Certification exams change, and study material that was current last year can quietly go stale. ActualCollection updates its 90 Network Appliance NetApp Certified Data Administrator, ONTAP practice questions continuously, and your purchase includes 365 days of free updates through 2026 and beyond.
Network Appliance NS0-159 Exam Overview:
| Certification Vendor: | NetApp |
|---|---|
| Exam Name: | NetApp Certified Data Administrator, ONTAP |
| Exam Number: | NS0-159 |
| Exam Price: | Approx. 150 USD |
| Related Certifications: | NetApp Certified Implementation Engineer - SAN Specialist, ONTAP NetApp Certified Implementation Engineer - Data Protection Specialist NetApp Certified Implementation Engineer – MetroCluster Specialist |
| Passing Score: | Approx. 64% |
| Exam Format: | Multiple choice |
| Exam Duration: | 90 minutes |
| Certificate Validity Period: | 24 months (certification active once earned) |
| Real Exam Qty: | 60 |
| Available Languages: | English |
| Sample Questions: | ![]() |
| Exam Way: | Delivered at Pearson VUE test centers and potentially via Pearson VUE OnVUE online proctoring. |
| Pre Condition: | Candidates should have 6–12 months experience administering NetApp ONTAP solutions, including configuration, storage administration, and data management. |
| Official Syllabus URL: | https://www.netapp.com/support-and-training/netapp-learning-services/certifications/ontap-data-administration |
Network Appliance NS0-159 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Performance | - Rules for storage tiering and QoS - Use performance analysis tools |
| Topic 2: Front-End Client Protocols | - SAN protocols configuration/monitoring - NAS protocols configuration/monitoring |
| Topic 3: Architecture | - NetApp storage architecture concepts/components - ONTAP supported configurations for clusters/nodes |
| Topic 4: Security and Compliance | - ONTAP security concepts and configurations - Encryption and compliance features |
| Topic 5: Core ONTAP | - ONTAP components and features - Storage Virtual Machine usage and management |
| Topic 6: High Availability | - Configure/monitor high-availability features - Failover functions |
| Topic 7: Networking | - Troubleshoot network and cluster interconnects - Network concepts/components relevant to ONTAP |
| Topic 8: Storage Provisioning | - Create/configure/expand aggregates and volumes - Disks, disk shelves, RAID groups |
| Topic 9: Data Protection | - Configure/administer/troubleshoot data protection - NetApp storage protection concepts and operations |
Common Questions About the Network Appliance NetApp Certified Data Administrator, ONTAP Exam
The Network Appliance NetApp Certified Data Administrator, ONTAP exam is the official NetApp test registered under exam code NS0-159. Passing it earns you the Network Appliance NCDA Certification certification, a credential at the Professional level. It is also linked to the related certifications: NetApp Certified Implementation Engineer - Data Protection Specialist, NetApp Certified Implementation Engineer - SAN Specialist, ONTAP, NetApp Certified Implementation Engineer – MetroCluster Specialist. NetApp exams are valued because they test job-ready skills, so a passing score here carries real weight on a resume.
The Network Appliance NetApp Certified Data Administrator, ONTAP exam includes 60 questions to be completed within 90 minutes. Do the pacing math before exam day: with that many items on the clock, you need a steady rhythm and the discipline to flag a hard question and move on instead of stalling. Two or three full timed sessions with the ActualCollection test engine will show you exactly what that pace feels like, so time pressure stops being a factor on the real day.
To pass the Network Appliance NetApp Certified Data Administrator, ONTAP exam you need Approx. 64%, and the official registration fee is Approx. 150 USD. A retake is not discounted: a failed attempt means paying the full Approx. 150 USD again, so treat your first sitting as the expensive one. A sensible rule is to book your seat only after you are scoring comfortably above the passing mark on the ActualCollection practice tests, not just squeaking past it once.
Candidates should have 6–12 months experience administering NetApp ONTAP solutions, including configuration, storage administration, and data management.
Eligibility rules do change from time to time, so confirm the current requirements before you register on the official exam page.
Yes. ActualCollection offers a free PDF demo of the Network Appliance NetApp Certified Data Administrator, ONTAP material so you can judge the question quality and format before spending anything. After purchase, your license includes 365 days of free updates, and if you want to keep receiving updates after that period, renewals are available at a 50% discount.
If you take the Network Appliance NetApp Certified Data Administrator, ONTAP exam within 60 days of your purchase and do not pass, ActualCollection backs you with a 100% money-back guarantee. The claim must match the exam your product covers: attempts taken within 3 days of purchase are not eligible (that is too little preparation time), and neither are downloaded-but-unused products, free materials, or expired orders. The candidate name must match the payer name, and you need to submit a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Prefer not to refund? You can swap instead and receive two other exam products of equal value for free while keeping the update service on your original purchase.
Delivery itself is instant: your files are downloadable right away and emailed to you within one minute of payment. If nothing arrives within 2 hours, contact customer service. There is no limit on how many computers you may install the software on.
The official Network Appliance NetApp Certified Data Administrator, ONTAP syllabus is organized into 9 domains. Key areas include Performance, Security and Compliance, and Storage Provisioning. The complete, up-to-date topic list appears in the exam topics section above; work through it line by line and flag anything you cannot yet explain in your own words.
Network Appliance NetApp Certified Data Administrator, ONTAP Sample Questions:
Question 1
Which two objects are supported in a FlexVol volume? (Choose two.)
A. gtree
B. LUN
C. RAID group
D. aggregate
Question 2
You are using an AFF A700.
In this scenario, which two default storage efficiency techniques will help save space? (Choose two.)
A. postprocess deduplication
B. inline deduplication
C. postprocess compaction
D. inline compression
Question 3
Which privilege is assigned to the vsadmin-backup role?
A. configuring LIFs for cluster peering
B. managing volumes
C. configuring SnapMirror relationships between clusters
D. managing Snapshot copies
Question 4
Which NetApp tool is used to perform a configuration validation and health check that includes a high availability setup?
A. Config Advisor
B. Inventory Collect Tool
C. Hardware Universe
D. SnapCenter
Question 5
You are running out of space on an aggregate and decide to move a FlexVol volume to a different aggregate.
You do not want to move the Snapshot copies with the volume.
Which two actions satisfy your requirement? (Choose two.)
A. Use the volume rehost command on the FlexClone volume.
B. Create a FlexClone volume.
C. Use the storage aggregate relocation command on the node.
D. Use the volume move command on the FlexClone volume.
Solutions:
| Question 1 Answer: A,B | Question 2 Answer: B,D | Question 3 Answer: C | Question 4 Answer: A | Question 5 Answer: C,D |






0 Customer Reviews
