Isilon E20-553 test insides dumps : Isilon Infrastructure Specialist Exam for Technology Architects

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Isilon E20-553 Exam Syllabus Topics:

Isilon Infrastructure Specialist Exam for Technology Architects Sample Questions:

1. An Isilon customer would like to have different snapshot policies and schedules on the same directory. Why is this possible on an Isilon cluster?

A) SnapshotIQ snaps at the directory level not the volume level
B) SnapshotIQ uses a third-party product to create different schedules and policies on a directory
C) SnapshotIQ snaps at the volume level not the directory level
D) All snapshots are scheduled through the CLI

2. On an Isilon node, where are file system operations initiated?

A) Disk
B) NVRAM
C) L1
D) L2

3. For concurrent I/O, how are Endurant Cache and SmartCache different?

A) SmartCache immediately commits the write to NVRAM on the local node and one peer node
B) Endurant Cache waits for acknowledgement from all nodes before copying to L2 cache
C) SmartCache uses sub-file, granular locking whereas Endurant Cache locks the entire file
D) Endurant Cache sends an acknowledgement to the client immediately after mirroring writes in NVRAM

4. Which technology is used by Isilon OneFS to re-write data when a disk read fails?

A) Isilon Data Integrity
B) Dynamic Sector Repair
C) NVRAM
D) CRC

5. How does Isilon SnapshotIQ use storage for snapshots?

A) Works on the file level and saves the entire file no matter what has changed
B) Works with 4 KiB blocks and will always use that amount of storage, no matter what has changed
C) Uses Changed Block Tracking but always uses a 4 KiB block, even if the data changed is less than that amount
D) Uses Changed Block Tracking and only saves the changed data blocks

Solutions: