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Isilon E20-553 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Management, Identity, and Protocols | 27% | - Access Zones and authentication - Cluster management tools - Role-based administration and RBAC - Supported access protocols (NFS, SMB, HDFS, HTTP) |
| Topic 2: Performance, Scalability, and Sizing | 18% | - SmartPools and storage tiering - Performance monitoring and tuning - Cluster sizing and expansion guidelines - Caching and latency optimization |
| Topic 3: Isilon Infrastructure and Architecture | 20% | - OneFS operating system fundamentals - Cluster networking and SmartConnect - Isilon cluster hardware and node types - Node pools, tiers, and compatibility |
| Topic 4: Advanced Features and Solutions | 10% | - CloudPools and hybrid integration - Upgrade and migration considerations - Isilon use cases and workloads |
| Topic 5: Data Protection and Efficiency | 25% | - SnapshotIQ and SyncIQ replication - FlexProtect and data protection levels - Deduplication, compression, and SmartDedupe - Node failure and SmartFail process |
Isilon Infrastructure Specialist Exam for Technology Architects Sample Questions:
Question #1
A customer created one month of snapshots consisting of one snapshot every 8 hours for 30 days on an Isilon cluster using SnapshotIQ. The customer is now deleting the snapshots randomly and is experiencing overhead to the cluster. How can the customer remove the snapshots and avoid the overhead caused by the process?
A. Move the snapshot data to a different tier with SmartPools
B. Remove the directory
C. Delete the snapshots in order
D. Snapshots cannot be deleted
Question #2
A customer's Isilon storage administrator is concerned about capacity after recently ingesting 200 TB of file data. The customer has recently added more nodes to the cluster and wants to auto-balance the cluster as soon as possible. The cluster utilization percentages for an average 24hour period are:
-45% during 00:00 - 08:59 -60% during 09:00 - 17:00 -% during 17:01 - 23:59
While keeping cluster utilization at a minimum, which Impact Policy settings will allow the job to complete quickly without impacting the production workload?
A. Medium, Low, Low
B. High, High, Low
C. Medium, Medium, Low
D. High, Medium, Paused
Question #3
At a minimum, how many connected and available nodes are required to maintain quorum in a 25node cluster?
A. 17
B. 10
C. 13
D. 12
Question #4
How many snapshots can be created at the directory level using Isilon SnapshotIQ?
A. 256
B. 1024
C. 8
D. 96
Question #5
Traditional NAS storage architecture deploys simple two-way failover between two controllers in their storage systems, such as highly-available configurations. How is the Isilon architecture different in terms of system resiliency and availability?
A. Isilon solutions can enable failover to other nodes with the use of client-side drivers.
B. Isilon OneFS enables each node to be a peer to any other node in an Isilon cluster.
C. Isilon clustered architecture deploys standby failover nodes to ensure the highest available solution.
D. Isilon OneFS enables each node to have a designated partner node for simple failover between the pair.
Solutions:
| Question #1 Correct Answer: C | Question #2 Correct Answer: C | Question #3 Correct Answer: C | Question #4 Correct Answer: B | Question #5 Correct Answer: B |
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