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Question No 9

You have a 6 node cluster consisting of 3 identical S nodes and 3 Identical NL nodes. The S nodes each have 3 SSD drives for metadata acceleration of the data in the S node pool. You SSH into the cluster and login as root. You run the command isi job status and see that a FlexProtect job is currently running What could this indicate?

Options

A. A disk failure has occurred on the cluster
B. The NVRAM batteries in one of the nodes have failed
C. The cluster has lost quorum
D. Metadata is being migrated from hard drives to SSD drives

Answer: A

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Question No 8

Your customer is using a directory for a VMware environment. To which access pattern should you set the directory?

Options

A. Random
B. Concurrency
C. Streaming
D. Aggregate

Answer: A

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Question No 7

The SmartPools settings of your cluster are set to Protection management: Including File with manuallymanaged protection settings is not checked.How can the protection settings be modified?

Options

A. Using File System Explorer in the web administration interface or the isi set command
B. Only by using File System Explorer in the web administration interface
C. Only by using the isi set command
D. Manually starting the SmartPools job

Answer: A

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Question No 6

You are supporting a customer’s cluster with 3 node pools consisting of 10 S200 nodes, 18 X400 nodes, and 30 NL400 nodes. The customer is going to write a large number of 4MB files to the X400 node pool. The customer is very concerned about minimizing the amount of overhead. Which setting would be best for minimizing the amount of over

Options

A. N+2:1 or N+2 have the same amount of overhead.
B. N+2:1 will have less overhead.
C. I/O optimization should be set to Random.
D. I/O optimization should be set to Streaming

Answer: A

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Question No 5

In a 4-node cluster using N+2 protection, how much is the overhead?

Options

A. 50%
B. 25%
C. 200%
D. 100%

Answer: A

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Question No 4

The customer has an information security policy which forbids DNS delegations to Isilon clusters. What should you tell the customer about the consequences of this?

Options 

A. SmartConnect relies upon DNS delegation to operate, and other load balancing technologies lack SmartConnect's integration with the cluster.
B. SmartConnect relies upon DNS delegation to operate, but other load balancing technologies can substitute for SmartConnect without disadvantage.
C. SmartConnect can operate normally without DNS delegation by integrating with Isilon supported external load balancing technologies.
D. SmartConnect can operate normally without DNS delegation, but licensed features will not be available to the customer.

Answer: A