Exam Name: Nokia Advanced Optical Network Design
Certification Provider: Nokia
Corresponding Certification: Nokia Optical Network Design Expert
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Instant Download Nokia : 4A0-255
Check Updated on: Sep 19, 2026
No. of Questions: 40 Questions & Answers with Exam Engine
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Nokia 4A0-255 Exam Overview:
| Certification Vendor: | Nokia |
|---|---|
| Exam Name: | Nokia Advanced Optical Network Design |
| Exam Number: | 4A0-255 |
| Exam Price: | $125 USD |
| Available Languages: | English |
| Related Certifications: | Nokia Optical Network Design Expert Certification |
| Exam Duration: | 90 minutes |
| Exam Format: | Multiple Choice |
| Recommended Training: | Nokia Advanced Optical Network Design Course Nokia Optical Network Certification (ONC) Training Portal |
| Exam Registration: | Official Nokia Advanced Optical Network Design Exam Page |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online or onsite proctored exam |
| Pre Condition: | Recommended: Nokia Optical Networking Fundamentals (4A0-205 / 4A0-250 equivalent knowledge) or experience in optical transmission and WDM network design |
| Official Syllabus URL: | https://www.nokia.com/networks/training/onc/exams/advanced-optical-network-design/ |
Nokia 4A0-255 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Optical Transmission and Planning Concepts | - WDM Network Design Principles - Traffic Matrix Analysis - Amplification and Regeneration Strategies |
| Advanced Optical Network Design | - Control Plane Enabled Network Design (GMPLS) - Advanced Service Design (Latency, Security, Encryption, Synchronization) - Advanced Modulation Formats and Bandwidth Management - Network Design Advanced Features - Advanced Optical Network Architectures - Optical Reach Optimization |
Common Questions About Nokia Advanced Optical Network Design
The 4A0-255 exam, Nokia Advanced Optical Network Design, assesses whether a candidate can apply Nokia knowledge to the skills measured by this credential. It is associated with the Nokia Optical Network Design Expert Certification certification. The certification is positioned at the Professional level. Related credentials include Nokia Optical Network Design Expert Certification.
The stated prerequisite information for Nokia Advanced Optical Network Design is: Recommended: Nokia Optical Networking Fundamentals (4A0-205 / 4A0-250 equivalent knowledge) or experience in optical transmission and WDM network design Before registering, review the eligibility details on the official exam page to confirm the requirements.
You can register for Nokia Advanced Optical Network Design through the following channels:
The available exam delivery format is Online or onsite proctored exam.
The following official training resources are recommended for Nokia Advanced Optical Network Design:
- Nokia Advanced Optical Network Design Course
- Nokia Optical Network Certification (ONC) Training Portal
After reviewing these training options, you can reinforce each topic with 40 practice questions from Actual4dump.
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The published Nokia Advanced Optical Network Design outline contains 2 major domains. The opening domains include:
- Advanced Optical Network Design (official weight not provided)
- Optical Transmission and Planning Concepts (official weight not provided)
Review the complete Exam Topics section above for every domain and subtopic before planning your study time.
Nokia Advanced Optical Network Design Sample Questions:
Which of the following statements about the Decision (HDEFC) decoding and soft decision FEC (SDFEC) decoding is FALSE?
- A. HDFEC provides a higher coding gain than SDEFC
- B. HDFEC uses fewer thresholds than SDEFC.
- C. HDFEC injects less latency into the decoding process than SDFEC.
- D. HDFEC discards bits earlier in the decoding process than SDEFC.
Correct Answer: C 🗳️
Which of the following statements about the recovery time for protection and restoration combined (PRC) is correct?
- A. PRC has a typical recovery time greater than 50 ms.
- B. PRC is as fast as restoration mechanisms.
- C. PRC can be as fact as sub-network connection protection (SNCP)
- D. PRC has a recovery time that depends on the broken links.
Correct Answer: B 🗳️
Which if the following statements about Recovery Time Objective (RTO) and Recovery Point Object Point Objective (PRO) is FALSE?
- A. Data center mirroring has the most critical level of RTO.RPO among DC applications.
- B. Tier ½ data centers have stricter RTO/PRO requirements than Tire ¾.
- C. RTO/PRO define business continually requirements for data center.
- D. RTO/PRO defined the acceptable amount of data (in bits) that can be lost after a failure.
Correct Answer: D 🗳️
Which of the following is NOTan advantage of super-channels?
- A. Improved spectral efficiency
- B. Narrower spacing between carries of the super-channel
- C. Simplified management of the carriers
- D. Impairment-free transmission
Correct Answer: B 🗳️
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