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EMC E20-357 問題練習

Isilon Solutions Specialist Exam for Implementation Engineers 試験

最新更新時間: 2019/07/07,合計122問。

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Question No : 1
You are asked to size a cluster for a file sharing environment. nfsstat indicates that 75% of the requests arenamespace operations (e.g., GETADDR, SETADDR). There will be 8,000 active Linux users, connecting overNFS?

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Question No : 2
A customer's cluster contains three X200 (24 GB RAM, 3 TB drives) nodes, and three X400 (48 GB RAM, 1 TBdrives) nodes. All nodes are configured in a single pool. All data is protected at N+2. After upgrading OneFS to7.0, the Isilon Web interface indicates that files are not fully protected.

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Question No : 3
Refer to the exhibit. You are analyzing a customer's existing Isilon environment using InsightIQ in order toexpand the cluster. When examining the protocol data, you see the output as shown.
What does the data tell you about the workload?

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Question No : 4
Click on the calculator icon. You have been invited to meet with the Social Media and Marketing Departmentand gather requirements for a potential File System Project. They primarily use CIFS and are consideringdeploying a Hadoop cluster to analyze customer demographic data. The Senior Systems Engineer thinks theywill need 2PB of usable capacity. What would you do to gain an understanding of the customer's environmentto qualify and develop the opportunity?

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Question No : 5
You are sizing an Isilon Cluster for a new customer. Analyzing their workflow, you determine that they have asmall block random read workload.
What is the most important factor to consider when sizing this solution?

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Question No : 6
An Isilon customer has experienced a node failure which requires that the affected node be permanentlyremoved from the cluster. Upon failure of the node, what will occur in the cluster?

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Question No : 7
At a minimum, how many connected and available nodes are required to maintain quorum in a 25- nodecluster?

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Question No : 8
Given a 7-node Isilon cluster configured with an N+2:1 protection level, how many nodes can be offline withthe data accessible and fully writeable?

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Question No : 9
What is the minimum number of nodes in an Isilon cluster for N+2 protection?

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Question No : 10
If a customer has 10 nodes in a cluster with N+2 protection, what is the minimum number of nodes required tobe online and in communication with one another to satisfy quorum?

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Question No : 11
Which Isilon OneFS protection level allows you to withstand two drive failures but no more than one completenode failure?

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Question No : 12
When configuring data protection at +2:1 on a 6-node Isilon cluster, what is the overhead impact on thephysical capacity?

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Question No : 13
Which type of data is stored in an Isilon node's Endurant Cache?

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Question No : 14
Where does SmartCache stage its write cache?

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Question No : 15
In an Isilon cluster, what is the relative latency of a cache hit to L1 cache versus L2 cache?

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