive x64 Linux NetWorker client data and send it to ECS

Use a Cloud Boost appliance as a NetWorker storage node to receive x64 Linux NetWorker client data and send it to ECS

Use Client Direct on the x64 Linux Networker client to send data to a Cloud Boost appliance and then transfer it to ECS

Use Client Direct with Cloud Boost agent on the x64 Linux NetWorker client to transfer data to ECS

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11. Which ECS feature allows it to aggregate multiple small data objects queued in memory and then write them in a single disk operation?

Box-carting

Chunk management

Meta-data management

Erasure coding

12. A company is integrating Dell EMC Isilon Isilon CloudPools with the ECS and would like to enable CloudPools for disaster recovery failover Which deep copy option should be used?

Force

Stub sync

Allow

Deny

13. What is the name of the process for copying necessary metadata to a replication group to which a zone has been added?

Load balancing

Bootstrapping

Equalizing

Failover

14. How does a user apply a license on an ECS system?

Within the ECS portal

Using the command line interface (CLI)

Through SSH

Using the ECS Rest APl

15. What is a characteristic of ECS buckets when configured to allow access through S3 and NFSv3?

Enabled for multiple file system access, but not simultaneous access

Enabled for simultaneous file system access

Enabled for access from third-party tools

Enabled for file system or object access, but not both

16. Which tool is used for Application Cliplist generation?

JCenteraVerify

CUA

JCASScript

CenteraExerciser

17. A company has been running ECS for an extended period.

What happens when they install a [email protected] license?

Only existing objects will be encrypted

All existing and new objects will be encrypted

Only new objects can be encrypted

Only new buckets can be encrypted

18. 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?

9020

9021

9023

9025

19. A retention policy and a retention period are defined for the same object.

What will control the deletion of that object?

The one that was created first

Only the retention policy

The one with the greater time interval

Only the retention period

20. An organization is planning to integrate many S3 client applications with ECS. The applications are using virtual host style addressing for bucket identification.

What configuration should the storage administrator use?

Apply the DNS host record and create the needed base URL on ECS Make the needed changes to the S3 client configuration file

Apply the DNS wild card record and the host record for the load balancer Install the needed SSL certificate on the load balancer

Apply the DNS wild card record and the host record for the load balancer Create the needed base URL on ECS

Apply the DNS wild card record and the host record for the load balancer Install the needed SSL certificate on the ECS nodes

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21. HDFS supports which native file system on ECS?

EXT3

SMB

EXT1

EXT2

22. How is an ECS federation created?

From the first ECS running the primary VDC, create an additional VDC entry for each remote ECS instance

Add the remote VDC into the replication group configuration for the primary VDC

Create a new federation configuration from any VDC, then add all other VDCs to the configuration

Create the remote VDC then merge both the first VDC and the remote VDC into the federation configuration

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

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

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

Cold storage can be enabled only when creating the storage pool

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

24. You are configuring a DD Cloud Tier and ECS system as part of a LTR cloud backup solution. When adding the Cloud Unit in the Data Domain system you cannot connect to the ECS system

What is preventing the configuration from being completed?

The namespace used for DD Cloud Tier is applied to a federated VDC instead of a single VDC

An object user associated with the DD Cloud Tier namespace is missing

ECS software version 2. 2 HotFix 1 is installed on the ECS appliance

Two different DD Cloud Units were added as "Dell EMC Elastic Cloud Storage (ECS)”

25. Which component of ECS provides clustering and configuration management?

Storage Engine

Zookeeper

Fabric

Data Services

26. 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?

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

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

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

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

27. Compliance monitoring has been enabled for an ECS system Under which conditions will a BAD event be received?

UNKNOWN and NOT READY

SUSPECT and UNKNOWN

DEGRADED and UNTRACKED

BAD and NOT READY

28. Which configuration tasks are required in ECS in order to enable Networker with Cloud Boost and ECS integration?

Create a dedicated storage pool for CloudBoost storage Create a dedicated namespace for CloudBoost storage

Create a dedicated storage pool for CloudBoost storage Create a federated Virtual Data Center configuration

Create a special bucket to store CloudBoost objects Create a federated Virtual Data Center configuration

Create a dedicated namespace for Cloud Boost storage Create an object user account for CloudBoost access