EMC E20-559 Actual Free Exam Questions & Community Discussion

Exam Code/Number: E20-559
Exam Name/Title: Specialist, Systems Administrator | Isilon Solutions Exam
Certification Provider: EMC
Corresponding Certification: Storage Administrator (EMCSA)

Exam Questions: 98
Updated On: Jul 23, 2026

Question #1

Which mechanisms can provide real time notification of Isilon events?

A. SupportIQ, isi statistics, and SNMP polling

B. ESRS, SNMP traps, and SMTP

C. SNMP traps, SNMP set, and SNMP polling

D. isi_gather_info, SNMP set, and SupportIQ

Discussion 0

Correct Answer: B Vote an answer

Question #2

Which Isilon protection setting will require the least percentage of overhead for a 1024KB file?

A. N+2n in a 10-node node pool

B. N+2d:1n in a 4-node node pool

C. N+1n in a 4-node node pool

D. N+3d:1n in a 5-node node pool

Discussion 0

Correct Answer: A Vote an answer

Question #3

Which component is passive during LACP communication between the cluster and the Ethernet switch?

A. Isilon

B. SmartConnect zone

C. MAC address

D. Switch

Discussion 0

Correct Answer: A Vote an answer

Question #4

In a three-node Isilon cluster using N+1n data protection, a single 128 KB file is written. How are the stripe units distributed over the nodes?

A. Node 1: 64 KB stripe unit Node 2: 64 KB stripe unit Node 3: 64 KB FEC

B. Node 1: 64 KB stripe unit Node 2: 64 KB mirror Node 3: 64 KB FEC

C. Node 1: 128 KB stripe unit Node 2: 128 KB FEC

D. Node 1: 128 KB stripe unit Node 2: 128 KB mirror Node 3: 128 KB FEC

Discussion 0

Correct Answer: C Vote an answer

Question #5

Which jobs are used to help distribute file data across an Isilon cluster?

A. IntegrityScan, TreeDelete, AutoBalance, and SetProtectPlus

B. AutoBalance, IntegrityScan, Multiscan, and ShadowStoreProtect

C. AutoBalance, AutoBalanceLin, FlexProtect, and SmartPools

D. MediaScan, Collect, QuotaScan, and AVScan

Discussion 0

Correct Answer: C Vote an answer

Question #6

What accurately describes the behavior of an access token on an Isilon cluster?

A. One token is generated for every access zone

B. Requires the use of external authentication providers

C. Updated when the client accesses the cluster

D. Cannot contain both an SID and an UID

Discussion 0

Correct Answer: C Vote an answer

Question #7

A storage administrator has an Isilon cluster consisting of 20 nodes. The nodes have identical hardware and are members of a single node pool. All files are being protected at N+2d:1n.
What is the largest file that can be written in a single stripe on this cluster?

A. 2048 KB

B. 1024 KB

C. 2304 KB

D. 2560 KB

Discussion 0

Correct Answer: A Vote an answer

Question #8

Which Isilon cluster quota events can be triggered for an advisory quota?

A. Limit exceeded and limit remains exceeded

B. Grace period expired and write access denied

C. Limit remains exceeded and write access denied

D. Grace period expired and write access denied

Discussion 0

Correct Answer: A Vote an answer

Question #9

What are the minimum requirements needed to enable the Global Namespace Acceleration setting?

A. 2.5% of the disks capacity must be SSD SmartPool license

B. 2.0% of the disks capacity must be SSD 5% of the nodes must contain SSDs SmartPool license

C. 1.5% of the disks capacity must be SSD 20% of the nodes must contain SSDs

D. 20% of the number of disks must be SSDs

Discussion 0

Correct Answer: C Vote an answer

Question #10

What will occur when an Isilon node pool is below the recommended protection level?

A. An additional copy of the metadata will be stored on the SSD drives

B. File will be mirrored

C. File will be striped to an additional drive

D. CELOG will generate an underprotected event

Discussion 0

Correct Answer: D Vote an answer

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