Try Nokia : NRN-522 valid & accurate questions and answers
Updated: Sep 10, 2026
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Nokia NRN-522 Exam Overview:
| Certification Vendor: | Nokia |
|---|---|
| Exam Name: | Nokia 5G RAN Network Operations Expert |
| Exam Number: | NRN-522 |
| Related Certifications: | NRN-521 Nokia 5G RAN Field Operations Expert NRN-524 Nokia 5G RAN Optimization Expert NRN-523 Nokia 5G RAN Design Expert |
| Available Languages: | English |
| Exam Registration: | Official Nokia 5G RAN Certification Page |
| Sample Questions: | Nokia NRN-522 Sample Questions |
| Exam Way: | Online / proctored exam via Nokia certification portal |
| Pre Condition: | NRN-511 Nokia 5G RAN Professional Certification or equivalent prerequisite |
| Official Syllabus URL: | https://www.nokia.com/networks/training/5g/ran/certifications/expert/ |
Nokia NRN-522 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: 5G RAN Systems and Fault Management | - Software and configuration management
|
| Topic 2: Network Operations in 5G RAN | - Remote operation of 5G Radio Access Network
|
Nokia 5G RAN Network Operations Expert Sample Questions:
What is the primary purpose of the Xn interface in a 5G RAN architecture?
- A. It connects the gNB to the core network for user authentication only
- B. It provides direct communication between gNBs to support functions such as handover signaling and data forwarding during mobility
- C. It is used exclusively for software downloads from NetAct to the base station
- D. It connects the RF unit to the baseband unit within a single base station
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Over a period of several weeks, a NOC team observes that a particular cell's average PRB utilization during the busy hour has steadily increased from 60% to consistently above 85%, even though no faults or configuration issues have been identified. What is the most appropriate action based on this trend?
- A. Flag the cell for capacity planning review, as the trend suggests the cell may require additional capacity to maintain performance
- B. Immediately lock the cell to prevent further load increase
- C. Ignore the trend since no active alarms are present
- D. Reduce the cell's transmit power to discourage new connections
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A NOC engineer reviewing UE measurement reports notices that two physically adjacent 5G cells are broadcasting the identical Physical Cell Identity (PCI), causing UEs to receive ambiguous reference signals.
What is this condition called, and what is the appropriate remote corrective action?
- A. This is a normal configuration and requires no action, since PCI values can be safely reused on adjacent cells
- B. This is a PCI collision, and it should be resolved by reassigning a unique PCI value to one of the conflicting cells
- C. This is PCI confusion, and the only remedy is to delete the neighbor relation between the two cells
- D. This is PCI confusion, and it should be resolved by adjusting the cells' reference signal power
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What does the NR-ARFCN (NR Absolute Radio Frequency Channel Number) represent in a 5G cell's configuration?
- A. The number of active alarms currently reported by the cell
- B. A unique identifier for the cell within the core network's subscriber database
- C. A standardized numeric reference that identifies the specific carrier frequency on which the cell operates
- D. The percentage of available PRBs currently in use by the cell
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A NOC engineer wants to confirm that a newly installed AirScale BTS has completed commissioning and is ready to carry live traffic. Which indicator provides this confirmation?
- A. The transport provider confirms that fiber has been physically installed at the site
- B. The power equipment vendor confirms their installation is complete
- C. The site appears correctly on a public mapping application
- D. The relevant cells show an unlocked/enabled administrative state and an operational 'in service' status in NetAct, with no blocking alarms
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