ガイド（2021年最新）実際のNokia 4A0-113試験問題
4A0-113試験問題集合格させるのは更新されたのは2021年年最新の認証済み試験問題
Nokia 4A0-113 認定試験の出題範囲：
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質問 40
In an OSPF Hello packet, which of the following fields must match for all neighbor routers on the segment? Choose three answers.
- A. Area ID W B.
- B. Checksum values
- C. Stub flag
- D. The list of neighbors
- E. Hello and Dead intervals PC.
正解: A,C,E
質問 41
When are virtual links used in OSPF?
- A. When two areas need to communicate and there is no area 0.
- B. When two areas are connected to area 0, but there is no direct path between them.
- C. When an area needs to traverse another area to reach area 0.
- D. When an area needs to connect directly to another area without using area 0.
正解: C
質問 42
What command will show the OSPF neighbors, and their status on the Nokia 7750 SR?
- A. Show ospf neighbors
- B. Show router ospf adjacency
- C. Show router ospf neighbors
- D. Show ospf adjacency
正解: C
質問 43
Which of the following statements best describes the function of an OSPF Type 4 LSA?
- A. A Type 4 LSA is originated by an ABR to describe a route to an ASBR to routers outside the area.
- B. A Type 4 LSA is originated by an ABR that is connected to a stub area. The LSA is injected into the stub area to provide routing information.
- C. A Type 4 LSA is originated by an ASBR to describe a route to itself to routers outside the area.
- D. A Type 4 LSA is originated by an ABR that is connected to a stub area. The LSA is injected into the backbone area to provide routing information.
正解: A
質問 44
Click the exhibit button.
Given the topology and the show commands, and assuming that router R2 advertises all of its loopbacks into OSPF, what is the correct router R1 configuration?
- A. Option D
- B. Option B
- C. Option C
- D. Option A
正解: D
質問 45
What are the three databases maintained by a Link State Protocol?
- A. Neighbor, adjacency, route table
- B. Neighbor, topology, forwarding
- C. Topology, routing, forwarding
- D. There are only two databases: adjacency and topology
正解: B
質問 46
What are the default Hello and Dead timer intervals for OSPF on the Nokia 7750 SR?
- A. 10 and 40 seconds
- B. 5 and 15 seconds
- C. 10 and 30 seconds
- D. 5 and 20 seconds
正解: A
質問 47
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 router has not received a valid OSPF Hello packet from its neighbor.
- B. An OSPF database description packet has not been received from the neighbor.
- C. The interface facing the neighbor is down.
- D. The interface is included in a different area than the neighbor router.
正解: B
質問 48
Click the exhibit button.
If router R2 redistributes the IS-IS route to 192.168.3.0/24 into OSPF, router R3 will receive two routes to 192.168.3.0/24. What will be the preference of these two routes? Assume that all IS-IS routers are L1/L2 capable and are in the same are a. Choose two answers.
- A. The IS-IS Level 1 internal preference
- B. The IS-IS Level 2 external preference
- C. The IS-IS Level 2 internal preference
- D. The OSPF internal preference
- E. The IS-IS Level 1 external preference
- F. The OSPF external preference
正解: A,F
質問 49
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
正解: A
質問 50
Click the exhibit button.
192.168.3.1 is a loopback interface on router R2 and is distributed to OSPF area 0, but the ping fails from router R3. Which of the following is a possible solution to the problem?
- A. Add the "summaries" option to the NSSA area configuration on router R1
- B. Add the "originate-default-route" option in the NSSA area configuration on router R3
- C. Make a static route on router R1 to 192.168.3.1
- D. Make a default route on router R2
正解: A
質問 51
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. Type 4 LSAs are not generated in this network topology.
- B. One.
- C. One for each of the routers in area 0
- D. One for each of the external routes exported by router R1.
正解: A
質問 52
What is the default inbound metric for RIP on the Nokia 7750 SR?
- A. A value of 15.
- B. Whatever the advertised metric happens to be.
- C. A value of 1.
- D. This must be administratively set as there is no default value.
正解: C
質問 53
Refer to the exhibit.
Assume that OSPFv3 is properly configured on all routers and that R4 advertises its system prefix into Area 0. Which of the following statements best describes how R5 learns R4's IPv6 system prefix?
- A. With a Router LSA originated by R5
- B. With an Inter-Area Prefix LSA originated by R5
- C. With an Inter-Area Prefix LSA originated by R4
- D. With an Inter-Area Prefix LSA originated by R1
- E. With a Router LSA originated by R1
- F. With a Router LSA originated by R4
正解: D
質問 54
What is the source IP address in an OSPF update?
- A. 224.0.0.5
- B. 224.0.0.6
- C. The unicast IP address of the interface the update is sent on
- D. The system address of the router.
正解: C
質問 55
Click the exhibit button.
The OSPF packets shown have been exchanged between two neighbors. What state is the OSPF adjacency in?
- A. The adjacency is in the exchange state. The next step is to exchange link state request and link state update packets.
- B. The adjacency state is two way because both routers have received a database description packet.
- 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.
正解: C
質問 56
What must be configured on the Nokia 7750 SR for RIP to advertise locally attached links?
- A. A group and neighbor statement for each peer
- B. A policy statement within the router identifying what is to be advertised
- C. Access-lists denoting what is to be advertised
- D. Default metrics for each link
正解: B
質問 57
What are some of the characteristics of Nokia's implementation of non-stop routing? (Choose two)
- A. Uses Graceful Restart to inter-operate with other vendors
- B. Transparent to routing neighbors
- C. No protocol extensions required
- D. Only supported by OSPF and IS-IS
正解: B,C
質問 58
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 1 Router LSA
- B. Type 4 ASBR LSA
- C. Type 3 Summary LSA
- D. Type 2 Network LSA
正解: A
質問 59
An Nokia 7750 SR receives a route via an IS-IS LSP with internal reach ability, and receives the same route via an OSPF type 5 LSA.
If al protocol preferences are default, which route will be installed in the route table?
- A. Both routes will be installed, if ECMP is enabled.
- B. Both routes will be installed, regardless of whether ECMP is enabled.
- C. The route learned via the OSPF type 5 LSA will be installed.
- D. The route learned via IS-IS will be installed.
正解: D
質問 60
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4A0-113試験問題でリアルに更新された問題PDF：https://drive.google.com/open?id=1la0Rf29mETKGxOxZetzqYcE-Z19g-lDc