4A0-107 exam dumps

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  • Exam Code: 4A0-107
  • Exam Name: Nokia Quality of Service
  • No. of Questions: 215 Questions and Answers
  • Updated: Sep 14, 2026

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The Nokia Quality of Service certification validates crucial skills, making the 4A0-107 a rigorous challenge. Tackle it head-on with Actual4Labs, where you get instant access to 215 meticulously updated questions for 2026.

Nokia 4A0-107 Exam Overview:

Certification Vendor:Nokia
Exam Name:Nokia Quality of Service (QoS) 4A0-107
Exam Number:4A0-107
Available Languages:English
Related Certifications:Nokia Service Routing Certification (SRC)
Nokia Service Routing and Switching
Exam Format:Multiple choice
Recommended Training:Nokia Learning Services - QoS Training
Exam Registration:Nokia Training and Certification Portal
Sample Questions: DOWNLOAD DEMO
Exam Way:Computer-based exam (online or authorized test center depending on region)
Pre Condition:Basic networking knowledge recommended (IP networking, routing fundamentals)
Official Syllabus URL:https://www.nokia.com/networks/services/training-and-certification/

Nokia 4A0-107 Exam Syllabus Topics:

SectionObjectives
Quality of Service (QoS) Fundamentals- Traffic types and service requirements
- Performance metrics (latency, jitter, loss)
- QoS concepts and objectives
Traffic Classification and Marking- DiffServ and DSCP marking
- Packet classification methods
Congestion Management- Buffer management strategies
- Queuing mechanisms (FIFO, priority queuing, WFQ)
Traffic Policing and Shaping- Rate limiting and traffic conditioning
- Token bucket and leaky bucket mechanisms
QoS Implementation in IP Networks- End-to-end QoS architecture
- Service class design and mapping
Congestion Avoidance- RED/WRED mechanisms

Nokia 4A0-107 Exam FAQs

The 4A0-107 exam is a core requirement for the Nokia Quality of Service certification. Earning this validates your skills for credentials like Nokia Service Routing Certification (SRC), Nokia Service Routing and Switching.

Candidate requirements include: Basic networking knowledge recommended (IP networking, routing fundamentals). Please verify all eligibility details on the official certification page before scheduling your appointment.

Registration is handled through official testing partners. The exam is delivered via Computer-based exam (online or authorized test center depending on region). You can sign up here:

The vendor suggests following official learning paths to build a foundational understanding:

Once you complete your training, use the 215 practice questions from Actual4Labs to refine your exam readiness.

Absolutely. A free PDF demo is available for you to evaluate the quality of our questions. Once purchased, you receive 365 days of free updates. If your access expires, you can renew it at a 50% discount to keep your materials current.

Your 4A0-107 practice materials are delivered instantly. You can download them right away, and a copy will be sent to your email within one minute (contact support if not received in 2 hours). You can install the software on an unlimited number of computers. We also offer a 100% Money Back Guarantee: if you fail the corresponding exam within 60 days of purchase, you can claim a full refund. To apply, submit your enrollment slip and official Score Report PDF within 2 days after taking the test (processing takes up to 7 days). Note: failures within 3 days of purchase, downloaded but unattempted exams, free materials, and expired orders are excluded. The payer's name must match the candidate's name. Alternatively, you can exchange your order for two free exams of equal value and keep the original product's updates.

The syllabus is divided into 6 main domains. Key areas include "Traffic Classification and Marking", "Congestion Avoidance", "Congestion Management". For a comprehensive breakdown of all measured skills, please review the complete exam outline table provided above.

Nokia Quality of Service Sample Questions:

What can be learned from the output of the command "show pools 1/2/2 network-egress" on the GigE port?

  • A. All incoming packets belonging to forwarding class "l2" are stored in the reserved buffer space.
  • B. In-profile packets in the shared buffer space are being dropped.
  • C. All incoming packets belonging to forwarding class "af" are stored in the reserved buffer space.
  • D. All incoming packets belonging to forwarding class "l1" are stored in the reserved buffer space.
Answer: A

According to the SAP-ingress QoS policy shown, which of the following statements about processing of the packets by policers 3 and 4 is TRUE?

  • A. Policer 4 forwards all its packets as out-of-profile.
  • B. Policer 4 starts discarding low-priority packets when its PIR bucket has at least 3000 tokens.
  • C. Policer 3 starts discarding low-priority packets when its PIR bucket has at least 3000 tokens.
  • D. Policer 3 forwards packets as out-of-profile when its PIR bucket has 4000 tokens.
Answer: D

Click the exhibit button below. The service provider has both a VLL (epipe) service and a VPLS, as shown in the diagram below.

At router PE B, traffic arriving from both services will have the same network-queue policy applied.

  • A. FALSE
  • B. TRUE
Answer: A

What type of unwanted packet drops can the proper configuration of a queue's burst-limit parameter prevent?

  • A. Packet drops in the local queue resulting from traffic bursts.
  • B. Packet drops on the downstream nodes resulting from traffic bursts.
  • C. Packet drops on the downstream nodes resulting from traffic congestion.
  • D. Packet drops in the local queue resulting from traffic congestion.
Answer: A

Which of the following is a forwarding class type that is intended for network control traffic on a Nokia 7750 SR?

  • A. Best Effort
  • B. High-1
  • C. Expedited
  • D. Assured
Answer: B

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