E20-555 Dumps

E20-555 Free Practice Test

EMC E20-555: Isilon Solutions and Design Specialist Exam for Technology Architects

QUESTION 66

You have gathered information from your customer about their current NAS environment. They indicated they are having performance and time-out issues with their clients accessing the storage. Currently over 5000 clients are simultaneously accessing the NAS; however, this will double in the next year.
Based on this information, what recommendations for a new Isilon cluster would you give to the customer based on this information?

Correct Answer: A

QUESTION 67

You are asked to size a cluster for a file sharing environment. nfsstat indicates that 75% of the requests are namespace operations (e.g., GETADDR, SETADDR). There will be 8,000 active Linux users, connecting over NFS.
Which cluster configuration would you recommend?

Correct Answer: C

QUESTION 68

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

Correct Answer: A

QUESTION 69

You are designing an Isilon 5-node cluster configuration for a customer who wants to store user home
directories on the new cluster. Each user has 100 small files of 4KB each, 100 medium sized files of 80KB each, and 100 larger files of 512KB each. How much space is occupied by the medium sized files data blocks on an N+1n cluster?

Correct Answer: A

QUESTION 70

What is the maximum number of data stripes in a Gen 6 Isilon?

Correct Answer: C