A Review Of Tested NS0-520 Exam Engine

NEW QUESTION 1


You have a requirement to serve LUNs with under 200 microsecond latency using local server lass memory. You also are required to use a shared SAN.
Using MAX Data as shown in the exhibit, which two LUN access protocols are supported with this solution? (Choose two.)

• A. iSCSI
• B. FCoE
• C. FC
• D. NVMe

Answer: D

NEW QUESTION 2

Which path selection policy is used by Windows Servers using NetApp LUNs that are greater than 2 TB?

• A. Least Queue Depth
• B. Round Robin
• C. Round Robin with Subset Policy
• D. Least Weighted Paths

Answer: C

NEW QUESTION 3

You are installing an AFF A250 system with ONTAP 9.8 software. Your customer asks you about the recommended LIF configuration for the ISCSI protocol. In this scenario, which two statements are correct
(choose two)

• A. Each node in an ISCSI configuration must be connected to a minimum of two ethernet switches
• B. All LIFs from the SVM are connected to a single Ethernet switch
• C. Each SVM in an ISCSI configuration must have a minimum of two LIFs per node
• D. Each SVM in an ISCSI configuration must have a minimum of one LIF per node

Answer: AC

Explanation:
It is recommended that all SVMs in ISCSI configurations have a minimum of two LIF's per node in separate Ethernet networks for redundancy and MPIO across multiple paths.
You can find more information on this link:
https://docs.netapp.com/ontap-9/index.jsp?topic=%2Fcom.netapp.doc.dot-cm-sanconf%2FGUID-650DC466-CA

NEW QUESTION 4

You are provisioning a LUN using an ISCSI initiator on an ESX host. You disable Ethernet flow control for all ports but are experiencing
Performance issues.
In this scenario, which two actions would improve the performance issue? (Choose two.)

• A. Set the MTU settings 1500 for optimal performance.
• B. Dedicate your ports to ISCSI traffic.
• C. Enable jumbo frames across the entire data path.
• D. Confirm that your host .mil storage polls are connected to a different network.

Answer: BC

NEW QUESTION 5

You are asked to configure a small environment for a branch office. The customer has two new VMware ESXI hosts and a Netapp FAS2750 for the site. They want to allocate 10 GB for their ISCSI network to
be used for datastores. However, they do not want to purchase any new switches for the environment. In this scenario, Which statement is correct?

• A. The SMB protocol will need to be used
• B. 10 GB switches are required for this configuration
• C. The environment will have to be configured with 1 GB networking
• D. Configure direct attached connections between the two hosts and storage

Answer: D

Explanation:
Direct-attachment
In a direct-attached configuration, one or more hosts are directly connected to the controllers. You can find more information on this link:
https://docs.netapp.com/ontap-9/index.jsp?topic=%2Fcom.netapp.doc.dot-cm-sanconf%2FGUID-193CC377-5C

NEW QUESTION 6

A customer has an existing 8-node cluster that consists of six FAS2650 nodes and two FAS2554 nodes. The customer wants to expand the cluster by adding two AFF A220 nodes.
Which resource would be used to determine whether this configuration is supported?

• A. Interoperability Matrix Tool (IMT)
• B. Config Advisor
• C. OneCollect
• D. Hardware Universe (HWU)

Answer: B

NEW QUESTION 7

You want to connect a NetApp AFF A700 to a 32 Gb FC switch. The ports need to connect at 32 Gb speed. In this scenario, which statement is correct?

• A. The AFF A700 includes FC ports natively on the controller.
• B. The AFF A700 includes an additional FC I/O module that is already populated in each controller.
• C. You need to purchase a two-port or four-port unified I/O module that enables FC and Ethernet connectivity.
• D. You need to purchase a two-port or four-port FC I/O module.

Answer: C

NEW QUESTION 8

Which two are supported in ONTAP 9.5? (Choose two.)

• A. an NVMe LIF and an FC LIF in the same SVM
• B. an NVMe LIF associated with an FC Direct Connect port
• C. a NVMe LIF and an FC LIF associated with the same port
• D. multiple NVMe LIFs in the same SVM

Answer: CD

NEW QUESTION 9

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

Answer: AC

Explanation:
Promoting all data from a FabricPool volume to the performance tier.
You can proactively retrieve all data on a FabricPool volume in the Cloud and promote it to the performance tier.
Use the volume modify command to set tiering-policy to none and cloud-retrieval-policy to promote. You can find more information on this link:
https://docs.netapp.com/ontap-9/index.jsp?topic=%2Fcom.netapp.doc.dot-mgng-stor-tier-fp%2FGUID-45FEF77

NEW QUESTION 10

You have an 8-node AFF A400 ONTAP 9.8 cluster that is serving FC and ISCSI LUNs. You have three SVMs for FC and one SVM for ISCSI, each for separate VMware VSphere clusters. The VMware
clusters are on separate, non-routable, networks. You are asked to set up SnapCenter software for backups of the Virtual machine datastores. What is the minimum management LIF count that is needed to
satisfy this requirement?

• A. four
• B. one
• C. eight
• D. two

Answer: A

Explanation:
You need to configure an SVM management LIF to link it with snapcenter... every SVM will need 1 management LIF minimun and we have 4 SVM
You can find more information on this link:
https://docs.netapp.com/ocsc-44/index.jsp?topic=%2Fcom.netapp.doc.ocsc-isg%2FGUID-5B2FB84B-91E9-430

NEW QUESTION 11

You deployed a new SVM for FC access, and you used the vserver fcr, create -vserver svm1 - status-admin up command to enable FC service on the SVM. You then created the LIFs for the FC protocol. When you review the status of the LIFs, they show that the admin status is up, but the operational status is down. You have already verified that the ports are physically connected.
In this scenario, what is the next step to bring the LIFs up?

• A. Use the network interface modify command to change the operational status of the LIFs.
• B. Create at least one zone that contains your SVM LIF WWPNs and an initiator.
• C. Verify that an FC license is applied on your system.
• D. Disable the SAN switch port where your NetApp storage is connected.

Answer: B

NEW QUESTION 12

Which three components are required for NetApp iSCSI LUN access on Linux servers? (Choose three.)

• A. device-mapper-multipath
• B. NetApp SnapDrive
• C. scsi-target-utils
• D. iscsi-initiator-utils
• E. NetApp Host Utilities

Answer: ACE

NEW QUESTION 13

An administrator needs to determine the maximum volume size that is supported per operating system. Which resource has this information?

• A. Config Advisor
• B. OneCollect
• C. Interoperability Matrix Tool (IMT)
• D. Hardware Universe (HWU)

Answer: C

NEW QUESTION 14

An administrator reviews the Upgrade Advisor before performing an upgrade of their ONTAP cluster. What information is detailed in the report? (Choose two.)

• A. pre-upgrade checks
• B. performance metrics
• C. risk exposures
• D. cluster interconnect checks

Answer: AD

NEW QUESTION 15

Your server administrator upgraded a Windows 2016 Server from 16 Gb to 32 Gb HBAs. The application owner is now reporting slower performance to the AFF A700.
Which two actions will help troubleshoot performance on the server? (Choose two.)

• A. Verify the HBA model using Hardware Universe.
• B. Verify the HBA firmware using the Interoperability Matrix Tool.
• C. Confirm that LUN mapping exists.
• D. Confirm that Windows Host Utilities Is installed.

Answer: AB

NEW QUESTION 16

Referring to the exhibit, which security feature would guarantee that the host A system that is mapped to LUN XYZ on the NetApp storage system is the only host that access the LUN?

• A. igroup setup with the IQN of the ISCSi software initiator on Host A.
• B. CHAP configured on HOST A and the NetApp Storage System
• C. igroup setup with no IQNs
• D. IPsec configured on both host A and the NetApp Storage System

Answer: B

Explanation:
Graphical user interface, text, application, email Description automatically generated

You can find more information on this link:
https://docs.netapp.com/ontap-9/index.jsp?topic=%2Fcom.netapp.doc.dot-cm-sanag%2FGUID-3FC8A37A-FFC

NEW QUESTION 17



Referring to the exhibit, what is the problem with switch port 0?

• A. The transmit and receive links were switched.
• B. The SFP+ is faulty.
• C. The receive power is lower.
• D. The link is not connected.

Answer: C

NEW QUESTION 18

An administrator configures NVMe within an SVM for a test environment. The administrator creates an NVMe namespace and an NVMe subsystem. The administrator then maps the namespace to the subsystem. However, when the administrator establishes a connection to a supported host, the following error message appears: No discovery log entries to fetch.
What is the solution to this error?

• A. Add the host WWPN to the subsystem.
• B. Disable the host HBA and re-enable it to clear the buffers.
• C. Add the host NQN to the subsystem.
• D. Use the nvme ns-rescan /dev/nvme0 command to rescan the bus.

Answer: C

Explanation:
Reference: https://www.netapp.com/us/media/tr-4684.pdf (39)

NEW QUESTION 19

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

Answer: A

Explanation:
Best practice: NPIV is required for FC LIFs to operate correctly. Before creating FC LIFs, make sure that any fabrics attached to an ONTAP system have NPIV enabled.
You can find more information on this link: https://www.netapp.com/pdf.html?item=/media/10680-tr4080pdf.pdf

NEW QUESTION 20

After performing failover testing on a newly deployed MetroCluster configuration, some aggregates remain in a degraded state. Referring to the exhibit, which statement is true?

• A. The MetroCluster Tiebreaker software is misconfigured
• B. The ONTAP Mediator service is misconfigured
• C. A cluster switch is powered off
• D. A disk shelf is powered off

Answer: D

Explanation:
The aggregate with drives on the powered-off shelf should have a degraded RAID status, and drives on the affected plex should have a failed status
You can find more information on this link:
https://docs.netapp.com/us-en/ontap-metrocluster/install-ip/task_test_the_mcc_configuration.html#verifying-ope

NEW QUESTION 21
......