Network Appliance NS0-158 : NetApp Certified Data Administrator, ONTAP

  • Exam Code: NS0-158
  • Exam Name: NetApp Certified Data Administrator, ONTAP
  • Updated: Sep 21, 2026   Q&As: 83 Questions and Answers

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About Network Appliance NS0-158 Exam

If your day is already spent on a phone and tablet, studying on paper is relief, not nostalgia. The printable Network Appliance NetApp Certified Data Administrator, ONTAP PDF from DumpsTests carries all 83 practice questions — healthy for your eyes in 2026's screen-heavy world.

Network Appliance NS0-158 Exam Overview:
Certification Vendor:NetApp (Network Appliance)
Exam Name:NetApp Certified Data Administrator, ONTAP
Exam Number:NS0-158
Related Certifications:NetApp Certified Data Administrator, ONTAP (NS0-159)
Available Languages:English
Passing Score:67%
Certificate Validity Period:2 years
Real Exam Qty:60
Exam Duration:90 minutes
Exam Format:Multiple Choice Multiple Answer, Multiple Choice Single Answer
Exam Price:$150 USD
Recommended Training:NetApp University Training
Official NCDA Study Guide
Exam Registration:Pearson VUE Registration
Sample Questions:Free Download NS0-158 Exam PDF Torrent
Exam Way:In-person at Pearson VUE test centers / Online proctored
Pre Condition:No formal prerequisites; recommended 6–12 months hands-on ONTAP experience
Official Syllabus URL:https://www.netapp.com/support-and-training/certification/ncda-ontap/
Network Appliance NS0-158 Exam Syllabus Topics:
SectionWeightObjectives
Topic 1: Networking & SVM Configuration20%- DNS, NTP, and network services
- Logical Interfaces (LIFs) and failover
- Storage Virtual Machines (SVMs)
Topic 2: NetApp Storage Architecture20%- Aggregates, volumes, and storage tiers
- ONTAP cluster concepts
- Disk shelves, RAID types, and disk management
Topic 3: Protocol Administration25%- NFS configuration and management
- SMB/CIFS configuration and permissions
- iSCSI and FCP SAN protocols
Topic 4: Performance & System Administration15%- Monitoring and performance tools
- Upgrades and system maintenance
- Troubleshooting common issues
Topic 5: Data Protection & High Availability20%- SnapMirror and SnapVault replication
- Cluster failover and high availability
- Snapshot copies and snapshot policies

NS0-158 FAQ: Read Before You Register

The Network Appliance NetApp Certified Data Administrator, ONTAP blueprint divides into 5 domains — including Data Protection & High Availability (20%), Networking & SVM Configuration (20%), NetApp Storage Architecture (20%). Those weights tell you where the points live; plan revision time in the same proportions. The full subtopic list appears above.

No formal prerequisites; recommended 6–12 months hands-on ONTAP experience Eligibility rules change occasionally, so confirm them on the official page (official NS0-158 exam page) before booking.

Yes — the free Network Appliance NetApp Certified Data Administrator, ONTAP demo at DumpsTests shows real questions and answers before you pay. Every purchase includes 365 days of free updates, renewable later at 50% off.

The official format: 90 minutes, 60 questions. That ratio is the real challenge, so practice pacing — time-box each question, mark the stubborn ones, and run full simulations in the DumpsTests PC test engine until the clock stops being scary.

Yes:

Classroom learning ends where self-testing begins — after any course, work through the 83 practice questions for the Network Appliance NetApp Certified Data Administrator, ONTAP to find weak spots before the exam does.

The Network Appliance NetApp Certified Data Administrator, ONTAP is Network Appliance's official exam for the NetApp Certified Data Administrator, ONTAP (NCDA) credential (Intermediate / Professional level). In the job market it works as portable proof of skill — more interviews, better offers. It pairs naturally with NetApp Certified Data Administrator, ONTAP (NS0-159).

Two promises. Delivery: payment triggers an automatic email within a minute — instant download, unlimited devices, 24/7 help if nothing arrives within 2 hours. Refund: take the corresponding NS0-158 exam within 60 days of purchase, and if you fail, send a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam for a full refund, processed within 7 days. Excluded: exams within 3 days of purchase, candidate names that don't match the payer, and free or expired products. Prefer a swap? Exchange for two equal-value products free.

Register through the vendor's official channels:

The Network Appliance NetApp Certified Data Administrator, ONTAP is delivered In-person at Pearson VUE test centers / Online proctored — choose whichever suits you when booking.

$150 USD per attempt; 67% to pass. Since a retake bills the full fee again, rehearse with the 83 practice questions from DumpsTests until your mock scores clear the bar with room to spare.

Network Appliance NetApp Certified Data Administrator, ONTAP Sample Questions:
Question #1

Click the Exhibit button.

After logging into an SVM using the vsadmin user account, you are able to see existing volumes, but are unable to create new volumes.
Referring to the configuration shown in the exhibit, what is the problem?

  • A. Aggregate SAS_01 is out of space.
  • B. The vsadmin role does not have the create volumes privilege.
  • C. No aggregates have been assigned to the SVM.
  • D. The vsadmin user is not assigned the correct application access.
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #2

What are the two valid settings for fractional reserve? (Choose two.)

  • A. 0%
  • B. 20%
  • C. 50%
  • D. 100%
Reveal Solution  Discussion  0

Correct Answer: A,D  🗳️

Explanation: Only visible for DumpsTests members. You can sign-up / login (it's free).

Question #3

Which LIF role type is used by a volume move operation between nodes?

  • A. data
  • B. intercluster
  • C. cluster-mgmt
  • D. cluster
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Question #4

An administrator is designing an ONTAP solution that consists of eight FAS8200 nodes in a single cluster. Each node will use four ports for cluster connections.
Which cluster interconnect switch model should be used in this scenario?

  • A. Nexus 5596UP
  • B. Nexus 5010
  • C. CN1601
  • D. CN1610
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Explanation: Only visible for DumpsTests members. You can sign-up / login (it's free).

Question #5

When a two-node cluster is expanded, which cluster configuration would be supported?

  • A. a 4-node switched cluster
  • B. a 3-node switched cluster
  • C. a 3-node switchless cluster
  • D. a 4-node switchless cluster
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Explanation: Only visible for DumpsTests members. You can sign-up / login (it's free).

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