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Isilon E20-553 Exam Syllabus Topics:

Isilon Infrastructure Specialist Exam for Technology Architects Sample Questions:

1. A customer has two data centers (Site A and Site B) and in each data center there is an Isilon cluster. They are replicating data using SyncIQ between the two data centers. You have been reviewing their disaster recovery plan and found the following:
-The policies specify that SyncIQ runs a replication job every 2 hours and that the job finishes within 1 hour. -Three additional hours will be needed to get servers and the network redirected to work from Site B.
What is the Recovery Point Objective in this plan?

A) 2 Hours
B) 5 hours
C) 4 Hours
D) 3 Hours

2. A customer has data that has a retention period of three years. They would like a solution in which files cannot be deleted, changed, or modified.
Which Isilon SmartLock version should the customer implement?

A) Standard version No WORM
B) Standard version with WORM
C) Compliance version
D) Enterprise version

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

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

4. While configuring Isilon SmartConnect, a customer has determined that their workload primarily consists of short-lived connections, such as HTTP and/or FTP. Which load-balancing policy will provide the most efficient client distribution?

A) CPU Utilization
B) Round Robin
C) Random Selection
D) Connection Count

5. Given a 7-node Isilon cluster configured with an N+2:1 protection level, how many nodes can be offline with the data accessible and fully writeable?

A) One
B) None; all nodes must be online
C) Two
D) Three

Solutions: