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EMC E20-554 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Network and Connectivity Design | 20% | - SmartConnect configuration - Network topology and protocols - Client access protocols (NFS, SMB, HTTP, HDFS) - Bandwidth and redundancy planning |
| Isilon Architecture and Concepts | 25% | - OneFS file system fundamentals - Scale-out NAS architecture - Node types and hardware platforms - Data protection and protection levels |
| Solution Design and Sizing | 10% | - Scalability and expansion planning - Cluster design best practices - Workload analysis and requirements gathering |
| Capacity and Performance Design | 25% | - Performance requirements analysis - SmartPools and tiering strategy - SSD use cases and caching - Capacity planning and sizing |
| Features and Functionality | 20% | - Multi-protocol access and identity management - SnapshotIQ, SyncIQ, SmartQuotas - Deduplication, compression, and data efficiency - Security and authentication |
EMC Isilon Design Specialist Exam for Technology Architects Sample Questions:
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?
- A. Create a seven node X400 cluster today. You will not need to purchase additional nodes as more clients are added.
- B. Create a three node cluster today. As more clients are added, add three additional nodes each time for 1000 clients.
- C. Create a five node X400 cluster today. As more clients are added, add a Performance Accelerator node for every 1000 clients.
- D. Create a six node X400 cluster today. As additional clients are added, add additional X400 nodes for them.
Refer to the exhibit.
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?
- A. ProRes 4444 12 Bit
- B. DNxHD 220 10 Bit
- C. DNxHD 145 8 Bit
- D. DPX 8 Bit
You will be meeting with the Corporate Security Team as part of the implementation planning for a new Isilon cluster deployment. The Lead Security Analyst has asked you to discuss the Authentication Sources on your Isilon Cluster.
What customer questions regarding Isilon-supported Authentication Sources do you need to be prepared to answer?
- A. What mechanism are you using for NFS authentication?
Do you have multiple AD domain support?
What versions of LDAP are supported? - B. Is the cluster X.400 compliant?
What firewall rules are in place to prevent data leakage?
Is there a audit trail for access zone configuration changes? - C. What mechanism are you using for NFS authentication?
Do you support Novell Directory Services?
What implementations of LDAP are supported? - D. Are you using File Services for UNIX in your AD environment?
Do you support NIS+ for NFS authentication?
Do you support multiple Access Zones connecting to the AD Domain?
A potential customer has about 540TB of NetApp running in ONTAP 7-Mode. They are willing to let you gather some workload data. They have LDAP and Active Directory authentication and 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 tools would you use to gather information to do your Isilon sizing?
- A. isi status, isi_netlogger, and PerfMon
- B. MiTrendWPA ,Autosupport, and PerfCollect
- C. Isilon Insight IQ, OnCommand Insight, and nfsstat
- D. Wireshark, isi statistics, and iostat
-- 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
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