EMC Implementation Engineer DES-1B21 Questions & Answers

• Question 1:

  What is a characteristic of ECS?

  A. Cannot be federated to protect data across multiple sites

  B. Cannot be run on-Dell EMC hardware for custom solutions using existing resources

  C. Provides offline object access for mobile, desktop, and enterprise applications

  D. Provides simultaneous access to data via several standard industry protocols

  Correct Answer: D

• Question 2:

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

  A. System no longer writes to the disk but will 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 can write to the disk but will no longer read from it

  Correct Answer: D

• Question 3:

  Which system admin user is provided to access the ECS UI for the first time?

  A. root

  B. admin

  C. ecsadmin

  D. sysadmin

  Correct Answer: A

  Reference: https://www.emc.com/techpubs/ecs/users_authprov_and_mapping-1.htm

• Question 4:

  What is a feature of D@RE?

  A. Key management is controlled manually

  B. Encryption can occur at namespace level only

  C. Offers low-touch server-side encryption

  D. Encryption can occur at bucket level only

  Correct Answer: C

• Question 5:

  Which switch is used to daisy-chain three or fewer ECS racks?

  A. Customer supplied

  B. Rabbit

  C. Hare

  D. Turtle

  Correct Answer: D

  Reference: https://www.google.com/url?sa=tandrct=jandq=andesrc=sandsource=webandcd=4andved=2ahUKEwigreWL06LhAhXa4KYKHT1HDaAQFjADegQIAxACandurl=https%3A%2F%2Fwww.dell.com%2Fcommunity%2Fs%2Fvjauj58549% 2Fattachments%2Fvjauj58549%2Fsolutions-ch%2F477%2F1%2Fh14071-ecs-architectural-guide-wp.pdfandusg=AOvVaw3UKf7xwqh4ZN_fGfZUi-xy

• Question 6:

  How are files locked by ECS with NFSv3 enabled?

  A. ECS runs pNFS as does any NFSv4 server

  B. ECS globally locks files from any node at any site

  C. The NFSv3 clients do file locking

  D. ECS runs NLM as does any NFSv3 server

  Correct Answer: D

• Question 7:

  Which user role has access to all areas of the ECS portal?

  A. System Administrator

  B. Namespace Administrator

  C. Tenant Administrator

  D. Power user

  Correct Answer: A

  Reference: https://www.emc.com/techpubs/ecs/users_authprov_and_mapping-1.htm

• Question 8:

  How do ECS object users authenticate to the ECS OpenStack Swift Service when running the Version 1 protocol?

  A. .PEA file

  B. Login and password

  C. Scoped token

  D. Simple token

  Correct Answer: C

  Reference: https://www.emc.com/techpubs/ecs/ecs_swift_supported_features-1.htm

• Question 9:

  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. 2

  B. 4

  C. 8

  D. 16

  Correct Answer: D

• Question 10:

  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. Yes; ECS acts as a file gateway

  C. No; ECS has a built-in tool to move data into HDFS

  D. No; ECS does not require file gateways

  Correct Answer: D