Pass the actual test with the help of 4A0-107 study guide
Last Updated: Sep 12, 2026
No. of Questions: 215 Questions & Answers with Testing Engine
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| Certification Vendor: | Nokia |
|---|---|
| Exam Name: | Nokia Quality of Service |
| Exam Number: | 4A0-107 |
| Exam Duration: | 90 minutes |
| Real Exam Qty: | 40 |
| Certificate Validity Period: | 3 years |
| Available Languages: | English |
| Related Certifications: | Nokia Service Routing Architect (SRA) Nokia Network Routing Specialist II (NRS II) |
| Exam Format: | Multiple-choice, Scenario-based questions |
| Passing Score: | 57% (approx. 23/40) |
| Exam Price: | $125 USD |
| Recommended Training: | Nokia SRC Exam Preparation Nokia Quality of Service Official Course |
| Exam Registration: | Pearson VUE Registration |
| Sample Questions: | Nokia 4A0-107 Sample Questions |
| Exam Way: | Online proctored or onsite at Pearson VUE test centers |
| Pre Condition: | No mandatory prerequisites; recommended: NRS I certification or equivalent IP/MPLS networking knowledge |
| Official Syllabus URL: | https://www.nokia.com/networks/training/src/exams/qos/ |
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Hierarchical QoS (HQoS) | 20% | - HQoS implementation on SAP and network interfaces - Class Fair Hierarchical Policing (CFHP) - Hierarchical scheduling architecture |
| Topic 2: Traffic Classification and Marking | 25% | - Marking and remarking policies - Classification at SAP-ingress and network-ingress - Layer 2 CoS, Layer 3 DSCP, and Layer 4 parameters |
| Topic 3: Queuing, Policing and Shaping | 30% | - Token bucket metering and policing - Traffic shaping and Fair Information Rate (FIR) - Queue types, scheduling and congestion management |
| Topic 4: Applied QoS and Troubleshooting | 10% | - QoS for VPRN, VPLS and IES services - Monitoring and verifying QoS policies - Troubleshooting common QoS issues |
| Topic 5: Introduction to QoS | 15% | - IntServ and DiffServ models - Traffic characteristics and requirements - QoS framework on Nokia 7750 SR |
The Nokia 4A0-107 exam, officially titled Nokia Quality of Service, is the required test for earning the Nokia Service Routing Architect (SRA) / Nokia Network Routing Specialist II (NRS II) certification, a credential at the Specialist / Professional level. Passing it validates the skills Nokia expects from certified professionals, and it can also support progress toward related credentials such as Nokia Service Routing Architect (SRA), Nokia Network Routing Specialist II (NRS II).
The 4A0-107 exam includes 40 questions, and you have 90 minutes to complete it. Before exam day, divide the available time by the question count so you know the pace you need to hold, and practice flagging time-consuming items for review instead of stalling on a single question. Timed sessions in the Actualtests4sure test engine are the easiest way to build that rhythm before it counts.
You need 57% (approx. 23/40) to pass the 4A0-107 exam, and the official registration fee is $125 USD. Keep in mind that a failed attempt means paying that fee in full again for a retake, so avoid booking your seat on a hunch. Work through the Actualtests4sure practice test until your scores sit comfortably above the passing requirement before you schedule the exam.
Nokia asks candidates to meet the following requirement before registering: No mandatory prerequisites; recommended: NRS I certification or equivalent IP/MPLS networking knowledge. Exam policies do change, so confirm the latest details on the official exam page at https://www.nokia.com/networks/training/src/exams/qos/ before you book.
You can book your seat through the official registration channels below:
The 4A0-107 exam is delivered in the following format: Online proctored or onsite at Pearson VUE test centers.
Nokia recommends the following official training for this exam:
A course builds the theory; practice turns it into exam-day performance. Once you finish a class, the 215 practice questions from Actualtests4sure show you how the same knowledge appears in exam-style items.
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The Nokia Quality of Service exam is organized into 5 major domains. Some of the key domains include:
Scroll up to the Exam Topics section for the complete breakdown, and use it to plan how much study time each domain deserves.
Which of the following statements are TRUE when discussing self-generated traffic QoS? (Choose two)
Correct Answer: A,D 🗳️
To manage the shared buffer space at network ports, slope policies are applied on _________ for the ingress direction, and on ________ or _________ for the egress direction.
Correct Answer: E 🗳️
Which of the following criteria is an IP multi-field classification option?
Correct Answer: A 🗳️
Which of the following statements regarding scheduling on the Nokia 7750 SR is TRUE? (Choose two)
Correct Answer: D,E 🗳️
Packets enter the network via the ePipe SAP on PE1 with dot1p marking of 6. The VC type of the SDP interconnecting PE1 and PE2 is vlan. All network interfaces use the default network QoS policy. According to the configuration shown above, what is the inner dot1p value of the BE traffic egressing router PE2?
Correct Answer: D 🗳️
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