EMC E20-545 Online Practice Questions and Exam Preparation

EMC E20-545 Online Questions & Answers

• Question 231:

  You have collected four Analyzer archives (Day1.NAR, Day2.NAR, Day3.NAR and Day4.NAR) and would like to merge them into one. What is one way you can do this in Unisphere?

  A. 1. Merge Day1.NAR and Day2.NAR into Days1_2.NAR 2. Merge Day3.NAR and Day4.NAR into Days3_4.NAR 3. Merge Days1_2.NAR and Days3_4.NAR into AllDays.NAR
  B. 1. Merge Day1.NAR, Day2.NAR and Day3.NAR into Days1_2_3.NAR 2. Merge Days1_2_3.NAR with Day4.NAR into AllDays.NAR
  C. Merge all four archives into AllDays.NAR at the same time.
  D. You cannot merge Analyzer archives.
  A. 1. Merge Day1.NAR and Day2.NAR into Days1_2.NAR 2. Merge Day3.NAR and Day4.NAR into Days3_4.NAR 3. Merge Days1_2.NAR and Days3_4.NAR into AllDays.NAR

• Question 232:

  A newly created 500 GB thick LUN with 100 GB used capacity needs to be migrated to a thin LUN. What is the result of the migration?

  A. The 500 GB thick LUN becomes a 500 GB thin LUN. Only the consumed capacity is copied.
  B. The 100 GB thin LUN becomes a 500 GB thick LUN. Only the consumed space is copied.
  C. The 500 GB thick LUN becomes a 100 GB thin LUN.
  D. A thick LUN cannot be migrated to a thin LUN.
  A. The 500 GB thick LUN becomes a 500 GB thin LUN. Only the consumed capacity is copied.

• Question 233:

  What is the minimum recommended number of disks in a RAID 5 group when using metaLUN?

  A. 5
  B. 3
  C. 7
  D. 9
  A. 5

• Question 234:

  What is the best way to set up a FAST VP pool on a VNX Block system running VNX OE for Block (v31)?

  A. Five Flash disks in RAID 5 (4+1); five SAS disks in RAID 5 (4+1); six NL-SAS disks in RAID 6 (4+2).
  B. Five Flash disks in RAID 5 (4+1); six SAS disks in RAID 6 (4+2); six NL-SAS disks in RAID 6 (4+2).
  C. Five Flash disks in RAID 5 (4+1); five SAS disks in RAID 5 (4+1); eight NL-SAS disks in RAID 6 (6+2).
  D. Five Flash disks in RAID 5 (4+1); five SAS disks in RAID 5 (4+1); five NL-SAS disks in RAID 5 (4+1).
  D. Five Flash disks in RAID 5 (4+1); five SAS disks in RAID 5 (4+1); five NL-SAS disks in RAID 5 (4+1).

• Question 235:

  A customer has a requirement for multiple ESXi 5.1 hosts to simultaneously access volumes and run multiple VMs in their VNX for File environment. What will enable additional storage to be provided?

  A. NFS Version 3
  B. NFS Version 4
  C. CIFS share
  D. RDM disk
  A. NFS Version 3

• Question 236:

  When generating a Certificate Signing Request (CSR), what is a valid statement about the certificate?

  A. The Public key must be an RSA key.
  B. The certificate must be set to expire within 20 years.
  C. The subject's Organizational Unit Name must be set to VNX.
  D. The subject's common name must be set to the Control Station's IP address.
  A. The Public key must be an RSA key.

• Question 237:

  In Unisphere Analyzer, what are two possible views when you right-click a RAID group?

  A. LUN I/O Disk Detail and Performance Detail
  B. Performance Detail and I/O Size Distribution Summary
  C. LUN I/O Disk Detail and I/O Size Distribution Detail
  D. Performance Detail and I/O Size Distribution Detail
  A. LUN I/O Disk Detail and Performance Detail

• Question 238:

  A customer with an existing VNX array would like to monitor backup and replication activity in their storage environment to ensure their mission critical system can be recovered in case of failure. Which software should be recommended to the customer?

  A. SRM Suite
  B. AppSync
  C. Replication Manager
  D. Data Protection Advisor
  D. Data Protection Advisor

• Question 239:

  What command produces audit summaries for the Control Station?

  A. /sbin/aureport
  B. /sbin/ausearch
  C. /sbin/auditctl
  D. /sbin/service
  A. /sbin/aureport

• Question 240:

  Which three metrics can UnisphereQoS control?

  A. Throughput, queue length, utilization
  B. Bandwidth, response time, service time
  C. Response time, bandwidth, throughput
  D. Service time, seek distance, throughput
  C. Response time, bandwidth, throughput