NS0-157 Premium Bundle

NS0-157 Premium Bundle

NetApp Certified Data Administrator, Clustered Certification Exam

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September 29, 2024Last update

Network-Appliance NS0-157 Free Practice Questions

Q1. - (Topic 2) 

What feature balances load across a cluster while consuming less disk capacity than LS SnapMirror copies? 

A. SnapVAult copies 

B. FlexCache software 

C. FlexClone copies 

D. DP SnapMirror copies 

Answer:

182. - (Topic 2) 

How does the NetApp Remote Support Agent (RSA) connect to NetApp support? 

A. NetApp Support initiates a secure connection to the RSA. 

B. NetApp Support initiates a non-secure connection to the RSA. 

C. The RSA initiates a secure connection to NetApp Support. 

D. The RSA initiates a non-secure connection to NetApp Support. 

Q2. - (Topic 2) 

What are four characteristics of a NAS LIF? (Choose four.) 

A. It has a logical interface connection. 

B. It can be associated with a Fibre Channel port. 

C. It can be associated with a WWPN. 

D. It can be associated with an Ethernet port. 

E. It can be associated with an interface group (ifgrp) 

F. It can be associated with an IP address. 

Answer: A,D,E,F 

Q3. - (Topic 1) 

Which command would you use to disable an account in clustered Data ONTAP? 

A. security login lock 

B. security login policy 

C. security login domain-tunnel 

D. security login modify 

Answer:

Explanation: Run the following command to disable the diag account for clustered Data ONTAP:security login lock diag.

Reference: https://kb.netapp.com/support/index?page=content&id=1014665&pmv=print&impressions=f alse 

https://library.netapp.com/ecmdocs/ECMP1366832/html/security/login/lock.html 

Q4. - (Topic 1) 

A NetApp cluster is connected to two network switches for resiliency. One of the network switches loses power. Most LIFs on the cluster automatically recover from the switch failure to and are reachable through the network. One LIF used for CIFS access is not reachable through the network until power is restored to the failed switch. 

Which two areas should be investigated to determine the problem? (Choose two.) 

A. The protocols allowed on the LIFs. 

B. The LIFs failover-group configuration. 

C. The LIFs home port. 

D. The broadcast domain’s member ports. 

Answer: B,D 

Q5. - (Topic 2) 

Which user space utility is used to manage other applications in the user space? 

A. secd 

B. RDB 

C. Notifyd 

D. spmd 

Answer:

Q6. - (Topic 1) 

A customer’s Linux Oracle database requires a SAN solution with multiple FC connections for path resiliency and performance. The host has been provisioned with two dual-port FC HBAs, and each HBA is connected to each fabric. 

Before configuring the storage, what host information should the storage administrator obtain from the customer? (Choose two.) 

A. if the FC HBAs ports are all configured for an active/passive configuration. 

B. the amount of cache memory installed in the host 

C. if the DM-MP with ALUA support is configured on the host 

D. the WWPNs of all the FC ports in the host 

Answer: C,D 

Q7. - (Topic 3) 

In clustered Data ONTAP 8.2, what is the maximum number of cluster nodes if any SAN protocols are being used? 

A. 2 node 

B. 4 nodes 

C. 6 nodes 

D. 8 nodes 

E. 10 nodes 

F. 24 nodes 

Answer:

Q8. - (Topic 2) 

Storage QOS maximum throughput limits can be defined in terms of: 

A. IOPS only 

B. MB/s only 

C. IOPS or MB/s 

D. IOPS and MB/s 

Answer:

Explanation: 

Storage QoS workload management (available in clustered Data ONTAP 8.2 and later) allows you to define service levels by creating policies that control the resources that can be consume by individual files, volumes or LUNS – or entire SVMs to manage performance capacity limits (defined in terms of a maximum value for IOPS or MB/sec) on a group of files or volumes or LUNs within an SVM or on the entire SVM. Link: http://www.netapp.com/us/system/pdf-reader.aspx?pdfuri=tcm:10-113725-16&m=wp-7191.pdf 

Q9. - (Topic 1) 

During a storage failover you run the storage failover show-takeover command and it 

displays the messages “relocating its SFO aggregate” and “CFO aggregates not attempted”. 

How would you relocate the CFO aggregate? 

A. Wait for the failed controller to come online and takeover the aggregate. 

B. Wait for the CFO aggregate to show “done” once the SFO is complete. 

C. Put the CFO aggregate online to force the data aggregate to come online. 

D. Force giveback of the failed controller to force that data aggregate to come online. 

Answer:

Q10. - (Topic 2) 

Which protocols does clustered Data ONTAP HA support with Infinite Volumes? 

A. NFSv3, NFSv4.1, and SMB1.0 

B. NFSv2 and SMB1.0 only 

C. NFS v1, NFSv2, and NFSv3 only 

D. NFSv2, NFSv3, and NFSv4.0 only 

E. NFSv3 only 

F. All supported NAS and SAN protocols on Data ONTAP 

Answer:

Explanation: Explanation/Reference: http://www.globbtv.com/microsite/18/Adjuntos/_TR-4078_INFINITEVOLUME_BPG.PDF (page 5, supported configuration) Clustered DOT 8.1 supports NFSv3 only. 

***But on 8.2 it supports: NFSv3, NFSv4.1, CIFS*** 

Q11. - (Topic 3) 

Which resource is associated with all logical interfaces? 

A. cluster 

B. cluster-routes 

C. group-routes 

D. port 

E. VServer-routes 

Answer:

Explanation: Explanation/Reference: https://library.netapp.com/ecmdocs/ECMP1196817/html/network/interface/create.html 

Q12. - (Topic 2) 

Which NetApp Virtual Storage Tier component works at the host level? 

A. Flash Pool 

B. Flash IO 

C. Flash Disk 

D. Flash Accel 

E. Flash Cache 

Answer:

Explanation: 

With two recent product additions to VST, NetApp now offers end-to-end Flash options spanning from the client application through the disk subsystem. Controller level. Storage controller–based Flash—NetApp. Flash Cache—retains hot, random read data. (You can learn more about the algorithms used by Flash Cache and other details in a previous Tech OnTap. article.) Disk-subsystem level. NetApp Flash Pool technology uses a hybrid model with a combination of SSDs and HDDs in a NetApp aggregate. Hot random read data is cached and repetitive write data is automatically stored on SSDs. Server level. NetApp Flash Accel. technology extends VST into the server. It uses any server-side Flash device (PCI-e Flash card or SSD) as a local cache that off-loads I/O from networks and back-end storage to deliver optimum I/O efficiency to your busiest applications while freeing up server CPU and memory resources. All three levels continue to offer the full advantages of VST, including: Real-time promotion of hot data with high granularity. Hot data enters VST immediately, and its 4KB granularity means that it uses Flash-based media very efficiently. Easy to deploy and simple to manage. VST works with your existing data volumes and LUNs. It requires no complicated or disruptive changes to your storage environment. There is no need to set policies, thresholds, or time windows for data movement. Fully integrated. VST is fully integrated with the NetApp Unified Storage Architecture, which means that you can use it with any NAS or SAN storage protocol with no changes. Link: https://communities.netapp.com/docs/DOC-19016 

Q13. - (Topic 2) 

What's the minimum System Manager version to access cluster 8.2? 

A. System Manager 1.0 

B. System Manager 2.2 

C. System Manager 2.0 

D. System Manager 3.0 

Answer:

Q14. - (Topic 1) 

A customer created a volume with the wrong language code. 

What should a customer do to correct this problem? 

A. Delete the volume and create a volume with the correct language code. 

B. Take the volume offline and change the language code. 

C. Change the language code on the volume. 

D. Change the language code on the parent storage virtual machine. 

Answer:

Q15. - (Topic 1) 

Why would you use NetApp Snapshots? 

A. for data protection 

B. to increase performance 

C. for network resiliency 

D. for storage failover 

Answer:

Reference: http://www.netapp.com/us/products/platform-os/snapshot.aspx 

Q16. - (Topic 3) 

For RAID-DP aggregates created with clustered Data ONTAP 8.2 or later, what is the default minimum number of disks? 

A. 1 

B. 2 

C. 3 

D. 4 

E. 5 

F. 6 

G. 10 

Answer:

Explanation: 

https://library.netapp.com/ecm/ecm_download_file/ECMP1196912 

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