Pass the EMC EMC Certification E20-555 Questions and answers with CertsForce

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Viewing questions 71-80 out of questions
Questions # 71:

A customer has a 7-node Isilon cluster configured with N+2:1 protection. How many nodes can be offline with the data accessible and fully writeable?

Options:

A.

1


B.

2


C.

3


D.

0; all nodes must be online


Expert Solution
Questions # 72:

Refer to the exhibit.

Question # 72

A large hospital chain has approached you to redesign their storage infrastructure. The head of IT believes their requirement is for 60 TB of RAW capacity. The following are the notes from meetings with the department heads.

Which is the minimum cluster configuration that meets the customer's requirements?

Options:

A.

3 NL-Series Nodes using SynqIQ to 3 NL-Series Nodes


B.

3 S-Series Nodes using SmartPools and 3 NL-Series Nodes for Archive


C.

5 S-Series Nodes


D.

4 X-Series Nodes using SynqIQ to 4 NL-Series Nodes


Expert Solution
Questions # 73:

A company wants to have their new Gen 6 Isilon cluster benchmarked for a UNIX environment. What commonly available open source tool is typically used to test an Isilon cluster’s performance for this environment?

Options:

A.

sar


B.

Perfmon


C.

IOZone


D.

Iometer


Expert Solution
Questions # 74:

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


Expert Solution
Questions # 75:

A customer is evaluating Isilon and Pure FlashBlade solutions. Which protocol is available for both solutions?

Options:

A.

NFSv3


B.

SMBv3


C.

FTP


D.

HDFS


Expert Solution
Questions # 76:

What is the best case performance for Backup Accelerator when backing up to LTO-4 or LTO-5 drives?

Options:

A.

864 GB/hr


B.

1.7 TB/hr


C.

2.6 TB/hr


D.

3.4 TB/hr


Expert Solution
Questions # 77:

Refer to the exhibit.

Question # 77

During a requirements gathering meeting, the customer identified a desire to use a codec for editing content that will take up the least amount of space on their Isilon cluster. The content is 1920x1080 HD.

Based on the provided list of codecs, which codec would minimize the storage requirement?

Options:

A.

DNxHD 145 8 Bit


B.

DPX 8 Bit


C.

ProRes 444 12 Bit


D.

DNxHD 220 10 Bit


Expert Solution
Questions # 78:

Which protocols are supported by Isilon OneFS for file access?

Options:

A.

NFS, HDFS, HTTP, SMB


B.

SMB, HTTP, SMTP, HDFS


C.

HDFS, NFS, iSCSI, SNMP


D.

FTP, NFS, SMB, FC


Expert Solution
Questions # 79:

An Isilon has 6 X410 nodes and 4 NL410 nodes. How many job engine directors does the cluster have?

Options:

A.

4


B.

6


C.

10


D.

20


Expert Solution
Questions # 80:

Your customer has observed a degradation in response time while browsing for media files within the Production Media folder of the Isilon cluster. That directory now contains over five million files. It was confirmed that there are no network or edit station related causes.

What changes to the Isilon cluster will best accelerate the browsing performance?

Options:

A.

Add Solid State Drives (SSDs) to the nodes


B.

Add A-Series Performance Accelerator nodes


C.

Upgrade node access to 10 Gbps


D.

Upgrade RAM on the nodes


Expert Solution
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