4A0-C04 시험 - Nokia실제시험문제와 답 - 298문항

Question No : 1

Which of the following statements regarding area border routers in an OSPF network is true?

A.The term backbone router has the same definition as the term area border router.
B.An OSPF network needs at least one area border router to function.
C.Area border routers connect the backbone area to other areas in an OSPF network.
D.By definition, an area border router must perform route summarization between areas.

정답:

Question No : 2

There is an IP host with IP address 10.2.3.1. A static route is created, using the "configure router static-route 10.2.3.0/24 next-hop 10.1.2.1" command .
What is the correct traceroute command to test this static route on an Nokia 7750 SR?

A.traceroute 10.2.3.1
B.traceroute 10.2.3.1 next-hop 10.1.2.1
C.traceroute next-hop 10.1.2.1
D.traceroute does not work on the Nokia 7750 S
E.traceroute 10.1.2.1

정답:

Question No : 3

In an OSPF environment, what must a router receive after it sends out an update?

A.The router must receive an acknowledgment
B.The router must receive a Hello
C.The router must receive a new sequence number
D.The router must receive a Link State Packet

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Question No : 4

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

A.Not so stubby area
B.Stub area
C.Backbone area
D.Normal area

정답:

Question No : 5

What is the purpose of a T-LDP session?

A.It allows link LDP to be configured on the edge devices only.
B.It is used to signal the transport labels in the provider core.
C.It allows selective control over which devices are configured for LD
D.It is used to signal the service labels in the provider core.

정답:

Question No : 6

Which of the following is TRUE when the explicit null is implemented?

A.The penultimate router will forward packets to the eLER, based on the IP header.
B.The eLER will receive packets with a top label value of 0.
C.The eLER will receive packets with a top label value of 3.
D.The penultimate router will pop the top label from the packets.

정답:

Question No : 7

How is the aggregator attribute handled with 32-bit AS numbers?

A.With the same method and attribute as 16-bit AS numbers.
B.With the same method as 16-bit AS numbers, but using the AS4_Aggregator attribute.
C.Aggregation is not yet supported with 32-bit AS numbers.
D.By using a dummy value of 23456 in the 16-bit AS aggregator field. This value lets the router know it needs to read the 32-bit AS number that is contained in the nextTL

정답:

Question No : 8

Click on the exhibit.

Two LSPs traverse the path R1-R2-R3. Both LSPs are configured with facility fast reroute and link protection.
When router R1 is the PLR, which router becomes the Merge Point (MP) for this LSP?

A.Router R1
B.Router R2
C.Router R3
D.Router R4
E.Router R5

정답:

Question No : 9

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

A.The MPLS label value may be carried in an ATM header.
B.The MPLS label value may be carried in a shim header.
C.The MPLS label value may be carried in an OSPF header.
D.The MPLS label value may be carried in a Frame Relay header.

정답:

Question No : 10

What is the purpose of configuring a triggered-policy on an Nokia 7750 SR?

A.Policy changes are delayed until the peer router with the affected routes reboots.
B.Policy changes are delayed until route updates for affected BGP routes are received from peers.
C.Policy changes are delayed until BGP sessions are cleared or BGP is reset.
D.Policy changes are delayed until the router reboots.

정답:

Question No : 11

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

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

정답:

Question No : 12

An autonomous system has 7 routers configured with BGP .
How many iBGP sessions are required for a fully meshed configuration?

A.7
B.13
C.21
D.42

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Question No : 13