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E20-526 Sample Questions Answers

Questions 4

A new 500 GB VM disk is created on a database that resides on an XtremIO LUN. The VMware administrator plans to provision the disk using the thick provisioned eager zeroed format.

How much physical XtremIO capacity will be allocated during this process?

Options:

A.

5 GB

B.

10 GB

C.

50 GB

D.

None

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Questions 5

A customer has recently deployed an XtremIO 20 TB two X-Brick cluster to run an existing instance of Oracle RAC previously leveraging VNX for back-end storage. The application environment uses a block size of 1 MB. Multiple tables are in use with the PARALLEL_DEGREE_POLICY variable set to AUTO.

The customer wants your help with tuning the DB_FILE_MULTIBLOCK_READ_COUNT parameter for best performance with XtremIO. Which values should be recommended for tuning the DB_FILE_MULTIBLOCK_READ_COUNT parameter in the Oracle RAC environment?

Options:

A.

8 or 16

B.

24 or 32

C.

64 or 128

D.

256 or 512

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Questions 6

A customer’s storage administration team wants to receive e-mail notifications when the XtremIO cluster detects an issue of major seventy. The customer has successfully configured and tested the e-mail server in the XtremIO GUI. However, the e-mail server is not receiving the expected notifications when major severity issues appear.

What is the cause of this issue?

Options:

A.

Alert definitions have not been defined

B.

Event handlers have not been defined

C.

Public reports have not been defined

D.

Private reports have not been defined

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Questions 7

You have conducted a meeting with a company’s Chief Technology Officer (CTO). The CTO wants an XtremIO solution to meet their business needs. The CTO wants you to review the proposed solution with their desktop administrator to identify any additional requirements.

What are two key considerations to discuss with the desktop administrator?

Options:

A.

Rapid desktop deployment and operational ease of use

B.

Application response time and rapid boot times

C.

Sufficient capacity and performance

D.

Ease of management and ability to customize end-user desktops

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Questions 8

Which SCSI instructions are used to build a bitmap of the changes between the first snapshot and subsequent snapshots when RecoverPoint is used with XtremIO?

Options:

A.

SCSI Delta

B.

SCSI Transfer

C.

SCSI DIFF

D.

SCSI Update

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Questions 9

A storage administrator wants to re-use some of their XtremIO thin provisioned disks attached to a Microsoft Windows 2012 host. However, the administrator notices that “Quick Format” of the drives is taking a long time to complete. This has an impact on the overall performance.

What should be recommended to minimize the performance impact?

Options:

A.

Disable the I/O elevator feature on the Windows host while formatting

B.

Temporarily disable the UNMAP feature on the Windows host during formatting

C.

Adjust the execution throttle value on the Windows host

D.

Change the disk format to thick provisioned

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Questions 10

A customer has two XtremIO clusters running 3.x software release. The customer just purchased a new XtremIO array that will be installed with the latest 4.x software release.

What is the minimum number of XtremIO Management Server(s) that will be required to manage all clusters?

Options:

A.

1

B.

2

C.

3

D.

4

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Questions 11

When installing a physical XtremIO Management Server (XMS) station, which requirement must be met?

Options:

A.

XMS must be able to access one of the management ports on one X-Brick storage controller in the cluster

B.

XMS must be able to access only the management ports on the first X-Brick’s storage controllers

C.

XMS must be able to access all management ports on the X-Brick storage controllers

D.

XMS must be able to access all management ports on at least two X-Brick storage controllers in the cluster

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Questions 12

A customer has decided to use VMware Horizon View as their desktop virtualization technology. Their VDI environment will consist of XtremIO storage and ESXi hosts. They are looking for increased speed and low latencies while performing file copy operations.

What should the setting for VAAI XCOPY I/O size be set to in order to achieve this requirement?

Options:

A.

8 kB

B.

63 kB

C.

256 kB

D.

4 MB

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Questions 13

A storage administrator is adding both an XtremIO and third-party storage arrays to their existing infrastructure. The administrator is using ViPR SRM to monitor the environment.

Which requirement is needed to implement this solution?

Options:

A.

A single third-party Solution Pack is required to manage both storage arrays

B.

Each storage needs its own Solution Pack

C.

Each storage array requires two Solution Packs; one for monitoring and one for performance

D.

A single XtremIO Solution Pack is required to manage both storage arrays

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Questions 14

Which actions are initiated when a snapshot is created on an XtremIO array?

Options:

A.

Parent object becomes read only and two auxiliary volumes are created

B.

Parent object remains writeable and one auxiliary volume is created

C.

Parent object remains writeable and two auxiliary volumes are created

D.

Parent object becomes read only and one auxiliary volume is created

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Questions 15

Who developed the framework for testing All-Flash arrays that is used in the XtremIO PoC?

Options:

A.

EMC

B.

Seagate

C.

Micron

D.

IDC

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Questions 16

A customer has the following requirements for their VDI deployment:

  • Greater than 1000 desktops with the ability to grow 10% for the next 3 years
  • Low latency boot volumes
  • General purpose NAS for home directories
  • Remote replication with the ability to snap at every write
  • Capable of delivering 100 IOPs per desktop

Which EMC technologies should be recommended?

Options:

A.

XtremIO, RecoverPoint CRR, and VPLEX only

B.

VSPEX Blue, RecoverPoint CDP, and VNX

C.

Isilon, VSPEX Blue, VPLEX, and RecoverPoint CDP

D.

XtremIO, RecoverPoint CRR, VPLEX, and Isilon

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Questions 17

Which operation is performed when an XtremIO Snapshot is created?

Options:

A.

Pointers to the ancestor metadata are created for the snapshot

B.

Space equal to the size of the ancestor is allocated to the snapshot

C.

A reserved space is created for new snapshot data

D.

A deduplication pass is immediately run against the snapshot

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Questions 18

A customer has a large ESX server environment they are considering deploying to XtremIO for a VDI implementation. To determine a baseline of the environment, you are proceeding with documenting each server’s CPU, NIC, and disk utilization statistics. The customer has provided you with direct CLI access to the servers to conduct this assessment.

Which utility should be used to monitor these performance parameters?

Options:

A.

esxtop

B.

resxtop

C.

top

D.

iostat

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Questions 19

Based on XtremIO best practice, which byte sector size should be used for volumes hosting Oracle database files?

Options:

A.

256

B.

512

C.

1024

D.

4096

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Questions 20

How many management IP addresses are required on a single XtremIO storage controller?

Options:

A.

1

B.

2

C.

3

D.

4

Exam Code: E20-526
Exam Name: XtremIO Solutions and Design Specialist Exam for Technology Architects
Last Update: May 23, 2024
Questions: 67
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