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Isilon E20-553 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Management, Identity, and Protocols | 27% | - Cluster management tools - Role-based administration and RBAC - Supported access protocols (NFS, SMB, HDFS, HTTP) - Access Zones and authentication |
| Topic 2: Performance, Scalability, and Sizing | 18% | - Caching and latency optimization - Performance monitoring and tuning - SmartPools and storage tiering - Cluster sizing and expansion guidelines |
| Topic 3: Advanced Features and Solutions | 10% | - Isilon use cases and workloads - CloudPools and hybrid integration - Upgrade and migration considerations |
| Topic 4: Data Protection and Efficiency | 25% | - Deduplication, compression, and SmartDedupe - SnapshotIQ and SyncIQ replication - Node failure and SmartFail process - FlexProtect and data protection levels |
| Topic 5: Isilon Infrastructure and Architecture | 20% | - OneFS operating system fundamentals - Cluster networking and SmartConnect - Node pools, tiers, and compatibility - Isilon cluster hardware and node types |
Isilon Infrastructure Specialist Exam for Technology Architects Sample Questions:
Refer to Exhibit below:
What is represented by the information shown in the exhibit?
- A. Directory quota cannot exceed 2 TB for /ifs/data/media and no quota limit on /ifs/data/media/photo.
Directory quota cannot exceed 900 GB for /ifs/data/media/video.
Directory quota can be any size up to 2 TB and each user can only store 75 GB for
/ifs/data/media/temp. - B. Directory quota cannot exceed 2 TB for both /ifs/data/media and /ifs/data/media/photo.
Directory quota cannot exceed 900 GB for /ifs/data/media/video.
Directory quota can be any size up to 900 GB and each user can only store 75 GB for
/ifs/data/media/temp. - C. Directory quota cannot exceed 2 TB for both /ifs/data/media and /ifs/data/media/photo.
Directory quota cannot exceed 900 GB for /ifs/data/media/video.
Directory quota can be any size up to 2 TB and each user can only store 75 GB for
/ifs/data/media/temp. - D. Directory quota cannot exceed 2 TB for both /ifs/data/media and /ifs/data/media/photo.
Directory quota cannot exceed 900 GB for /ifs/data/media/video.
Directory quota can be any size up to 2 TB for /ifs/data/media/temp.
An Isilon customer's administrator created the nested directory structure, shown in the exhibit,
using SmartQuotas. However, a user needs to write an additional 650 GB of data to "/ifs/data/acct/recv".
Which steps will enable the user to complete this task?
- A. Decrease the User Quota on Subdirectory1 to 400 GB Increase the Directory1 Quota to 1650 GB
- B. Increase the Directory1 Quota to 1350 GB Decrease the user Quota on Subdirectory1 to 1000 GB
- C. Decrease the User Quota on Subdirectory2 to 650 GB Decrease the Directory1 Quota to 1650 GB
- D. Increase the Directory1 Quota to 1400 GB Increase the User Quota on Subdirectory2 to 1000 GB
If a file is 4 KB in size, how much space is consumed for file data when it is written to the Isilon cluster?
- A. 8 KB
- B. 32 KB
- C. 16 KB
- D. 4 KB
Where does SmartCache stage its write cache?
- A. DISK
- B. SSD
- C. NVRAM
- D. DRAM
In a supported cluster with the maximum protection level, how many simultaneous node component failures can Isilon OneFS sustain while still allowing full access to the entire file system and dataset?
- A. 3
- B. 1
- C. 4
- D. 2




