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Free Nokia 4A0-101 Practice Exam with Questions & Answers | Set: 9

Questions 81

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4A0-101 Question 81

What is the state of adjacency?

Options:
A.

Initializing

B.

Up

C.

Down

D.

2-Way

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Questions 82

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4A0-101 Question 82

Routers R1 „ R2, and R3 are running a classful routing protocol between them. Assuming that router R1 advertises all directly connected networks, how will these networks be represented in router R3's routing table?

Options:
A.

Router R3's routing table can only contain one of the routes, which will result in route flapping.

B.

Router R3's routing table will have one entry for 10.1.1.0/24 and one entry for 10.1.2.0/24.

C.

The networks will be represented with one entry of 10.0.0.0/8 in router R3's routing table.

D.

The networks will be represented with one entry of 10.0.0.0/24 in router R3's route table.

Questions 83

How are IS-IS LSPs sent on point-to-point links?

Options:
A.

They are sent using multicast MAC addresses 0180:0200:0014.

B.

They are sent using multicast MAC addresses 0180:c200:0015.

C.

They are sent using a unicast address.

D.

None of the above.

Questions 84

Which of the following best describes the type of packets used by OSPF routers to exchange updates on a point-to-point link?

Options:
A.

IP packets sent to an IP multicast address.

B.

TCP packets sent to an IP multicast address.

C.

IP packets sent to an IP unicast address.

D.

UDP packets sent to an IP multicast address.

Questions 85

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4A0-101 Question 85

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?

Options:
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, 1, and 2.

C.

Router R3 generates a type 4 LSA that is flooded to areas 0 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.

Questions 86

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4A0-101 Question 86

If router R2 redistributes the IS-IS route to 192.168.3.0/24 into OSPF, router R3 preference of these two routes? Choose two answers.

Options:
A.

The OSPF internal preference

B.

The IS-IS Level 1 internal preference

C.

The IS-IS Level 2 internal preference

D.

The OSPF external preference

E.

The IS-IS Level 2 external preference

F.

The IS-IS Level 1 external preference

Questions 87

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4A0-101 Question 87

The OSPF packets shown have been exchanged between two neighbors. What state is the OSPF adjacency in?

Options:
A.

The adjacency state is two way because both routers have received a database description packet.

B.

The adjacency is in the exchange state. The next step is to exchange link state request and link state update packets.

C.

The adjacency is in the ex start state. The routers have exchanged database description packets, but still have to negotiate the starting sequence number.

D.

The adjacency state is full. The routers are exchanging database description packets to notify each other that all link state advertisements have been received.

Questions 88

Static routing will be used in a network between a corporate head office, with many connected networks, and a branch office, with one connection to the head office. Which of the following best describes the likely configuration?

Options:
A.

The corporate head office router will have a default route and the branch site will have a more specific static route.

B.

The corporate head office router and the branch office router will both have specific static routes.

C.

The corporate head office router and the branch router will both have default routes.

D.

The corporate head office router will have a more specific static route and the branch office router will have a default route.

Questions 89

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4A0-101 Question 89

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?

Options:
A.

Router R1 generates a type 5 LSA that is flooded through all OSPF areas.

B.

Router R1 generates a type 7 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 area 1. Router R3 generates a type 5 LSA that is flooded through areas 0 and 2.

Questions 90

Which of the following commands can be used to display the number of SPF computations that have been performed on a router?

Options:
A.

show router ospf area <area-id>

B.

show router ospf neighbor

C.

show router ospf interface

D.

show router ospf status

Exam Code: 4A0-101
Certification Provider: Nokia
Exam Name: Alcatel-Lucent Interior Routing Protocols and High Availability
Last Update: Mar 28, 2025
Questions: 315

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