E20-555 EMC Exam Questions and Free Practice Test

Question 7

An administrator recently installed InsightIQ to gather cluster statistics, and wants to look at file system usage (such as the number of files in a directory). However, currently no file system statistics are displayed in InsightIQ after 24 hours. Use of the cluster is moderate, and occurs 24 hours per day.
What job for InsightIQ should the administrator modify to successfully report these statistics?

A. Change priority to 1 and job impact to High for Collect

B. Change priority to 4 and job impact to Medium for FSAnalyze

C. Change priority to 7 and job impact to Medium for SmartPools

D. Change priority to 3 and job impact to Low for MultiScan

Correct Answer:B

Question 8

What is the minimum size and the maximum size, respectively, of a single pre-Gen 6 node pool?

A. 3 and 144

B. 3 and 288

C. 4 and 144

D. 4 and 288

Correct Answer:A

Question 9

In an Isilon cluster, what is the largest number of nodes that a single file can be striped across?

A. 10

B. 20

C. 30

D. 40

Correct Answer:B

Question 10

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

A. 864 GB/hr

B. 1.7 TB/hr

C. 2.6 TB/hr

D. 3.4 TB/hr

Correct Answer:C

Question 11

A customer currently has 10 HPC nodes. They plan to purchase a 5-node Isilon X400 cluster for an HPC application running on Linux. They will persistent mount the Isilon cluster through NFSv3.
Which recommended configuration addresses the customer's requirements for high availability and throughput?

A. SmartConnect Advanced with Round Robin connection balancing and dynamic addressing

B. SmartConnect Basic with Round Robin connection balancing and dynamic addressing

C. SmartConnect Advanced with Network Throughput connection balancing and dynamic addressing

D. SmartConnect Advanced with Round Robin connection balancing and static addressing

Correct Answer:A

Question 12

When a client requests a file to read from an Isilon cluster, in which order does the read operation access the hardware in a node?

A. Endurant Cache, L1 cache, disk

B. L2 cache, L1 cache, disk

C. Disk, L2 cache, Endurant Cache

D. L1 cache, L2 cache, disk

Correct Answer:C

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