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EMC Isilon Design Specialist Exam for Technology Architects Sample Questions:

1. A potential customer has 540TB Raw capacity of NetApp running in ONTAP 7-Mode. They are willing to let you gather some workload data. Their authentication sources are LDAP and Active Directory. Their users are primarily Windows Clients. They are very interested in Automated Tiering and Large Scale Archives. They are not certain about the workflows from the Marketing Department. The Content Team will only say they need to acquire 300 TB within 90 days. They do not know the average file size or the number of aggregates they are managing.
Which tool(s) would you use next to complete your sizing?

A) Isilon Cluster Sizing Tool
B) MiTrend WPA, Autosupport, and PerfCollect
C) Isilon Insight IQ, OnCommand Insight, and nfsstat
D) Wireshark, isi statistics, and iostat

2. Which IsilonOneFS protection level allows you to withstand two drive failures but no more than one complete node failure?

A) N+2:1
B) N+1
C) N+2
D) N+3:1

3. You meet a customer for the first time. They explain that their current environment for NAS does not meet their needs. You want to make sure that Isilon is a good fit for their needs.
What would be a good prequalifying question to ask?

A) Is your datacenter ISO9001 compliant?
B) How many users are in your Directory Services?
C) What application are you using to create directories?
D) What protocols are accessing your NAS?

4. Your customer has a new business unit. They are gathering web log files to be analyzed. They are using Hadoop to do the analysis of the logs. The IT department is centrally storing the log files on a 5-node Isilon cluster. They have enabled the Hadoop cluster to access the files directly on the Isilon storage. The nodes are X400's with two SSD drives in each node and 96GB of RAM.How many DataNodes does the Isilon cluster have?

A) Two
B) Five
C) One
D) Three

5. -- Exhibit -
We have been engaged by a research hospital to help upgrade their Isilon installation. They currently have 12 previous generation Isilon nodes with 200TB of capacity and run on a 1Gbps network. They currently have 6 Illumina Hi-Seq Sequencers and an HPC cluster to process data. They would like to expand Isilon to 2PB of active data and 1PB of archive data. They use a third party data and metadata management service (IRODs) to stage data for analysis. The Isilon cluster is mainly used for analysis work with the HPC cluster.
-- Exhibit -
The customer has a limited budget. What would be the best price/performance solution for their active data?

A) 12 X-Series nodes with no SSD drives and 24GB of RAM
B) 14 X-Series nodes with no SSD drives and 96GB of RAM
C) 17 X-Series nodes with SSD drives and 48GB of RAM.
D) 14 NL-Series nodes with 24GB of RAM

Solutions: