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Dell DES-1B31 Exam Practice Questions (P. 1)

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Question #1
What is the minimum number of nodes required to configure an ECS storage pool?
  1. A
    2
  2. B
    4
  3. C
    6
  4. D
    8

Correct Answer:
B
Reference: https://www.emc.com/techpubs/ecs/ecs_configure_single_multi_site-1.htm

Question #2
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?
  1. A
    Apply the DNS host record and create the needed base URL on ECS Make the needed changes to the S3 client configuration file
  2. B
    Apply the DNS wild card record and the host record for the load balancer Install the needed SSL certificate on the load balancer
  3. C
    Apply the DNS wild card record and the host record for the load balancer Create the needed base URL on ECS
  4. D
    Apply the DNS wild card record and the host record for the load balancer Install the needed SSL certificate on the ECS nodes

Correct Answer:
C
Reference: https://www.emc.com/techpubs/ecs/ecs_use_s3_apps_with-1.htm

Question #3
What is the difference between S3 authentication signature version 2 and S3 authentication signature version 4?
  1. A
    Version 2 uses a shared secret and access key ID Version 4 uses the date/region algorithm
  2. B
    Version 2 uses HMAC algorithm Version 4 uses the credentials scope algorithm
  3. C
    Version 2 uses a namespace based signature Version 4 uses HMAC algorithm
  4. D
    Version 2 uses the secret key to sign the request Version 4 uses a signing key

Correct Answer:
B

Question #4
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?
  1. A
    9020
  2. B
    9021
  3. C
    9023
  4. D
    9025

Correct Answer:
A

Question #5
A storage administrator enquires about ECS access to S3, NFSv3, and HDFS. What should be your response?
  1. A
    ECS offers simultaneous access to S3, NFSv3, and HDFS
  2. B
    ECS offers access to S3, NFSv3, and HDFS but not simultaneously
  3. C
    ECS offers access to S3 and accesses NFSv3 and HDFS via third-party tools
  4. D
    ECS offers simultaneous access to S3 only

Correct Answer:
A
Reference: https://hk.emc.com/collateral/solution-overview/h14732-ecs-so.pdf?isKoreaPage=false&domainUrlForCanonical=https%3A%2F%2Fhk.emc.com

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