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NS0-520 Exam Dumps - NetApp Certified Implementation Engineer - SAN - ONTAP

Question # 4

Exhibit.

Referring to the exhibit. What are two viable scenarios to test LUN multipathing on Host 1?

(Choose two.)

A.

Reboot one of the switches.

B.

Disable one of the FC LIFs on Controller 1.

C.

Disconnect one of the host cables.

D.

Reboot Host 1.

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Question # 5

A4-node ONTAP FAS9000 cluster was used to serve I/O from six RedHat 7.3 servers. The servers were configured with maximum, queue depth.

For production purposes, an additional 60 similarly configured hosts were added to the environment. Later, the hosts started reporting random QFull errors, and the aggregated performance degraded.

Which two solutions would alleviate the QFull errors and performance problems? (Choose two.)

A.

Remove Selective LUN Mapping (SIM) from the 4-node FAS9000 cluster.

B.

Download the latest FC HBA driver, firmware, and BIOS, and deploy them on the hosts.

C.

Configure and use additional FC target HBAs in the FAS9000 cluster.

D.

Reduce FC HBA gueue depth on the hosts.

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Question # 6

A storage administrator needs to ensure that an ONTAP FC LUN is accessible for a remote data center. The ISL ports are reporting errors. The trunkshow command output from a Brocade switch is shown below.

A.

Set the ISL ports as FL_Ports

B.

Set the ISL ports as N_Ports

C.

Set the ISL ports as F_Ports

D.

Set the ISL ports as E_Ports

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Question # 7

In a Linux environment, issues are reported concerning multipathing. You want to view the direct and indirect paths. In this scenario, which command would you use to accomplish this task?

A.

Use the lspci command

B.

Use the systemctl command

C.

Use the ifconfig command

D.

Use the sanlun command

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Question # 8

You upgraded your Linux hosts to SUSE Enterprise Linux 15. In this scenario, which two actions should you perform before you test asymmetric namespace access (ANA)? (Choose two)

A.

Verify if the NVMe service has started

B.

Verify if the LUNs and namespaces are in the same volume.

C.

Verify if the version of Netapp ONTAP software is 9.5 or later

D.

Verify if there is only one LIF in the SVM

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Question # 9

You are configuring FC ports on front-end SAN switches for a 4-node Metrocluster configuration across two data centers. You need to ensure that each data center serves FC LUNs when an FC port goes

offline in one data center. In this scenario, which front end switch setting must be modified to avoid overlap when a new port comes online?

A.

NPIV enabled

B.

NPIV reject

C.

WWPN reject

D.

ANA mapped

E.

WWNN reject

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Question # 10

You have an existing 8-node Netapp Cluster serving NFS data, and you want to expand your cluster by an additional four nodes to serve ISCSI. In this scenario, where would you validate this configuration?

A.

Active IQ Upgrade Advisor

B.

Interoperability Matrix Tool

C.

SAN Administration Guide

D.

Hardware Universe

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Question # 11

You install an ASA AFF A400 system with 32 GB FC SFP+ modules in port 0e and 0f. After creating the SVM and configuring the FCP protocol, the physical port stays offline. Referring to the exhibit which statement is correct?

A.

The current type of the ports must be configured as an initiator

B.

The current mode to the ports must be configured as an FC port

C.

The current mode for the ports must be set as an NVMe/FC port

D.

The admin status is manually set to down

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Question # 12

You have implemented FabricPool on your AFF ASA ONTAP 9.8 Cluster. An archived database has become very active, and it requires FabricPool adjustments.

Which two steps are required to address this issue? (Choose two)

A.

Use the promote cloud-retrieval-policy

B.

Remove all snapshot copies.

C.

Set the tiering-policy to none

D.

Set the space-guarantee on the volume

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Question # 13

During maintenance of an AFF A250 node, you want to move the SAN LIFs that are members of a port set. In this scenario, which two statements are true? (choose two)

A.

You must disable SLM for the node that hosts the LIF

B.

You need to disable the zoning of the LIF WWPN

C.

The LIF must be removed from the port set

D.

You must take the SAN LIF offline

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Question # 14

Your customer asks you how to connect a host for SAN access to the newly installed AFF A400 system. In this scenario, which two statements are correct? (choose two)

A.

Direct Connection to the nodes from the hosts with ISCSI is supported

B.

Direct Connection to the nodes from the hosts with ISCSI is not supported

C.

Direct Connection to the nodes from the hosts with FC is not supported

D.

Direct Connection to the nodes from the hosts with FC is supported

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Question # 15

Which two features does Assymmetric Namespase Access (ANA) support? (Choose two.)

A.

multipathing

B.

LUN masking

C.

LUN hosting

D.

path management

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Question # 16

You have a 4 node cluster with an AFF A300 HA pair and a FAS8200 HA pair. You plan on using the default storage efficiency settings. With inline data compaction, you estimate that you can save 6% of storage space. AFF A300 LUNs that use under 5000 IOPS are moved to a FAS8200 using the lun move command.

In this scenario, what happens to the data after the LUN is moved? (Choose two.)

A.

The new written data is not compacted.

B.

The new written data is compacted.

C.

The existing data is compacted.

D.

The existing data is not compacted.

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Question # 17

While expanding a 200 GB LUN in an ONTAP 9.4 system, the following error is observed:

What is the cause of this error?

A.

The volume auto-grow is disabled.

B.

The LUN reached maximum capacity.

C.

The LUN can be expanded up to 10 times its original size.

D.

Space reservation is enabled.

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Question # 18

You are planning to set up a new SAN with an AFF A300 2-node switchless cluster. Your SAN fabric will consist of Cisco MDS9148s switches.

According to NetApp best practices, which two actions would be required to accomplish this task? (Choose two.)

A.

Set the switchport speed setting to 16 Gb.

B.

Use single initiator, multiple target zoning.

C.

Use multiple initiator, single target zoning.

D.

Set the switchport speed to auto negotiate.

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Question # 19

You have an SVM that serves LUNs to your hosts in an FC SAN environment. This SVM runs on a 4-node cluster and has two data LIFs on each node, according to best practices. You just created a LUN and mapped it to your initiators group. The LUN is owned by node01.

In this scenario, what would be an appropriate test for LUN mobility?

A.

Move the LUN to node02.

B.

Mirror the LUN to another node in your cluster.

C.

Physically disconnect the SAN ports, and verify if the SAN data LIFs automatically move to other hosts.

D.

Copy the LUN to another node and create a new LUN map.

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Question # 20

Referring to the exhibit, which container gains space savings from deduplication, compression and compaction?

A.

the aggregate

B.

the qtree

C.

the volume

D.

the LUN

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Question # 21

Referring to the exhibit, you have SAN LUNs on an AFF A700s and are asked to test an SSD shelf stack failure.

What is the maximum allowed number of failed paths per controller to shelf stack before a storage failover occurs?

A.

1

B.

3

C.

2

D.

4

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Question # 22

The ESX host reports inconsistent performance for iSCSI-based connectivity.

In this scenario, what would cause this problem?

A.

The host and storage are connected to different switches.

B.

The flow control was disabled on the storage.

C.

The hardware initiators were used instead of software.

D.

The flow control is enabled on the storage.

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Question # 23

An administrator is configuring a SAN-only cluster. The data room that houses four AFF A220 controllers is small and not able to house the DS224C shelves. The administrator proposes to rack the shelves in a separate room that is 40 meters away from the controllers.

In this situation, how would you properly cable the controllers to the shelves?

A.

Use multimode passive optical cables.

B.

Use multimode active copper cables.

C.

Use multimode active optical cables.

D.

Use multimode passive copper cables.

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Question # 24

An administrator is configuring their Ethernet switches to support an AFF A300 cluster that will be providing iSCSI LUNs to servers. The switches are also used for other traffic from various hosts.

In this scenario, which statement about the switch configuration is correct?

A.

Use a larger MTU size at the SAN connection rather than the host connections to allow for greater SAN bandwidth.

B.

Use network ports as access ports only.

C.

Use multiple VLANs to segregate iSCSI traffic from other traffic types

D.

Use a single VLAN to consolidate all data traffic on the switches.

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Question # 25

You are testing iSCSI LUN failover across a 4-node FAS9000 fabric-attached MetroCluster configuration.

In this scenario, which front end configuration is required for non-disruptive host LUN failover between sites?

A.

an intercluster LIF

B.

a stretched Layer 2 network

C.

Ipv6

D.

a stretched VSAN

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Question # 26

A company has 20 ESX hosts. Ten of the hosts are connected using FC, and the rest are connected over iSCSI. The FC host HBA queue depth is set to 32, and the iSCSI LUN queue depth is set to 64. The FC hosts are now experiencing random connectivity issues.

In this scenario, what would be the reason for the disconnects?

A.

The FC host has a lower queue depth.

B.

According to the IMT, unsupported HBA firmware is in use.

C.

All of the hosts are part of the same cluster.

D.

The queue depth is not consistent across the cluster.

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Question # 27

You want to provision an iSCSl LUN.

Which two steps are required to accomplish this task? (Choose two.)

A.

Add the initiator IP address to the igroup.

B.

Map the LUN to the igroup.

C.

Add the target WWPN to the igroup.

D.

Add the initiator 1QN to th«t igroup.

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Question # 28

Which row of items should you look up in the IMT (Interoperability Matrix Tool) when designing a NetApp Storage Solution for a customer?

A.

Host OS & patches, FC WWPN, Volume Manager, File System version

B.

Host OS, iSCSI IQN, Volume Manager, Clustering

C.

Host OS & patches, HBA driver, Volume Manager, File System, Clustering

D.

Host OS, HBA driver, Host Memory & CPU Speed, File System, Clustering

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Question # 29

Exhibit.

Referring to the exhibit, which two statements are true? (Choose two.)

A.

The volume guarantee has no effect.

B.

LUN overwrites are guaranteed.

C.

The LUN might run out of space.

D.

The LUN space reservation has no effect.

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Question # 30

Exhibit.

A customer has an AFF A200 with a LUN residing in a volume by Node 4. The default Selection Mapping settings are effect. During a planned takeover cluster test, Node 3 performs a take over of Node 4.

Referring to the exhibit, what is the expected number of paths seen from the host?

A.

6

B.

8

C.

4

D.

2

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Question # 31

Exhibit.

A customer is testing a dual-fabric FC SAN configuration as shown in the exhibit. The zones are implemented on the switches shown below.

IF all the nodes are in the SLM reporting nodes list, how many paths per LUN should the customer expect when simulating a node failure by powering off Node 04?

A.

4 paths

B.

6 paths

C.

8 paths

D.

2 paths

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Question # 32

A company wants to use jumbo frames in their Ethernet network. They should set the packet size to which industry conventional value?

A.

1200

B.

1500

C.

9000

D.

12000

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Question # 33

You have deployed an AFF 400 systems for ISCSI workloads and want to ensure maximum performance to the hosts.

In this scenario, which two steps should be configured? (Choose two)

A.

Enable Jumbo frames on the network switch

B.

Enable Jumbo frames on the LIF

C.

Enable Jumbo frames on the broadcast domain

D.

Enable Jumbo frames on the IPspace

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Question # 34

A customer is deploying a SAN cluster of A700 nodes and wants to ensure that the SAN cluster will maintain a quorum in the event of a rack level power failure. Which two statements are true in this scenario? (choose two.)

A.

Six nodes are required

B.

Four nodes are required

C.

Three racks are required

D.

Two racks are required

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Question # 35

You are testing FCP paths failures on a 2-node Netapp AFF All SAN Array and verify that persistent ports are correctly enabled. Before testing, a host sees four optimized paths to a LUN. You perform a

node takeover and re-check the host.

Which statement is true after the node takeover?

A.

The host sees four optimized paths to the LUN

B.

The host sees two non-optimized paths and two dead paths to the LUN

C.

The host sees two optimized paths and two non-optimized paths to the LUN

D.

The host sees two optimized paths and two dead paths to the LUN

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