Prepare with Nortel 920-121 exam practice material, pass for sure
Updated: Sep 13, 2026
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Nortel 920-121 Exam Overview:
| Certification Vendor: | Nortel |
|---|---|
| Exam Name: | NNCSS MPS Application Developer |
| Exam Number: | 920-121 |
| Real Exam Qty: | 45-57 (varies by provider/source) |
| Exam Price: | USD 49.99 - USD 129.99 (varies by region/provider) |
| Available Languages: | English, Chinese (Simplified) |
| Related Certifications: | 920-132 (replacement exam) |
| Exam Format: | Multiple Choice Questions (MCQ) |
| Sample Questions: | Nortel 920-121 Sample Questions |
| Exam Way: | Computer-based exam (online or testing center, historically via VUE/Prometric) |
| Pre Condition: | No strict official prerequisite publicly defined; knowledge of telephony systems and software development is recommended. The certification program is part of Nortel NNCSS track (legacy). |
Nortel 920-121 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Media Processing Server (MPS) Fundamentals | - MPS application development concepts
|
| Topic 2: Voice and Media Application Development | - Call flow design
|
| Topic 3: System Integration | - Telephony integration
|
| Topic 4: Deployment and Maintenance | - Application deployment
|
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