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Isilon E20-553 Exam Syllabus Topics:

Isilon Infrastructure Specialist Exam for Technology Architects Sample Questions:

1. How does Isilon SnapshotIQ use storage for snapshots?

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

2. At which level can retention periods be applied with Isilon SmartLock?

A) Directory
B) Node
C) File system
D) Cluster

3. A customer is purchasing a 5-node Isilon X400 cluster for an HPC application running on Linux. The customer currently has 10 HPC nodes and will persistent mount the Isilon cluster through NFSv3. Which recommended configuration addresses the customer's requirements for high availability and throughput?

A) SmartConnect Advanced with Round Robin connection balancing and dynamic addressing
B) SmartConnect Advanced with Network Throughput connection balancing and dynamic addressing
C) SmartConnect Advanced with Round Robin connection balancing and static addressing
D) SmartConnect Basic with Round Robin connection balancing and dynamic addressing

4. Which Isilon OneFS protection level allows you to withstand two drive failures but no more than
one complete node failure?

A) N+1
B) N+3:1
C) N+2:1
D) N+2

5. How can an Isilon cluster simplify a Hadoop workflow that analyzes large amounts of log data written to storage using FTP and where results are viewed by Microsoft Windows clients?

A) FTP and SMB protocol support covers log ingest and Windows clients; SmartPools will stub to HDFS helping to reduce the frequency of external data migration.
B) SyncIQ migrates the log data between an Isilon cluster and another Hadoop cluster, retrieves results from the Hadoop cluster, and stores them in an SMB share.
C) SmartConnect directs clients to an external Hadoop NameNode and to SMB shares so data ingest, analytics, and results phases are transparently directed.
D) FTP, SMB, and HDFS NameNode and DataNode protocol support on the same file system enables each workflow step to access data from the same location avoiding data migration.

Solutions: