EMC E22-258 Online Practice Questions and Exam Preparation

EMC E22-258 Online Questions & Answers

• Question 51:

  Which XMCLI command is used to determine if a FC initiator is registered but not part of an initiator group?

  A. show-discovered-initiators-connectivity
  B. show-initiators-connectivity
  C. show-initiator-groups
  D. show-initiators-performance
  A. show-discovered-initiators-connectivity

• Question 52:

  Which devices or components should all PSU-R cables be connected to in a dual cluster XtremIO system?

  A. Two BBUs
  B. Rack power rails A and B
  C. Storage controllers
  D. InfiniBand switches
  A. Two BBUs

• Question 53:

  Which command can be issued to verify the configuration of ESRS and Connect-Home?

  A. show-syr-notifier
  B. show-syslog-notifier
  C. show-esrs-configuration
  D. show-connect-home
  A. show-syr-notifier

• Question 54:

  An XtremIO storage array reports an overall efficiency of 30:1. Which combination of Deduplication Ratio (DR), Compression Ratio (CR), and Thin Provisioning Saving (TPS) would achieve this efficiency?

  A. DR = 2.5:1; CR = 4.0:1; TPS = 30%
  B. DR = 3.0:1; CR = 2.0:1; TPS = 50%
  C. DR = 4.0:1; CR = 2.5:1; TPS = 70%
  D. DR = 5.0:1; CR = 2.0:1; TPS = 66%
  D. DR = 5.0:1; CR = 2.0:1; TPS = 66%

• Question 55:

  An implementation specialist wants to enable encryption on their XtremIO storage system. Which menu item will allow the administrator to configure this feature?

  A. Administration
  B. Hardware
  C. Configuration
  D. Dashboard
  A. Administration

• Question 56:

  What is the recommended disk provisioning policy for VM virtual disks on XtremIO storage arrays?

  A. Thick Provision Eager Zeroed
  B. Thick Provision Lazy Zeroed
  C. Thin Provision Eager Zeroed
  D. Thin Provision Lazy Zeroed
  A. Thick Provision Eager Zeroed

• Question 57:

  How is the VM-based XtremIO Management Server (XMS) distributed?

  A. Open Virtual Appliance image
  B. ISO images of the OS and the XMS application
  C. ZIP file of the OS and the XMS application
  D. GZIP bundle of the application, OS, and VMware Player
  A. Open Virtual Appliance image

• Question 58:

  Which parameter can be changed to improve performance on an XtremIO array?

  A. HBA execution throttle
  B. RAID level
  C. Cache size
  D. Target port affinity
  A. HBA execution throttle

• Question 59:

  XtremIO storage is assigned to a host. If the host has the HBA execution throttle set to 256, what effect will this have on the system?

  A. Queue depth for each HBA port will be set to 256
  B. Each LUN visible to the port will have a queue depth set to 256
  C. Aggregate queue depth for all HBA ports will be set to 256
  D. Each LUN visible to the port will have a queue depth set to 256 /
  A. Queue depth for each HBA port will be set to 256

• Question 60:

  Which options are available to an XtremIO administrator when a snapshot is created?

  A. Name the snapshot and select the parent folder
  B. Create a new folder and allocate space to the new folder
  C. Verify the snapshot name and configure the maximum snapshot size
  D. Select a parent folder and choose full copy or pointer-based copy
  A. Name the snapshot and select the parent folder