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DELL EMC
EMC Certification
E20-555
Isilon Solutions and Design Specialist Exam for Technology Architects Questions and Answers

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Viewing page 5 out of 11 pages

Viewing questions 41-50 out of questions

Questions # 41:

What is the smallest unit of manageable storage within Isilon SmartPools?

Options:

SSD pool

Node pool

Disk pool

File pool

Answer

Explanation

References:

Questions # 42:

An Isilon has two ports configured per node. Each port is on a different VLAN. Although incoming traffic is evenly distributed, transmitted data from the Isilon uses one port more than the other port. What could be the cause of this imbalance?

Options:

Static routes are configured on the less-used port

A default gateway was not configured on both ports

Source Based Routing is not enabled on the cluster

Priority of the gateway in the less-used port set too low

Answer

Questions # 43:

Which tool is used to perform a cluster-wide kernel configuration change on an Isilon Gen 6 cluster?

Options:

sysct1

isi_tardis

isi_for_array

gconfig

Answer

Questions # 44:

What is the best case performance for Backup Accelerator when backing up to LTO-4 or LTO-5 drives?

Options:

864 GB/hr

1.7 TB/hr

2.6 TB/hr

3.4 TB/hr

Answer

Questions # 45:

What is a consideration when designing access zones?

Options:

Authentication providers are restricted to one specific zone

UID/GID ranges should not overlap for providers in the same zone

Access zones cannot overlap the same directories

Share names must be unique between different access zones

Answer

Explanation

[Reference: https://www.dellemc.com/resources/en-us/asset/white-papers/products/storage/h17463-wp-dellemc-, isilon-design-and-considerations-for-smb.pdf (11)]

Questions # 46:

A customer wants to add Unix users to their cluster, and requires that NFS access be fault-tolerant.

What would you recommend?

Options:

Use NFS v4 and dynamic IP addressing with SmartConnect Basic

Use NFS v4 and dynamic IP addressing with SmartConnect Advanced

Use NFS v3 and dynamic IP addressing with SmartConnect Advanced

Use NFS v3 and dynamic IP addressing with SmartConnect Basic

Answer

Questions # 47:

If Isilon SmartConnect is being configured in a customer environment, which records are required for a supported implementation?

Options:

A SmartConnect Service IP host record and a zone delegation for the SmartConnect zone delegated to the SSIP

An overloaded host record with each SmartConnect zone member's IP address and an SRV record to provide resolution services

A SmartConnect Service IP host record and a corresponding PTR record for each SmartConnect zone

A SOA record for the SmartConnect Service IP and a corresponding CNAME record for each SmartConnect zone

Answer

Questions # 48:

A cluster has user quotas configured for user’s home directories with hard limits and advisory limits set. What would the default setting be for calculating user quotas on the cluster?

Options:

User data and data protection overhead only

User data only

User data, snapshot data, and data protection overhead

User data and snapshot data only

Answer

Questions # 49:

Three jobs of different exclusion sets with a priority level of 5 are concurrently running on a cluster. A new job

with a priority of 4 needs to be run.

What does the Job Engine do?

Options:

Pauses a priority 5 job and runs the new job until completion, then restarts the paused job from the

beginning

Pauses all priority 5 jobs and runs the new job until completion, then restarts the paused job

Queues the old job of the same exclusion set until the job with a higher priority completes

Runs the new job in parallel with the other running jobs

Answer

Explanation

[Reference: http://doc.isilon.com/onefs/7.1.1/help/en-us/GUID-C8094DAD-330E-4110-82A8-, B97FEFB2D89A.html]

Questions # 50:

You get a call from a customer that has just added 200 user connections to the cluster. They want to know how fast they are writing data with these new users.

What tool would you use to gather this information?