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How to Prepare For Specialist - Implementation Engineer, ECS DES-1B21

Preparation Guide for Specialist - Implementation Engineer, ECS DES-1B21

Introduction

This certification benefits any professional implementing and managing ECS solutions. The certification is supported by a core curriculum describing the ECS critical components, features, protocol integrations, product integrations and implementing the solution in a customer environment.

ECS provides a facility for metadata search for objects using a rich query language. This is a powerful feature of ECS that allows S3 object clients to search for objects within buckets using system and custom metadata. While search is possible using any metadata, by searching on metadata that has been specifically configured to be indexed in a bucket, ECS can return queries quicker, especially for buckets with billions of objects.

Achieve the following Associate level certification:

• Associate - Information Storage and Management Version 3.0
• Associate – Cloud Infrastructure and Services Version 3.0
• Associate - Information Storage and Management Version 2.0
• Associate - Information Storage and Management Version 4.0
• Associate - Information Storage and Management Version 1.0
• Associate – Cloud Infrastructure and Services Version 2.0

Pass the following Implementation Exam:

• DES-1B21 Specialist - Implementation Engineer, ECS Exam

This exam focuses on the knowledge and activities involved in implementing and managing ECS solutions. This exam also tests the candidate’s knowledge of key ECS components including ECS OS and ECS software, different data client access and ECS product integrations with Data Domain Cloud Tier, Isilon Cloud Pools and Networker CloudBoost. DELL DES-1B21 practice exams and DELL DES-1B21 practice test will prepare you to have complete familiarity with the exam course.

ECS is deployed on a set of qualified industry standard hardware or as a turnkey storage appliance. The main components of ECS are the:

• Hardware - A turnkey appliance or qualified industry standard hardware
• ECS Portal and Provisioning Services - API-based WebUI and CLI for self-service, automation, reporting and management of ECS nodes. This layer also handles licensing, authentication, multitenancy and provisioning services such as namespace creation
• Storage Engine - Core service responsible for storing and retrieving data, managing transactions, and protecting and replicating data locally and between sites
• Data Services - Services, tools and APIs to support object and file access to the system
• Infrastructure - SUSE Linux Enterprise Server 12 for the base operating system in the turnkey appliance or qualified Linux operating systems for industry standard hardware configuration
• Fabric - Clustering service for health, configuration and upgrade management and alerting

 

NEW QUESTION 39
Which data encryption mode is supported by ECS?

• A. SEC 17-A4
• B. RSA BSAFE FIPS 140-2
• C. Standard CBC
• D. GCM

Answer: C

 

NEW QUESTION 40
Compliance monitoring has been enabled for an ECS system. Under which conditions will a BAD event be received?

• A. BAD and NOT READY
• B. DEGRADED and UNTRACKED
• C. SUSPECT and UNKNOWN
• D. UNKNOWN and NOT READY

Answer: C

 

NEW QUESTION 41
A retention policy and a retention period are defined for the same object. What will control the deletion of that object?

• A. The one that was created first
• B. Only the retention policy
• C. The one with the greater time interval
• D. Only the retention period

Answer: B

 

NEW QUESTION 42
A disk status appears as "Suspect" in the ECS portal. What does this mean?

• A. System can write to the disk but will no longer read from it
• B. Drive failure has occurred and the drive has to be replaced
• C. System neither reads from, nor writes to, the disk
• D. System no longer writes to the disk but will read from it

Answer: A

 

NEW QUESTION 43
A storage administrator enquires about configuration S3 buckets with NFSv3. What should be your response?

• A. ECS offers S3 buckets that can be configured with the NFSv3 protocol.
• B. ECS offers S3 buckets that can be written via S3 protocol only
• C. S3 buckets cannot be configured with the NFSv3 protocol
• D. S3 buckets can be configured with HDFS but not NFSv3

Answer: B

 

NEW QUESTION 44
When updating the ECS topology file for installation, which IP set should be used for installation of HAL, and fabric?

• A. Public
• B. Management
• C. Private.4
• D. Data

Answer: B

 

NEW QUESTION 45
In the Storage Service Layer, which distributed shard service runs on each ECS node to mange transactions and ensure data is committed?

• A. Unstructured Storage Engine
• B. Erasure coding
• C. Server-side encryption
• D. ECS meta-data management

Answer: A

 

NEW QUESTION 46
ECS has old data on the disks. What command should be used to prepare the disks for a new install of the ECS software?

• A. blkid
• B. viprexec "parted rm*"
• C. viprexec -i "clean_disks --all-dae-and-internal-nonsystem-disks"
• D. domulti cs_hal list disks

Answer: C

 

NEW QUESTION 47
A storage administrator enquires about configuring S3 buckets with NFSv3. What should be your response?

• A. ECS offers S3 buckets that can be written via S3 protocol only
• B. ECS offers S3 buckets that can be configured with the NFSv3 protocol
• C. S3 buckets cannot be configured with the NFSv3 protocol
• D. S3 buckets can be configured with HDFS but not NFSv3

Answer: B

 

NEW QUESTION 48
An ECS storage administrator creates a bucket to be used by the NFS clients. The development team fries to writes some objects using the S3 browser on the bucket. They call the storage administrator to inform them that they are experiencing write operation errors.

• A. Object user needs write credentials
• B. Based URL, was not configured
• C. Bucket is Read only
• D. Secret key used is not correct

Answer: A

 

NEW QUESTION 49
A storage administrator asks you if ECS requires the use of file gateways for Hadoop data. What should be your response?

• A. Yes; ECS comes with a file gateway that automatically moves the data to the ECS
• B. No; ECS has a built-in tool to move data into HDFS
• C. Yes; ECS acts as a file gateway
• D. No; ECS does not require file gateways

Answer: D

 

NEW QUESTION 50
Which configuration task is optional in ECS when enabling Dell EMC Isilon CloudPools and ECS integration?

• A. Generate a S3 secret key to add to the CloudPools configuration
• B. Install the CloudPools license in ECS
• C. Create a dedicated storage pool for CloudPools storage
• D. Create an object user account for CloudPools access

Answer: A

 

NEW QUESTION 51
The ECS is not PXE-booting nodes 2 through 8. Which command should be run to check PXE boot status?
A)

B)

C)

D)

• A. Option
• B. Option
• C. Option
• D. Option

Answer: C

 

NEW QUESTION 52
A newly configured ECS system contains 8 nodes. How many fragments will each ECS node contain when a data chunk is broken up by erasure coding?

• A. 0
• B. 1
• C. 2
• D. 3

Answer: A

 

NEW QUESTION 53
Which type of data service is provided by ECS?

• A. Object
• B. CIFS
• C. NFSv2
• D. Block

Answer: D

 

NEW QUESTION 54
What is a feature of D@RE?

• A. Encryption can occur at bucket level only
• B. Offers low-touch server-side encryption
• C. Key management is controlled manually
• D. Encryption can occur at namespace level only

Answer: B

Explanation:
Explanation/Reference:

 

NEW QUESTION 55
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 cannot be added back to the replication group; it must be given another name
• B. The VDC cannot be added back to the existing replication group: a new replication group must be created for the VDC
• C. The same VDC can be added back to the replication group; but only before failover processing is completed successfully
• D. Removing the VDC from the replication group initiates failover processing for permanent failures

Answer: A

 

NEW QUESTION 56
Which command is use to install the ECS software package?
A)

B)

C)

D)

• A. Option
• B. Option
• C. Option
• D. Option

Answer: D

 

NEW QUESTION 57
An organization wants to implement a federated ECS between two sites and use Dell EMC Isilon CloudPools functionality to archive data to ECS for long term retention. They are planning to implement ECS with network separation.
What could be deployed optionally in this implementation?

• A. DNS entries
• B. Static routes configuration
• C. Load balancer configuration
• D. Static IP addresses for each of the ECS nodes

Answer: A

 

NEW QUESTION 58
You are configuring an ECS system to be used for private cloud storage in a Data Domain Cloud Tier environment. You want to enable higher storage efficiency for archival data in the storage pool to support the backup solution.

• A. 8 nodes per storage pool
  Cold Storage pool
• B. 4 nodes per storage pool
  Federated VDC
• C. 8 nodes per storage pool
  Dedicated namespace
• D. 4 nodes per storage
  Global replication group
• E. 8 nodes per storage pool
  Dedicated namespace

Answer: D

 

NEW QUESTION 59
What is the raw capacity of an ECS U400-T?

• A. 3840 TB
• B. 320 TB
• C. 640 TB
• D. 1920 TB

Answer: C

 

NEW QUESTION 60
......

Understanding functional and technical aspects of ECS Overview

The following will be asked from you in the DELL DES-1B21 dumps pdf:

• Describe ECS key features, functions and capabilities
• Describe the ECS solution, including hardware configuration, typical single and multi-site deployments, and case scenarios
• Describe ECS architecture and components

 

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