[2026] Nokia NRS II Composite - 4A0-C01 무료 시험 문제

문제1

Which of the following statements is TRUE regarding a VRF?

A. All of the above statements are false.

B. Every VRF in a PE is associated with one or more route target attributes.

C. Each VPRN needs a separate VRF in each PE router.

D. On the 7750 SR, by default, there is a unique one-to-one association between a VPN label and a VRF

E. A VRF contains a single VPRN routes.

F. All of the above statements are true.

정답: F

문제2

Which type of OSPF LSA has the following characteristics: It is flooded only within the area it originates from and can be originated by any OSPF router within the area (including non-DR routers).

A. Type 4 ASBR LSA

B. Type 3 Summary LSA

C. Type 2 Network LSA

D. Type 1 Router LSA

정답: D

문제3

Click on the exhibit.

Based on the topology shown and the route tables of routers R3 and R4, which of the following is correct?

A. Route leaking is configured on both router R1 and router R2.

B. There is no route leaking configured on router R1 or router R2.

C. Route leaking is configured on router R1 but not on router R2.

D. Route leaking is configured on router R2 but not on router R1.

정답: A

문제4

Which of the following is a primary cause of IP hyper-aggregation?

A. Improper network design results in limited network path redundancy.

B. IP routing protocols always select multiple routes to a destination.

C. IP routing protocols do not always select the best route to a destination.

D. IP routing protocols do not make use of all available network attributes to select a path

정답: D

문제5

In which of the following types of areas does an OSPF router not set the E bit in its Type 1 LSA?

A. Normal area

B. Backbone area

C. Stub area

D. Not so stubby area

정답: C

문제6

Which of the following regarding IS-IS DIS is FALSE?

A. L1 and L2 routers elect separate DIS's.

B. In broadcast multi-access networks, such as Ethernet, one router is elected as the DIS and a second router as the backup DIS.

C. DIS uses a specific Ethernet multicast address to communicate with other routers on the broadcast network.

D. If a new router starts up in a LAN and has a higher interface priority, the new router preempts the original DIS and becomes the DIS.

정답: B

문제7

Click on the exhibit button below.

Given the output below, which of the following statements are true? (Choose three)

A. The router's system address is 10.10.10.242/32.

B. A packet arriving with label 131066 and destined for prefix 10.10.10.243/32 will be forwarded out interface 1/1/4, with label 131070.

C. The router cannot receive any unlabeled packets destined for prefix 10.10.10 223/32.

D. LDP ECMP is enabled.

E. There are multiple LSPs to reach FEC 10.10.10.244/32.

정답: B,D,E

문제8

What is the metric and maximum routable value for RIP?

A. Link cost and 16

B. Hop count and 15

C. Link cost and 15

D. Hop count and 16

정답: B

문제9

Which of the following regarding the location of an MPLS label is FALSE?

A. The MPLS label value may be carried in an OSPF header.

B. The MPLS label value may be carried in an ATM header.

C. The MPLS label value may be carried in a Frame Relay header.

D. The MPLS label value may be carried in a shim header.

정답: A

문제10

An Alcatel-Lucent 7750 SR label switches a packet it receives. The packet has an outer label TTL and an inner label TTL.
Which of the following is TRUE?

A. The outer label TTL will be 249 and the inner label TTL will be 251.

B. The outer label TTL will be 251 and the inner label TTL will be 251.

C. The outer label TTL will be 249 and the inner label TTL will be 250.

D. The outer label TTL will be 251 and the inner label TTL will be 252.

정답: A

문제11

Which of the following indicates the path over which an LSP's tail end router will return an RSVP RESV message?

A. The opaque database.

B. The IGP FIB.

C. The Path State Block (PSB)

D. The Reservation State Block (RSB)

정답: C

문제12

Consider an E-pipe service configured with SAP 1/1/1:5 and SAP 1/1/1:6.7.
If the SAP 1/1/1:5 accepts an ingress frame, which of the following is TRUE?

A. The frame egresses 1/1/1:6.7 with VLAN tag 5.

B. The frame is dropped at the egress SAP 1/1/1:6.7.

C. The frame egresses 1/1/1:6.7 with VLAN tag 6.

D. The frame egresses 1/1/1:6.7 with an outer VLAN tag and inner tag .

정답: D

문제13

Which one of the following commands on an Alcatel-Lucent 7750 SR can take a FEC as a parameter to verify if a packet for that FEC reaches the appropriate LER?

A. sdp-ping

B. Isp-ping

C. ping

D. svc-ping

정답: B

문제14

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 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.

B. Router R1 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, 1, and 2.

D. Router R3 generates a type 4 LSA that is flooded to areas 0 and 2.

정답: A

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