NetApp Certified Data Administrator (NCDA) NS0-161 Questions & Answers

• Question 1:

  You have a FAS8200 serving a dataset with a high volume of random reads. The dataset is highly optimized by deduplication and compression.

  In this scenario, which compression setting provides both high performance and storage efficiency? (Choose the best answer.)

  A. secondary compression

  B. compression disabled

  C. aggregate compression

  D. adaptive compression

  Correct Answer: D

  Reference: https://docs.netapp.com/ontap-9/index.jsp?topic=%2Fcom.netapp.doc.dot-cm-vsmg%2FGUID9C88C1A6-990A-4826-83F8-0C8EAD6C3613.html

• Question 2:

  Your company is merging with another company. You are asked to set up your AFF A400 cluster to support two networks that have the same overlapping 192.168.1.0/24 subnet.

  In this scenario, what must you create, to enable the same subnet with overlapping IPs on the same cluster? (Choose the best answer.)

  A. broadcast domain

  B. IPspace

  C. subnet

  D. failover group

  Correct Answer: B

• Question 3:

  Which two statements are true about epsilon? (Choose two.)

  A. In a two-node cluster, each node holds epsilon.

  B. Epsilon is automatically assigned to the first node when the cluster is created.

  C. Epsilon is automatically assigned to the last node when the cluster is created.

  D. Epsilon is an extra fractional vote that enables quorum.

  Correct Answer: BD

  Reference: https://library.netapp.com/ecmdocs/ECMP1196798/html/GUID-EFE1DEF4-8B87-4C4A-8E4EC6C79F760710.html#:~:text=Epsilon%20is%20automatically%20assigned%20to,a%20factor%20in% 20determining%20quorum

• Question 4:

  What are three firewall policies? (Choose three.)

  A. cluster

  B. node

  C. data

  D. mgmt

  E. intercluster

  Correct Answer: ACE

  Reference: https://docs.netapp.com/ontap-9/index.jsp?topic=%2Fcom.netapp.doc.dot-cm-nmg%2FGUID09329781-2E57-49E5-B052-EC4D6FEBB41B.html

• Question 5:

  When deploying NVMe/FC, what must be supported and enabled on the host to ensure proper multipathing? (Choose the best answer.)

  A. NVMe Qualified Names (NQN)

  B. Asynchronous Namespace Access (ANA)

  C. single initiator multiple target zoning

  D. Asymmetric Logical Unit Access (ALUA)

  Correct Answer: B

  Reference: https://www.netapp.com/pdf.html?item=/media/10681-tr4684pdf.pdf

• Question 6:

  You are using NetApp Volume Encryption (NVE) on an AFF system.

  In this scenario, which two key-management solutions are supported for NVE? (Choose two.)

  A. a KMIP server

  B. an SSH key manager

  C. the onboard key management service

  D. an XTS-AES-256 key manager

  Correct Answer: AD

  Reference: https://docs.netapp.com/ontap-9/index.jsp?topic=%2Fcom.netapp.doc.pow-nve%2FGUIDEAD13D8E-0219-45B6-A2C6-B25B76C9CA1A.html

• Question 7:

  Your company has recently decided to stop using the Fibre Channel Protocol (FCP) in the data center. You are asked to decommission FCP and reuse any UTA2 ports to 10 GbE.

  Which two steps are involved in this task? (Choose two.)

  A. Reboot the nodes.

  B. Destroy any FC LIFs hosted on UTA2 ports.

  C. Remove the FCP license from all nodes in the cluster.

  D. License additional phttps://www.netapp.com/pdf.html?item=/media/13482-tr4375pdf.pdforts for 10 GbE connectivity.

  Correct Answer: AC

• Question 8:

  You are asked to separate replication and data traffic into their own individual VLANs. You created two new VLANs and need to create logical interfaces (LIFs).

  In this scenario, what must you do before creating the LIFs? (Choose the best answer.)

  A. Create a firewall policy.

  B. Create an interface group.

  C. Create a network subnet.

  D. Create a broadcast domain.

  Correct Answer: B

• Question 9:

  Click the Exhibit button.

  

  You have an ONTAP cluster that is running a FlexGroup that is serving SMB data out to various users. One of the users receives an error when trying to modify an existing file.

  What is the cause of the problem? (Choose the best answer.)

  A. The FlexGroup is full

  B. The constituent is full

  C. The FlexGroup is offline

  D. The aggregate is full

  Correct Answer: B

• Question 10:

  You want to use external tools to monitor your ONTAP cluster's performance metrics so that your operations team does not have to log in to the cluster.

  Which three tools allow you to accomplish this task? (Choose three.)

  A. OnCommand Insight

  B. OnCommand Workflow Automation

  C. Active IQ Unified Manager

  D. ONTAP System Manager

  E. Cloud Insights

  Correct Answer: ACD