Network Appliance NetApp Certified Data Administrator, ONTAP : NS0-158
- Exam Code: NS0-158
- Exam Name: NetApp Certified Data Administrator, ONTAP
- Updated: Sep 21, 2026 Q&As: 83 Questions and Answers
- Q & A: 83 Questions and Answers
About Network Appliance NetApp Certified Data Administrator, ONTAP : NS0-158 Exam
Choose an honest cooperator for your 2026 certification push: DumpsTests pairs the Network Appliance NetApp Certified Data Administrator, ONTAP practice set (83 practice questions) with instant delivery, free updates, and 24-hour online support.
Network Appliance NS0-158 Exam Overview:
| Certification Vendor: | NetApp |
|---|---|
| Exam Name: | NetApp Certified Data Administrator ONTAP |
| Exam Number: | NS0-158 |
| Certificate Validity Period: | 24 months |
| Available Languages: | English, Japanese |
| Exam Format: | Multiple Response, Multiple Choice |
| Exam Price: | USD 150 |
| Exam Duration: | 90 minutes |
| Related Certifications: | NetApp Certified Data Administrator ONTAP (NCDA) |
| Real Exam Qty: | 60 |
| Sample Questions: |  |
| Exam Way: | Pearson VUE testing centers and online proctored delivery (where available). |
| Pre Condition: | No prerequisite certification required. NetApp recommends 6-12 months of hands-on experience with ONTAP 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 NS0-158 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Storage Protocols and Connectivity | - Client and host connectivity
|
| Topic 2: Performance | - Monitoring and optimization
|
| Topic 3: Security | - Security administration
|
| Topic 4: Storage Platforms | - ONTAP hardware platforms
|
| Topic 5: Core ONTAP | - ONTAP architecture and administration
|
| Topic 6: ONTAP Storage | - Storage provisioning and management
|
| Topic 7: Data Protection | - Backup and recovery technologies
|
| Topic 8: Networking | - Network configuration
|
The Network Appliance NS0-158 Exam, Explained
The Network Appliance NetApp Certified Data Administrator, ONTAP syllabus is organized into 8 domains — including Security, Performance, Data Protection. The percentages show where the exam concentrates its points; weight your revision the same way. The complete outline is listed above.
90 minutes for 60 questions — that's the official shape of the NS0-158 exam. Divide your minutes per question before test day, flag and skip anything that stalls you, and rehearse full timed runs in the DumpsTests engine until pacing is automatic.
Yes. The free Network Appliance NetApp Certified Data Administrator, ONTAP demo at DumpsTests lets you judge the question quality before paying. Purchases include 365 days of free updates; after that, renew at half price.
The Network Appliance NetApp Certified Data Administrator, ONTAP is Network Appliance's certification exam for Network Appliance NCDA Certification, a Associate-level credential. Employers value it because it verifies real skills, not attendance. Related credentials include NetApp Certified Data Administrator ONTAP (NCDA).
Delivery is instant: the moment payment succeeds, our system emails the product to your mailbox — typically within a minute — and you can install it on unlimited devices. Still nothing after 2 hours? Check spam, then reach our 24-hour online staff. If you take the corresponding NS0-158 exam within 60 days of purchase and don't pass, we refund in full: send a scanned enrollment slip and the official Score Report PDF within 2 days of your exam, and processing completes within 7 days. Not covered: exams within 3 days of purchase, payer-name mismatches, and free or expired products. Or swap for two equal-value products free instead.
No prerequisite certification required. NetApp recommends 6-12 months of hands-on experience with ONTAP configuration, storage administration, and data management. Because vendors adjust eligibility rules from time to time, verify the current requirements on the official page (official NS0-158 exam page) before you register.
Network Appliance NetApp Certified Data Administrator, ONTAP Sample Questions:
Which two features are supported by SnapLock Enterprise but not by SnapLock Compliance? (Choose two.)
- A. NetApp Volume Encryption (NVE)
- B. FlexArray
- C. privileged delete
- D. SnapMirror
Correct Answer: C,D 🗳️
Explanation: Only visible for DumpsTests members. You can sign-up / login (it's free).
You have a volume in an SVM that needs to be moved to a different SVM. You do not have room to copy the volume to the other SVM.
Which ONTAP command will accomplish this task?
- A. volume move
- B. volume rehost
- C. volume modify
- D. volume mount
Correct Answer: B 🗳️
Explanation: Only visible for DumpsTests members. You can sign-up / login (it's free).
You want to replace the key management passphrase of a FAS8200 system using onboard NetApp Storage Encryption (NSE).
Which action accomplishes this task?
- A. Use the security key-manager setup command to change the passphrase.
- B. Perform a takeover-giveback of each node in the cluster to update the passphrase on each mode.
- C. Use the volume move command to migrate a volume and update the passphrase during the move.
- D. Use the security key-manager update-passphrase command to change the passphrase.
Correct Answer: D 🗳️
Explanation: Only visible for DumpsTests members. You can sign-up / login (it's free).
Click the Exhibit button.
You have a 2-node NetApp cluster. You perform a storage failover and notice that IP address 10.1.100.21 is unreachable while omegana1-01 is rebooting. After omegana1-01 is back online, the IP address becomes reachable again. However, IP address 10.1.100.20 was still reachable during the reboot. The commands shown in the exhibit were executed before the storage failover.
In this scenario, why was IP address 10.1.100.21 unreachable?
- A. The LIF for 10.1.100.21 has an incorrect failover setting.
- B. The Address Resolution Protocol (ARP) cache needs to be cleared on the upstream switch.
- C. The failover group for 10.1.100.21 is misconfigured.
- D. The node management LIFs cannot fail over to other nodes.
Correct Answer: D 🗳️
Explanation: Only visible for DumpsTests members. You can sign-up / login (it's free).
Click the Exhibit button.
Referring to the exhibit, the write operations would be compacted into how many WAFL blocks?
- A. 5
- B. 2
- C. 4
- D. 3
Correct Answer: D 🗳️
Explanation: Only visible for DumpsTests members. You can sign-up / login (it's free).
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