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Ace the EMC E20-555 Exam: Ultimate Preparation Guide

Questions 91

Refer to the exhibit.

E20-555 Question 91

You want to add redundancy to your network configuration, rather than performance. You have configured all interfaces into the default SmartConnect zone.

How should you configure the switches and Isilon networking to provide your desired network redundancy?

Options:

A.

Configure the switch ports for LACP and use LACP aggregation for subnet0:pool0.

B.

Configure the switch ports as access points and use LACP aggregation for subnet0:pool0.

C.

Configure the switch ports for LACP and use FEC aggregation for subnet0:pool0.

D.

Configure the switch ports as access points, bond ext-0 and ext-1 on all nodes and use Active/Passive aggregation for subnet0:pool0.

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Questions 92

An Isilon customer wants to more effectively manage their storage and thereby achieve performance improvements. Which tool will help improve workflow performance on their cluster?

Options:

A.

InsightIQ

B.

Isilon SNMP MIB

C.

SyncIQ

D.

SmartPools

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Questions 93

What is the smallest unit of manageable storage within Isilon SmartPools?

Options:

A.

SSD pool

B.

Node pool

C.

Disk pool

D.

File pool

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Questions 94

What is the correct order of steps taken during the file striping process?

E20-555 Question 94

Options:

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Questions 95

A customer has eight X400 24GB RAM that supports 400 client connections today The customer plans to add 400 more clients in the next few months. They are looking at adding an A-Series node to the cluster to help with client connections.

Before they start adding client connections, what hardware change do you recommend?

Options:

A.

Add RAM to offset concurrent client connections

B.

Add an A100 to offset concurrent client connections

C.

Add nodes with SSD to help with connections

D.

Add more network switches to increase the number of connections

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Questions 96

A customer experiences a system failure on an Isilon storage node.However, the disk drives in the node are not affected.

What is the preferred method for restoring cluster integrity?

Options:

A.

Engage EMC support to perform a Disk Tango process to move drives, journal, and boot volumes to a replacement chassis

B.

Allow OneFS to proceed with its automatic SmartFail process to re-protect the failed node

C.

Migrate the disks from the failed node into spare drive bays on other nodes

D.

Initiate a manual SmartFail process on the node as it is not started automatically

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Questions 97

There is a requirement to use dynamic link aggregation to maximize throughput and resiliency on a new Isilon cluster servicing SMB and NFS data. What is the recommended configuration for the physical network interfaces?

Options:

A.

FEC

B.

Round robin

C.

Active/passive failover

D.

LACP

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Questions 98

A customer has an Isilon cluster that they want to simplify a Hadoop workflow. The workflow analyzes large amounts of log data written to storage using FTP and results are viewed by Microsoft Windows clients?

How can this be achieved?

Options:

A.

FTP, SMB, and HDFS NameNode and DataNode protocol support on the same file system to enable each workflow step to access data from the same location avoiding data migration.

B.

SyncIQ to migrate the log data between an Isilon cluster and another Hadoop cluster, to retrieve results from the Hadoop cluster, and to store them in an SMB share.

C.

SmartConnect to direct clients to an external Hadoop NameNode and to SMB shares so data ingest, analytics, and results phases are transparently directed.

D.

FTP and SMB protocol support to provide log ingest and Windows clients; SmartPools will stub to HDFS helping to reduce the frequency of external data migration.

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Questions 99

A customer configures a file pool policy to write data to tier 2 on the Isilon cluster. This is in addition to the 30 policies already created. Later in the week they check the file placement and see that it has not been written to the correct tire. What could be the problem?

Options:

A.

Number of allowable policies has been exceeded so the new policy will not run.

B.

File matches a policy for a different tier that is listed higher in the file pool policy list.

C.

SmartPools policy job has not yet run so the file was written using the default policy.

D.

File matches a policy for a different tier that is listed lower in the file pool policy list

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Questions 100

Which feature of OneFS is used in the Home Directory and File Share vertical to monitor storage and media

clients for optimal performance?

Options:

A.

SyncIQ

B.

SmartPools

C.

InsightIQ

D.

Aspera

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Exam Code: E20-555
Exam Name: Isilon Solutions and Design Specialist Exam for Technology Architects
Last Update: Jul 16, 2024
Questions: 344

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