E22-258 Online Practice Questions and Answers

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

Which document should be downloaded and completed to verify the customer's site meets the requirements for installing an XtremIO storage system?

A. XtremIO Storage Array Pre-installation Checklist

B. XtremIO Storage Array Hardware Installation and Upgrade Guide

C. XtremIO Storage Array Software Installation and Upgrade Guide

D. XtremIO Storage Array Installation Summary Form

Which document requires customer interaction and confirmation of XtremIO installation components?

A. XtremIO Storage Array Site Preparation Guide

B. XtremIO Simple Support Matrix

C. XtremIO Storage Array Installation Summary Form

D. XtremIO Upgrade Services Guide

What is the purpose of the XtremIO Installation Summary Form?

A. Store customer and cluster network information

B. Provide a customized cabling diagram

C. Verify weight, temperature, and power requirements

D. Provide a customized host-attach guide

On an XtremIO system, how many unit spaces are required for one X-Brick, including reserved space(s)?

A. 6U

B. 7U

C. 8U

D. 9U

Which guide shows how to configure XtremIO storage controllers?

A. Software Installation and Upgrade Guide

B. Hardware Installation and Upgrade Guide

C. Operations Guide

D. Cluster Access Credentials Guide

Which resource should be used for any installation procedures performed on an XtremIO system?

A. SolVe

B. EMC Powerlink

C. EMC Community

D. Salesforce.com

Which command is used to initialize an XtremIO cluster?

A. create-cluster

B. create-x-bricks

C. modify-cluster

D. modify-storage-controllers

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%

What user login name should be used to launch the XMCLI shell?

A. xmsadmin

B. xmsupload

C. admin

D. tech

What should the maximum number of full clone operations be configured for a VMware ESXi host using XtremIO storage?

A. Four times the number of X-Bricks

B. Eight times the number of X-Bricks

C. Sixteen

D. Thirty-two

Why do the 10 TB and 20 TB XtremIO X-Bricks have a different logical:physical capacity ratio?

A. Storage Controllers on 20 TB X-Bricks keep more SSD metadata in memory

B. Storage Controllers on 20 TB X-Bricks have a more efficient deduplication algorithm

C. 400 GB SSDs do not support inline compression

D. 800 GB SSDs do not support inline compression

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

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

Where can current information about the XtremIO Command Line Interface be found?

A. XtremIO Storage Array User Guide

B. XtremIO Simple Support Matrix

C. XtremIO XMCLI User Reference Guide

D. XtremIO Software Installation Guide