EMC DCS-IE DES-1121 Questions & Answers

• Question 31:

  What is the performance metric for the read-to-write ratio of workloads on a specific logical block address?

  A. Workload clustering

  B. Workload type

  C. Prefetch

  D. Data spanning

  Correct Answer: B

• Question 32:

  An administrator is using Unisphere tor PowerMax Workload Planner to assess the performance and compliance of a PowerMax Storage Group (SG) How does the Planner calculate if the Storage Group workload is stable?

  A. Both calculated values are within a 10-15% threshold of the SL-defined response time

  B. Both calculated values are within the SL-defined response time

  C. One of the calculated values remains within the SL-defined response time

  D. One of the calculated values is within 10-20% of the SL-defined response time

  Correct Answer: D

• Question 33:

  What will prevent a LUN from being assigned to a second Storage Group?

  A. Both Storage Groups have a service level assigned

  B. A LUN can only be assigned to one Storage Group

  C. Storage Groups are already participating in a Masking View

  D. One of the Storage Groups is a child group

  Correct Answer: B

• Question 34:

  A TimeFinder SnapVX snapshot of a Storage Group was created with a time to live setting of seven days Fourteen days after snapshot creation a query shows that the snapshot still exists. What is a possible reason for this issue?

  A. Snapshot has one or more linked targets

  B. Snapshot was created in NoCopy mode

  C. Snapshot was not manually terminated

  D. Reserved Capacity limit was exceeded

  Correct Answer: A

• Question 35:

  Which port flag is required for auto-provisioning?

  A. ACLX

  B. SPC2

  C. V D. SC3

  Correct Answer: A

• Question 36:

  A systems administrator has decommissioned a host with two devices allocated to it. What must the administrator do prior to deleting the devices?

  A. Remove the device attribute

  B. Unmap from the front-end ports

  C. Remove the Storage Group

  D. Delete the Initiators

  Correct Answer: C

• Question 37:

  What is the maximum number of bricks that can be configured on a PowerMac 8000 system bay?

  A. 2

  B. 4

  C. 6

  D. 8

  Correct Answer: A

• Question 38:

  SRDF/A has been enabled between two PowerMax arrays in Multi-Session Consistency mode An extended loss of all RDF links occurs. What will the RDF pair states be after link connectivity is restored?

  A. Partitioned

  B. Failed Over

  C. Split

  D. Suspended

  Correct Answer: A

• Question 39:

  An administrator is managing two PowerMax arrays that are located in two different data centers. The data centers are 550 km apart and are connected by a high bandwidth network link. The administrator wants to replicate data between the two arrays and achieve the lowest RPO

  When using SRDF. which mode meets this requirement?

  A. Asynchronous

  B. Adaptive Copy

  C. Metro

  D. Synchronous

  Correct Answer: C

• Question 40:

  Which service has to be manually started first when Unisphere services are down?

  A. SMASDB

  B. SYMEVENT

  C. SMAS

  D. SMI-S

  Correct Answer: C

  https://www.dell.com/support/kbdoc/en-ca/000167303/powermax-vmax-all- flash-and-unisphere-for-powermax-smas-service-does-not-start-for-new-installation-of- unisphere-for-powermax-on-rhel-platform