Download Specialist - Implementation Engineer, Elastic Cloud Storage.DES-1B21.VCEplus.2020-04-20.66q.vcex

Vendor: Dell
Exam Code: DES-1B21
Exam Name: Specialist - Implementation Engineer, Elastic Cloud Storage
Date: Apr 20, 2020
File Size: 289 KB

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Demo Questions

Question 1
The ECS network solution for an organization is designed to have 4x10GbE uplinks connected to both Cisco switches. The organization will create the needed port channels.
What additional configuration on the Cisco switches is recommended for high availability and redundancy?
  1. Ring topology
  2. Dedicated VLANs
  3. Spanning tree protocol
  4. Virtual port channel
Correct answer: B
Question 2
When a disk state is suspect, what are the allowable disk operations?
  1. Read
  2. Write
  3. Read and write
  4. No operations allowed
Correct answer: A
Explanation:
Reference: https://www.emc.com/techpubs/vipr/commodity_local_protection-1.htm
Reference: https://www.emc.com/techpubs/vipr/commodity_local_protection-1.htm
Question 3
What is the correct order of steps in the ECS software installation process?
Correct answer: To work with this question, an Exam Simulator is required.
Question 4
Which ECS array license file enables data services for storage management?
  1. ViPR Commodity
  2. ViPR HDFS
  3. ViPR Unstructured
  4. ViPR ECS
Correct answer: B
Question 5
Which command is used to install the ECS software package?
  1. sudo ./run.sh
  2. sudo bin/installer -operation INSTALL
  3. sudo bin/installer -operation INSTALL_HAL
  4. sudo tar xfvz ecs*production*.tgz
Correct answer: D
Question 6
The ECS is not PXE-booting nodes 2 through 8. Which command should be run to check PXE boot status?
  1. getrackinfo -a
  2. viprexec 'cat /proc/httpd'
  3. getrackinfo -p RackInstallServer
  4. cat /var/log/httpd
Correct answer: C
Question 7
An organization needs to isolate each business unit from the other such that each unit has its own user management, replication configuration, and encryption policy. What should the organization create on the ECS?
  1. Multiple object users
  2. Different buckets
  3. Multiple replication groups
  4. Different namespaces
Correct answer: D
Explanation:
Reference: https://www.emc.com/collateral/TechnicalDocument/docu62942.pdf
Reference: https://www.emc.com/collateral/TechnicalDocument/docu62942.pdf
Question 8
An implementation engineer is installing ECS and sees that node names are not resolving to the public IP address. Which command should they use to validate the ECS DNS configuration?
  1. cat /etc/resolv.conf
  2. getrackinfo -r 
  3. ifconfig
  4. nslookup
Correct answer: B
Explanation:
Reference: https://community.emc.com/docs/DOC-70481
Reference: https://community.emc.com/docs/DOC-70481
Question 9
What does ECS S3 authentication with signature version 2 use to sign requests?
  1. Access key ID
  2. Secret key
  3. Credential scope
  4. Namespace name
Correct answer: A
Explanation:
Reference: http://doc.isilon.com/ECS/3.1/DataAccessGuide/vipr_c_oapi_s3_authentication.html
Reference: http://doc.isilon.com/ECS/3.1/DataAccessGuide/vipr_c_oapi_s3_authentication.html
Question 10
Which type of data service is provided by ECS?
  1. NFSv2
  2. CIFS
  3. Block
  4. Object
Correct answer: D
Explanation:
Reference: https://www.dellemc.com/en-us/storage/ecs/index.htm#accordion0
Reference: https://www.dellemc.com/en-us/storage/ecs/index.htm#accordion0
Question 11
The ECS network solution for an organization is designed to have 4x10GbE uplinks connected to both Cisco switches. The organization will create the needed port channels.
What additional configuration on the Cisco switches is recommended for high availability and redundancy?
  1. Ring topology
  2. Dedicated VLANs
  3. Spanning tree protocol
  4. Virtual port channel
Correct answer: B
Question 12
When a disk state is suspect, what are the allowable disk operations?
  1. Read
  2. Write
  3. Read and write
  4. No operations allowed
Correct answer: A
Explanation:
Reference: https://www.emc.com/techpubs/vipr/commodity_local_protection-1.htm
Reference: https://www.emc.com/techpubs/vipr/commodity_local_protection-1.htm
Question 13
What is the correct order of steps in the ECS software installation process?
Correct answer: To work with this question, an Exam Simulator is required.
Question 14
Which ECS array license file enables data services for storage management?
  1. ViPR Commodity
  2. ViPR HDFS
  3. ViPR Unstructured
  4. ViPR ECS
Correct answer: B
Question 15
Which command is used to install the ECS software package?
  1. sudo ./run.sh
  2. sudo bin/installer -operation INSTALL
  3. sudo bin/installer -operation INSTALL_HAL
  4. sudo tar xfvz ecs*production*.tgz
Correct answer: D
Question 16
The ECS is not PXE-booting nodes 2 through 8. Which command should be run to check PXE boot status?
  1. getrackinfo -a
  2. viprexec 'cat /proc/httpd'
  3. getrackinfo -p RackInstallServer
  4. cat /var/log/httpd
Correct answer: C
Question 17
An organization needs to isolate each business unit from the other such that each unit has its own user management, replication configuration, and encryption policy. What should the organization create on the ECS?
  1. Multiple object users
  2. Different buckets
  3. Multiple replication groups
  4. Different namespaces
Correct answer: D
Explanation:
Reference: https://www.emc.com/collateral/TechnicalDocument/docu62942.pdf
Reference: https://www.emc.com/collateral/TechnicalDocument/docu62942.pdf
Question 18
An implementation engineer is installing ECS and sees that node names are not resolving to the public IP address. Which command should they use to validate the ECS DNS configuration?
  1. cat /etc/resolv.conf
  2. getrackinfo -r 
  3. ifconfig
  4. nslookup
Correct answer: B
Explanation:
Reference: https://community.emc.com/docs/DOC-70481
Reference: https://community.emc.com/docs/DOC-70481
Question 19
What does ECS S3 authentication with signature version 2 use to sign requests?
  1. Access key ID
  2. Secret key
  3. Credential scope
  4. Namespace name
Correct answer: A
Explanation:
Reference: http://doc.isilon.com/ECS/3.1/DataAccessGuide/vipr_c_oapi_s3_authentication.html
Reference: http://doc.isilon.com/ECS/3.1/DataAccessGuide/vipr_c_oapi_s3_authentication.html
Question 20
Which type of data service is provided by ECS?
  1. NFSv2
  2. CIFS
  3. Block
  4. Object
Correct answer: D
Explanation:
Reference: https://www.dellemc.com/en-us/storage/ecs/index.htm#accordion0
Reference: https://www.dellemc.com/en-us/storage/ecs/index.htm#accordion0
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