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4A0-113 Desktop Test Engine

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  • Total Questions: 106
  • Updated on: Oct 22, 2026
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4A0-113 PDF Practice Q&A's

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In 2026, preparation that ignores your calendar is preparation that fails. iPassleader fits 4A0-113 study into real life with 106 practice questions you can use online, offline, on a computer, or on a phone.

Nokia 4A0-113 Exam Overview:

Certification Vendor:Nokia
Exam Name:Nokia OSPF Routing Protocol Exam
Exam Number:4A0-113
Certificate Validity Period:No Expiration
Exam Format:Multiple Choice
Related Certifications:Nokia Network Routing Specialist I (NRS I)
Nokia Service Routing Architect (SRA)
Nokia Network Routing Specialist II (NRS II)
Available Languages:English
Exam Duration:90 minutes
Passing Score:80%
Real Exam Qty:60
Exam Price:USD 125
Sample Questions: DOWNLOAD DEMO
Exam Way:Pearson VUE (Online Proctored or Test Center)
Pre Condition:It is recommended to have knowledge equivalent to the Nokia IP Networks and Services course or NRS I certification.
Official Syllabus URL:https://www.nokia.com/networks/training/certification/

Nokia 4A0-113 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: OSPF Route Calculation15%- SPF Algorithm Execution
  • 1. Intra-Area Routes
  • 2. Inter-Area Routes
  • 3. External Routes
Topic 2: OSPF Configuration10%- Verification
  • 1. Show Commands
  • 2. Troubleshooting Adjacencies
- Basic Configuration
  • 1. Assigning Interfaces to Areas
  • 2. Enabling OSPF Process
  • 3. Defining Router ID
Topic 3: OSPF Link State Advertisements (LSAs)20%- Common LSA Types
  • 1. Type 2 (Network LSA)
  • 2. Type 4 (ASBR Summary LSA)
  • 3. Type 1 (Router LSA)
  • 4. Type 5 (External LSA)
  • 5. Type 3 (Summary LSA)
Topic 4: OSPF Areas and Router Types20%- Area Architecture
  • 1. Standard Areas
  • 2. Backbone Area (Area 0)
- Router Roles
  • 1. Internal Routers
  • 2. Autonomous System Boundary Routers (ASBR)
  • 3. Area Border Routers (ABR)
Topic 5: OSPF Packet Types10%- Database Description (DBD)
  • 1. LSDB Synchronization
- Link-State Request (LSR)
  • 1. Requesting Specific LSAs
- Link-State Update (LSU)
  • 1. Flooding LSAs
- Hello Packets
  • 1. Neighbor Discovery
  • 2. Parameters Negotiation
- Link-State Acknowledgment (LSAck)
  • 1. Reliable Flooding
Topic 6: OSPF Overview10%- Link State Routing Protocols
  • 1. Link State Database (LSDB)
  • 2. Dijkstra Algorithm
- OSPF Characteristics
  • 1. Metric Calculation
  • 2. Standardization and RFCs
Topic 7: OSPF Neighbors and Adjacencies15%- Neighbor State Machine
  • 1. ExStart, Exchange, Loading, Full States
  • 2. Down, Init, 2-Way States
- DR/BDR Election
  • 1. Purpose in Multi-access Networks
  • 2. Election Process and Priority

4A0-113 Material FAQ

The Nokia OSPF Routing Protocol exam requires a score of 80% to pass, and the official registration fee is USD 125. Because the fee is significant, preparing thoroughly the first time is the practical choice.

Every session in the test engine is scored and broken down, so you see clearly which topics you handle well and which ones keep costing you points. That picture tells you where your remaining study time belongs — a far better guide than rereading everything evenly.

The Nokia OSPF Routing Protocol exam contains 60 questions, and you will have 90 minutes minutes to complete them. Practicing within the same limits builds the pacing the real exam demands.

The Nokia OSPF Routing Protocol exam is scored on a scale where 80% is required to pass, and the official exam fee is USD 125.

It is recommended to have knowledge equivalent to the Nokia IP Networks and Services course or NRS I certification.

You can confirm the current eligibility requirements on the official 4A0-113 exam page before you register.

This package includes 106 practice questions for the Nokia OSPF Routing Protocol exam. Every answer is verified by an experienced team of experts, so you can trust what you study.

Yes. Once downloaded, the online test engine keeps running without an internet connection, on Windows, Mac, Android, or iOS. That means practice continues on flights, in waiting rooms, and anywhere else your day takes you — your 4A0-113 preparation never has to pause for a missing signal.

The Nokia OSPF Routing Protocol practice questions are organized around the official exam objectives. Key topics include:

  • OSPF Link State Advertisements (LSAs) (20%)
  • OSPF Configuration (10%)
  • OSPF Route Calculation (15%)

Comparing your practice scores against these topics shows you where the next session should go.

Nokia OSPF Routing Protocol Sample Questions:

Select the answer below that correctly lists the 5 different OSPF packet types.

  • A. Hello, Link State Refresh, Link State Update, Link State Acknowledgement, Link State Authentication
  • B. Link State Update, Link State Refresh, Link State Acknowledgement, Database Descriptor, Notification
  • C. Hello, Link State Update, Link State Request, Link State Acknowledgement, Database Descriptor
  • D. Hello, Link State Update, Link State Packet, Link State Acknowledgement, Database Descriptor
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

Explanation: Only visible for iPassleader members. You can sign-up / login (it's free).

A router receives an OSPF database description packet from a neighbor that references an LSA, which is already in the router's LSDB. The sequence number in the DBD packet is lower than the sequence number of the LSA in the LSDB.
What action does the router take?

  • A. The router sends a link-state request to its neighbor.
  • B. The router updates the information in its LSDB with the information received from its neighbor.
  • C. The router sends a link-state acknowledgement to its neighbor.
  • D. The router sends a link-state update to its neighbor.
  • E. The router takes no action.
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Explanation: Only visible for iPassleader members. You can sign-up / login (it's free).

Which of the following types of networks are supported on a Nokia 7750 SR for OSPF? Choose two answers.

  • A. Point-to-multipoint
  • B. Point-to-point
  • C. Broadcast
  • D. Non-broadcast multi-access
Reveal Solution  Discussion  0

Correct Answer: B,C  🗳️

Explanation: Only visible for iPassleader members. You can sign-up / login (it's free).

When an OSPF adjacency is stuck in the "ExchStart" state, what is the most likely cause?

  • A. The MTU does not match on both interfaces
  • B. A OSPF Hello has not been received from the neighbor
  • C. OSPF is not enabled on one of the routers
  • D. The Router ID is the same on both routers
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Explanation: Only visible for iPassleader members. You can sign-up / login (it's free).

An OSPF adjacency is stuck in the ExStart state. What is the most likely cause?

  • A. The MTU does not match on both interfaces.
  • B. OSPF is not enabled on one of the routers.
  • C. The router ID is the same on both routers.
  • D. The interfaces are configured as point-to-point on one side and broadcast on the other.
  • E. An OSPF Hello has not been received from the neighbor.
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

Explanation: Only visible for iPassleader members. You can sign-up / login (it's free).

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