Authentic Nokia 4A0-113 Exam Dumps PDF - 2024 Updated

Get Prepared for Your 4A0-113 Exam With Actual 105 Questions

Nokia 4A0-113 Exam is a comprehensive test that covers a broad range of topics related to OSPF routing protocols. It is an intermediate-level certification exam that requires a solid understanding of networking concepts, IP addressing, and routing protocols. 4A0-113 exam consists of 60 multiple-choice questions that need to be completed in 90 minutes, and the passing score is 80%.

 

NEW QUESTION # 16
Click the exhibit button.

In the topology shown, router R1 is an ASBR configured to export external routes to OSPF. Which of the following statements regarding the OSPF LSAs in the network is true?

• A. Router R1 generates a type 7 LSA that is flooded through area 1. Router R3 generates a type 5 LSA that is flooded through areas 0 and 2.
• B. Router R1 generates a type 5 LSA that is flooded through all OSPF areas.
• C. Router R1 generates a type 5 LSA that is flooded through area 1. Router R2 generates a type 7 LSA that is flooded through areas 0 and 2.
• D. Router R1 generates a type 7 LSA that is flooded through all OSPF areas.

Answer: A

NEW QUESTION # 17
What is the protocol number for OSPF in the IP header?

• A. OSPF uses UDP, so the protocol number is 17.
• B. OSPF does not use IP.
• C. OSPF has its own protocol number of 89.
• D. OSPF uses TCP, so the protocol number is 6.

Answer: C

NEW QUESTION # 18
If OSPF is used in a multi-area OSPF network, which of the following statements regarding route summarization is true?

• A. Manual route summarization can only be done on autonomous system border routers.
• B. Manual route summarization is done on the ABRs. By default, automatic summarization is done; however, it may not be optimal for all networks.
• C. Manual route summarization is done on the ABRs. By default, no route summarization is done and all routes are advertised to all areas.
• D. Manual route summarization must be done on all the backbone routers to be effective. Manual route summarization is optional on the routers in non-backbone areas.

Answer: C

NEW QUESTION # 19
Click the exhibit button.

In the topology shown, router R1 is an ASBR configured to export external routes to OSPF. Assuming that there are no stub networks, which of the following statements regarding Type 4 LSA generation is true?

• A. Router R1 generates a Type 4 LSA that is flooded to areas 0, 1, and 2.
• B. Router R3 generates a Type 4 LSA that is flooded to areas 0 and 2.
• C. Router R3 generates a Type 4 LSA that is flooded to areas 0, 1, and 2.
• D. Router R3 generates a Type 4 LSA that is flooded to area 0, and router R6 generates a Type 4 LSA that is flooded to area 2.

Answer: D

NEW QUESTION # 20
A static route is created using the command "static-route 2.3.4.0/24 next-hop 1.2.3.4". What is the correct traceroute command to test this static route on an Nokia 7750 SR?

• A. traceroute does not work on the Nokia 7750 SR
• B. traceroute next-hop 1.2.3.4
• C. traceroute 2.3.4.0/24 next-hop 1.2.3.4
• D. traceroute 2.3.4.1

Answer: D

NEW QUESTION # 21
Which one of the commands below will create a static route to network 2.3.4.0/24 on the AlcatelLucent 7750 SR router?

• A. Static route 2.3.4.0/24 next hop 3.4.5.6
• B. Static-route next-hop 3.4.5.6 2.3.4.0/24
• C. Static route 2.3.4.0 255.255.255.0 next hop 3.4.5.6
• D. Static-route 2.3.4.0/24 next-hop 3.4.5.6

Answer: D

NEW QUESTION # 22
What is the metric and maximum routable value for RIP?

• A. Link cost and 16
• B. Hop count and 16
• C. Link cost and 15
• D. Hop count and 15

Answer: D

NEW QUESTION # 23
What type of LSA is used to flood information about prefixes from one OSPF area to other attached areas?

• A. Type 7
• B. Type 3
• C. Type 4
• D. Type 1

Answer: B

NEW QUESTION # 24
Click the exhibit button.

Two neighboring OSPF routers have exchanged the packets shown. What state is the adjacency in?

• A. Full; both routers are exchanging Helios to maintain the adjacency.
• B. The adjacency is down.
• C. The adjacency is in the exchange state.
• D. The adjacency is in exstart state.

Answer: D

NEW QUESTION # 25
Click on the exhibit.

In the topology shown, router R1 is an ASBR configured to export external routes to OSPF. There are no stub or NSSA areas. Which of the following regarding LSAs is TRUE?

• A. Only routers R2 and R3 receive Type 5 LSAs advertised by router R1.
• B. Router R2 will receive Type 5 and Type 7 LSAs.
• C. Router R3 will advertise Type 7 LSAs to Area 0 and Area 2.
• D. Router R7 will receive Type 5 LSAs advertised by router R1.

Answer: D

NEW QUESTION # 26
Which of the following statements best describes an OSPF type 3 LSA?

• A. An OSPF type 3 LSA is an inter-area LSA, generated by an ASBR to describe external routes.
• B. An OSPF type 3 LSA is an inter-area LSA, generated by the ABR only when route summarization is configured.
• C. An OSPF type 3 LSA is an intra-area LSA, generated by the ABR only when route summarization is configured.
• D. An OSPF type 3 LSA is an inter-area LSA, generated by the ABR to describe a route to neighbors outside the area.

Answer: D

NEW QUESTION # 27
Click the exhibit button.

What is the command to configure a static route on the Nokia 7750 SR router R1 to reach the network behind router R2?

• A. configure router static-route 138.120.199.2/24 next-hop 138.120.199.1
• B. configure router static-route 139.120.121.0/24 next-hop 138.120.199.2
• C. configure router static-route 139.120.121.0/24 next-hop 139.120.121.2
• D. configure router static-route 139.120.121.0/24 next-hop 138.120.199.1

Answer: B

NEW QUESTION # 28
Which of the following statements regarding OSPF routing updates on a point-to-point link is true?

• A. On a point-to-point link, a DR and BDR are elected. The DR sends link-state advertisements describing the network.
• B. On a point-to-point link, a DR and BDR are elected. To ensure resiliency, both the DR and BDR send link-state advertisements describing the network.
• C. On a point-to-point link, there is no need for a DR and BDR election. All routing updates are sent to the unicast address of the neighbor's interface.
• D. On a point-to-point link, there is no need for a DR and BDR election; all routing updates are sent to 224.0.0.5.

Answer: D

NEW QUESTION # 29
From the list below select the statements that describe the behavior of link state information aging. (Choose 2)

• A. The age for newly created link state information is set to 0 for OSPF and 1200 for IS-IS
• B. The age for newly created link state information is set to 1200 for OSPF and 0 for IS-IS
• C. The age is incremented or decremented as it is flooded from router to router and as it is held in the topological database.
• D. The age is incremented or decremented only as it is held in the topological database and not as it is flooded router to router.

Answer: A,C

NEW QUESTION # 30
Click the exhibit button.

A static route is created on router R1 "using the "static-route 0.0.0.0/0 next-hop 10.3.3.2" command. What command can be used to test the static route on an Nokia 7750 SR?

• A. ping 10.5.5.5
• B. ping 0.0.0.0
• C. ping static 0.0.0.0/0
• D. ping static 10.5.5.5

Answer: A

NEW QUESTION # 31
Click the exhibit button.


The OSPF adjacency between routers R3 and R1 is down. What is the problem?

• A. There is not enough information to tell.
• B. Router R3 has the incorrect authentication key type.
• C. Router R1 has the incorrect authentication key type.
• D. Area 1 of router R1 should not be configured as a stub.

Answer: C

NEW QUESTION # 32
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. The Router ID is the same on both routers
• C. OSPF is not enabled on one of the routers
• D. A OSPF Hello has not been received from the neighbor

Answer: A

NEW QUESTION # 33
Which of the following statements regarding the election of the designated router (DR) by OSPF routers are true? (Choose two)

• A. The router with the highest priority is the DR.
• B. If priorities are the same, the DR is chosen based on the highest RID.
• C. The router with the lowest priority is the DR.
• D. If priorities are the same, the DR is chosen based on the lowest RID.

Answer: A,B

NEW QUESTION # 34
Which of the following types of networks are supported on an Nokia 7750 SR for OSPF? Choose two answers.

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

Answer: A,C

NEW QUESTION # 35
An interface is configured on a router for OSPF but the command "show router ospf neighbor" does not show any neighbors. Which of the following is NOT a possible cause?

• A. The interface facing the neighbor is down.
• B. An OSPF database description packet has not been received from the neighbor.
• C. The router has not received a valid OSPF Hello packet from its neighbor.
• D. The interface is included in a different area than the neighbor router.

Answer: B

NEW QUESTION # 36
Click the exhibit button.

In the topology shown, router R1 is an ASBR configured to export external routes to OSPF. How many type 4 LSAs will be present in the network?

• A. One for each of the routers in area 0
• B. One for each of the external routes exported by router R1.
• C. One.
• D. Type 4 LSAs are not generated in this network topology.

Answer: D

NEW QUESTION # 37
What is the source IP address in an OSPF update?

• A. The system address of the router
• B. 224.0.0.6
• C. The unicast IP address of the interface the update is being sent on.
• D. 224.0.0.5

Answer: C

NEW QUESTION # 38
NSSA LSA packets are what type within an NSSA area, and are converted to what other type at the ABR?

• A. They are type 7 within the area and converted to type 5 at the ABR
• B. They are type 5 within the area and converted to type 3 at the ABR
• C. They are type 7 within the area and are not modified at the ABR
• D. They are type 5 within the area and are not modified at the ABR

Answer: A

NEW QUESTION # 39
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