EMC E22-258 Online Practice Questions and Exam Preparation

EMC E22-258 Online Questions & Answers

• Question 21:

  Which alerts can be selected when an XtremIO volume is created?

  A. Small IO (< 4 kB), VAAI TP
  B. Small IO (< 4 kB), VAAI SR
  C. Small IO (< 8 kB), VAAI TP
  D. Small IO (< 8 kB), VAAI SR
  A. Small IO (< 4 kB), VAAI TP

• Question 22:

  What is the default disk configuration for an XtremIO DAE?

  A. A single disk group in a 23+2 configuration
  B. Five private RAID Groups of five disks each
  C. A group of 12 disks and another of 13 disks
  D. Three private RAID Groups of eight disks each with a spare
  A. A single disk group in a 23+2 configuration

• Question 23:

  The XtremIO Management Server (XMS) reports that an XtremIO cluster has a compression ratio of 1.7:1 and a deduplication ratio of 3.1:1. What is the reported data reduction ratio?

  A. 0.6:1
  B. 1.8:1
  C. 4.8:1
  D. 5.3:1
  D. 5.3:1

• Question 24:

  Which environment consists primarily of small, random I/O with high amounts of redundant data, ideal for XtremIO?

  A. Virtual server
  B. Database and analytics
  C. Backup and recovery
  D. Replication
  A. Virtual server

• Question 25:

  What is the purpose of the TECH port on an XtremIO system?

  A. Connect to a storage controller or physical XMS and launch the easy-install configuration procedure
  B. Connect to a storage controller or physical XMS and configure a virtual XMS management interface
  C. Connect to a storage controller or physical XMS and launch the customer GUI or CLI
  D. Connect to a storage controller or physical XMS to configure the InfiniBand management interfaces
  A. Connect to a storage controller or physical XMS and launch the easy-install configuration procedure

• Question 26:

  In an XtremIO quad X-Brick cluster, what is the required number of BBUs?

  A. 2
  B. 4
  C. 6
  D. 8
  B. 4

• Question 27:

  In an XtremIO environment, what is the minimum number of data bits that can be different in an incoming 8 KB block before the data is given its own unique fingerprint value?

  A. 1
  B. 2
  C. 4
  D. 8
  A. 1

• Question 28:

  What is the maximum volume size for an XtremIO cluster using 800 GB SSDs?

  A. 48 TB
  B. 70 TB
  C. 128 TB
  D. 256 TB
  D. 256 TB

• Question 29:

  Which VAAI feature can prevent blue screens on Microsoft Windows VMs that use XtremIO storage?

  A. TPSTUN
  B. Space Reclamation
  C. Atomic Test and Set
  D. Extended Copy
  A. TPSTUN

• Question 30:

  Which three performance parameters can be monitored using the XtremIO GUI?

  A. Bandwidth, IOPS, Latency
  B. Bandwidth, IOPS, Utilization
  C. Utilization, IOPS, Service Time
  D. Latency, Bandwidth, Response Time
  A. Bandwidth, IOPS, Latency