EMC E20-390 Online Practice Questions and Exam Preparation

EMC E20-390 Online Questions & Answers

• Question 121:

  What EMC software product contains a collection of tools that helps you perform basic hardware and software maintenance tasks on an EMC VNX Unified storage system?

  A. Unisphere Service Manager (USM)
  B. Navisphere Service Taskbar (NST)
  C. CLARiiON Array Properties (CAP)
  D. Unisphere Off Array Client
  A. Unisphere Service Manager (USM)

• Question 122:

  What is the default user mapping method available to a VNX?

  A. Usermapper
  B. Microsoft SFU
  C. VNX UNIX User Management
  D. Local Files
  A. Usermapper

• Question 123:

  Refer to the Exhibit.

  

  Which port is used to connect to the primary Data Mover switch?

  A. 2
  B. 3
  C. 4
  D. 5
  B. 3

• Question 124:

  Which PowerPath command is used to display pseudo devices on a Linux host?

  A. powermt dev display=all
  B. powermt display dev=all
  C. powermt display dev
  D. powermt display=all
  B. powermt display dev=all

• Question 125:

  When a client sends a read request to a VNX, what happens to the requested data if it is found in FAST Cache?

  A. First sent to multi-core cache and then read back to the client
  B. Read back to the client directly from FAST Cache
  C. First copied to physical disks and then read back from FAST Cache
  D. First promoted from physical disks and then read back to the client
  A. First sent to multi-core cache and then read back to the client

• Question 126:

  Which features are included with the VNX Remote Protection Suite?

  A. MirrorView, IP-Replicator, Recover Point/SE CRR
  B. SANCopy, IP-Replicator, Recover Point/SE CDP
  C. MirrorView, IP-Replicator, Recover Point/SE CDP
  D. SANCopy, MirrorView, Recover Point/SE CRR
  A. MirrorView, IP-Replicator, Recover Point/SE CRR

• Question 127:

  On which VNX storage object is FLR implemented?

  A. File system
  B. Share and/or export
  C. LUN
  D. Directory
  A. File system

• Question 128:

  A storage administrator has just replaced the SPS battery pack on a VNX 8000 series array. The front battery packs status LEDs indicate "yellow". What is the cause?

  A. Battery pack is not powered
  B. Battery pack is not installed correctly
  C. Battery pack is fully connected to the SPS tray
  D. Battery pack firmware mismatch
  A. Battery pack is not powered

• Question 129:

  What is the default size limitation for a SavVol?

  A. 20% of the total disk space available
  B. 20 GB of the production file system disk usage
  C. 10% of the total disk space available
  D. 20% of the production file system disk usage
  A. 20% of the total disk space available

• Question 130:

  After presenting a LUN to a Linux host, which utility is used to configure a partition?

  A. fdisk
  B. Disk Management
  C. Unisphere Server Utility
  D. Unisphere Service Manager
  A. fdisk