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Isilon E20-553 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Performance and Scalability | - Cluster scaling strategies - Performance monitoring and tuning - SmartConnect load balancing |
| Data Access and Protocols | - Multiprotocol environments - Authentication and identity management integration - NFS and SMB configuration and optimization |
| Cluster Configuration and Administration | - SmartPools policy management - Initial cluster setup and configuration - Storage provisioning and management |
| Isilon Cluster Architecture (OneFS) | - Data layout and protection mechanisms (erasure coding, mirroring) - Cluster nodes, roles, and architecture components - OneFS distributed file system fundamentals |
| Data Protection and Availability | - Backup integration (NDMP) - SyncIQ replication and disaster recovery - Snapshots and snapshot schedules |
| Troubleshooting and Maintenance | - System monitoring and alerts - Log analysis and diagnostics - Common cluster issues and resolution |
Isilon Infrastructure Specialist Exam for Technology Architects Sample Questions:
1. If a customer has 10 nodes in a cluster with N+2 protection, what is the minimum number of nodes required to be online and in communication with one another to satisfy quorum?
A) 6
B) 7
C) 4
D) 5
2. Which technology is used by Isilon OneFS to re-write data when a disk read fails?
A) CRC
B) Isilon Data Integrity
C) NVRAM
D) Dynamic Sector Repair
3. What is the default method in which Isilon OneFS uses SSDs?
A) Data on SSDs
B) Avoid SSDs
C) Metadata read/write acceleration
D) Metadata read acceleration
4. If a client is mounted to the sixth node in a 20-node Isilon cluster, how much memory cache can that client leverage assuming each node has 8 GB of memory cache?
A) 160 GB
B) 120 GB
C) 40 GB
D) 16 GB
5. Which Isilon OneFS protection level allows you to withstand two drive failures but no more than
one complete node failure?
A) N+3:1
B) N+2
C) N+1
D) N+2:1
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: D | Question # 3 Answer: D | Question # 4 Answer: A | Question # 5 Answer: D |
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