E20-655 by EMC Actual Free Exam Questions And Answers

Question 1

Which condition could make it necessary to reset the CELOG DB?

A. The master coalescer nodes ext-2 interface was added to a different subnet.

B. Always required as part of an upgrade from OneFS 6.0 to 7.x

C. The LNN rebooted causing the master coalescer function to move

D. /var partition is >95% full

Discussion 0

Correct Answer: D Vote an answer

Question 2

What type of commands can be run using the command line interface?

A. Public commands, internal commands and UNIX commands

B. Masked public commands, windows and non-internal commands

C. Limited public commands, masked public commands, UNIX commands

D. Public commands, masked UNIX commands and limited internal commands

Discussion 0

Correct Answer: A Vote an answer

Question 3

Which two isi_ prefix commands are allowed for use by a customer?

A. isi_gather_info and isi_radish

B. isi_gather_info and isi_hw_status

C. isi_for_array and isi_inventory_tool

D. isi_gather_info and isi_for_array

Discussion 0

Correct Answer: D Vote an answer

Question 4

A customer has an Isilon cluster with a substantial video editing workload. They ask you how they can create a custom job to archive older data to NL nodes.
What should be your response?

A. Work with Professional Services to implement a custom job.

B. Schedule AutoBalance to run more frequently.

C. The job engine can be custom programmed in python.

D. Custom jobs cannot be created. Implement a SmartPools file policy.

Discussion 0

Correct Answer: D Vote an answer

Question 5

What is the function of the SmartConnect service IP?

A. Defines the name that clients use when connecting to the cluster across the network

B. Acts as a DNS server IP address to answer questions for top level domain

C. Used by a DNS server to forward SmartConnect zone lookups to the cluster

D. Resolves cluster names only does not resolve external names

Discussion 0

Correct Answer: C Vote an answer

Question 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 overhead?

A. N+2:1 will have less overhead.

B. N+2:1 or N+2 have the same amount of overhead.

C. I/O optimization should be set to Streaming

D. I/O optimization should be set to Random.

Discussion 0

Correct Answer: B Vote an answer

Question 7

You are creating a file pool policy and have chosen to add file matching criteria to your policy. What can be used as file criteria?

A. File permissions

B. Protection level

C. File owner

D. Modify time

Discussion 0

Correct Answer: D Vote an answer

Question 8

In what form does Isilon's SmartConnect SIP answer DNS queries?

A. A non-authoritative answer

B. A positive answer

C. Anauthoritative answer

D. A negative answer

Discussion 0

Correct Answer: C Vote an answer

Question 9

What is a piece of work delegated by the coordinator to a manager for execution by worker threads?

A. A task

B. An item

C. A job

D. A phase

Discussion 0

Correct Answer: A Vote an answer

EMC Specialist - Platform Engineer, Isilon - E20-655 Exam Practice Test

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