EMC E20-326 Online Practice Questions and Exam Preparation

EMC E20-326 Online Questions & Answers

• Question 91:

  What can be used to monitor free space in a thin pool on a Symmetrix VMAX?

  A. Event daemon storevntd
  B. EMC ControlCenter Host Agent
  C. Replication Manager IRCCD daemon
  D. Tier Advisor
  A. Event daemon storevntd

• Question 92:

  A customer recently reconfigured their Microsoft Exchange 2010 environment. They placed the log and system files on the L:\ drive and mounted the mailbox stores on L:\SG1DBMP. The customer reports that they updated the associated Replication Manager replica job to reflect the change. However, the mounts to the backup server fail.

  What should you advise the customer?

  A. Mount both the logs and database to separate mount points within a folder on the C. drive
  B. Additional clone targets need to be added to the storage pool.
  C. Log and system files on same volume are not supported.
  D. The mailbox store replica must be part of the same replica job as the log files.
  A. Mount both the logs and database to separate mount points within a folder on the C. drive

• Question 93:

  You are designing a new disaster recovery solution with VMAX arrays. During the initial project kick-off meeting, the customer reports the maximum allowable downtime for their applications is ninety minutes, but they have not yet determined how much data recovery following a disaster their environment can tolerate.

  The customer asks which remote replication method you recommend for their environment. What do you recommend?

  A. Defer making a recommendation until the application RPO in known.
  B. Recommend the disaster recovery solution as described in the Sales Order.
  C. Defer making a recommendation until the application RTO is known.
  D. Recommend the disaster recovery solution described in the Statement of Work.
  A. Defer making a recommendation until the application RPO in known.

• Question 94:

  A customer plans to migrate existing AIX and Windows hosts as well as Mainframe z/OS LPARs to a new VMAX array. Performance data is needed to design the VMAX volumes configuration layout. Which host performance data do you request from the customer?

  A. STP, SAR, WRKDSKSTS
  B. SAR, Perfmon, WRKDSKSTS
  C. IOSTAT, Perfmon, SMF/CMF
  D. IOSTAT, SAR, SMF/CMF
  C. IOSTAT, Perfmon, SMF/CMF

• Question 95:

  Which host-based performance tool should be used to gather data for Linux systems?

  A. IOSTAT
  B. SAR
  C. PERFMON
  D. NAR
  A. IOSTAT

• Question 96:

  A TimeFinder/Snap of production data must be recreated in a two hour cycle throughout the day. Which change tracker report will provide the best data for modeling a solution for the twenty- four hour period?

  A. Delta report reset every two hours
  B. SUM report over two hours
  C. Delta report reset every twenty four hours
  D. SUM report over twenty four hours
  A. Delta report reset every two hours

• Question 97:

  You are analyzing performance data from a Symmetrix DMX populated with Fibre Channel (FC) drives with the intention of upgrading a customer to a VMAX. An analysis of the data with Tier Advisor yields a recommendation that the storage be allocated in 3 tiers, EFD, FC and SATA. What is a valid Tier advisor recommendation?

  A. 10% EFD, 75% FC and 25% SATA
  B. 100% EFD, 100% FC and 100% SATA
  C. 5% EFD, 90% FC, 20% SATA
  D. 3% EFD, 70% FC and 27% SATA
  D. 3% EFD, 70% FC and 27% SATA

• Question 98:

  Which condition results in effective prioritization by Symmetrix Priority Controls (SPC)?

  A. Application classes are isolated on different disks/tiers.
  B. Different application classes share the same physical disks.
  C. Applications share the same physical disks and have different IO profiles.
  D. Applications share the same physical disks and are active at different times,
  B. Different application classes share the same physical disks.

• Question 99:

  By default which discounted rate does Tier Advisor apply to software using SATA storage?

  A. 50%
  B. 40%
  C. 60%
  D. 30%
  A. 50%

• Question 100:

  For which Symmetrix VMAX SRDF mode(s) is the SiRT feature used?

  A. SRDF/A and SRDF/S
  B. SRDF/A and SRDF/Adaptive Copy
  C. SRDF/A only
  D. SRDF/S only
  D. SRDF/S only