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Nortel 920-021 Exam Overview:
| Certification Vendor: | Nortel Networks |
|---|---|
| Exam Name: | MCS 5100 Ris.4.0 Administration |
| Exam Number: | 920-021 |
| Available Languages: | English |
| Exam Format: | Multiple Choice, Scenario-Based |
| Certificate Validity Period: | 2 years |
| Exam Price: | USD 65.00 |
| Related Certifications: | 920-020 MCS 5100 Ris.4.0 Installation & Commissioning |
| Exam Duration: | 90 minutes |
| Real Exam Qty: | 60-100 |
| Passing Score: | 70% |
| Exam Way: | Proctored at authorized test centers (Pearson VUE / Prometric - legacy) |
| Pre Condition: | Recommended: 920-020 MCS 5100 Ris.4.0 Installation & Commissioning or equivalent hands-on experience |
Nortel 920-021 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: User & Subscriber Management | 25% | - Service profile assignment - Subscriber account creation and configuration - Access control and permissions |
| Topic 2: System Overview & Architecture | 20% | - MCS 5100 Release 4.0 components - Network architecture and protocols - Server roles and redundancy |
| Topic 3: Maintenance & Monitoring | 20% | - Backup and restore procedures - System health checks and logs - Performance monitoring and reporting |
| Topic 4: Feature & Service Configuration | 25% | - Voice and multimedia services setup - Supplementary services configuration - Call processing and routing |
| Topic 5: Troubleshooting | 10% | - Error analysis and resolution - Common service issues resolution - Network and signaling problems |
920-021 Exam FAQ: What Candidates Ask About Nortel MCS 5100 Ris.4.0 Administration
The 920-021 exam, officially known as Nortel MCS 5100 Ris.4.0 Administration, is the Nortel test that leads to the Nortel Networks Certified Support Specialist (NNCSS) certification at the Specialist level. Passing it validates the skills employers expect from a certified professional. It is also associated with related credentials such as 920-020 MCS 5100 Ris.4.0 Installation & Commissioning.
The 920-021 exam contains 60-100 questions, and you have 90 minutes to complete them. Work out your per-question pace before test day, and flag slow items instead of stalling on them — time pressure, not knowledge, sinks many first attempts. Timed mock exams in the Actual4Exams test engines are the most reliable way to build that rhythm.
The passing score for the 920-021 exam is 70%, and the official registration fee is USD 65.00. If you miss the mark, a retake means paying the full fee again, so book your seat only when you are ready. A practical benchmark: score consistently above the passing line on timed practice tests before scheduling the real exam.
Recommended: 920-020 MCS 5100 Ris.4.0 Installation & Commissioning or equivalent hands-on experience
You can book the 920-021 exam through the official registration channels below:
Exam delivery: Proctored at authorized test centers (Pearson VUE / Prometric - legacy). Seats at popular test centers fill quickly, so schedule early once your preparation is on track.
Nortel recommends the following training options for Nortel MCS 5100 Ris.4.0 Administration candidates:
Pair any course with the 100 practice questions from Actual4Exams to measure how ready you really are before paying the exam fee.
Yes. A free PDF demo of the Nortel MCS 5100 Ris.4.0 Administration questions is available, so you can check the question style and answer quality before you pay. Every purchase also includes 365 days of free updates, and if the product expires you can renew the update service at a 50% discount from your member zone.
If you take the corresponding 920-021 exam within 60 days of purchase and do not pass, you can apply for a full refund under the 100% Money Back Guarantee: submit a scan of your enrollment slip and your official Score Report (PDF) within 2 days of the exam date, and the claim is processed within 7 days. Attempts made within 3 days of purchase, downloads without an actual exam attempt, free materials, and expired orders are not eligible, and the candidate name must match the payer name. Prefer new material instead of a refund? You can exchange your purchase for two free products of equal value and keep the update service on your original product. As for delivery, the files are available for instant download and are also 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 can install the product on.
The official Nortel MCS 5100 Ris.4.0 Administration outline is organized into 5 domains. The first three are:
- Maintenance & Monitoring — 20% of the exam
- System Overview & Architecture — 20% of the exam
- Feature & Service Configuration — 25% of the exam
See the complete exam topics section above for the full outline and the weighting of every domain.
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