Alcatel-Lucent 4A0-101 問題集

質問 1：
How is the DR selected when an OSPF router is added to a broadcast network?
A. The current DR is selected, if there is one. Otherwise, the router with the highest priority is the DR. If priorities are the same, the DR is chosen based on the highest RID.
B. The router with the lowest priority is the DR. If priorities are the same, the current DR is selected. Otherwise the DR is chosen based on the lowest RID.
C. The router with the highest priority is the DR. If priorities are the same, the current DR is selected. Otherwise the DR is chosen based on the highest RI
D. The current DR is selected, if there is one. Otherwise, the router with the lowest priority is the DR. If priorities are the same, the DR is chosen based on the lowest RID.
正解：A

質問 2：
Which of the statements below best describes the operation of the IPv6 anycast address?
A. A packet with a destination anycast address is sent to all nodes that are assigned the anycast address.
B. A packet with a destination anycast address is sent to the nearest node that is assigned the anycast address
C. A packet with a destination anycast address is sent to all nodes on the local network.
D. A packet with a destination anycast address is sent to all nodes on the local link.
E. A packet with a destination anycast address is sent to all nodes that have joined the anycast group.
正解：B

質問 3：
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 Alcatel-Lucent 7750 SR?
A. ping static 10.5.5.5
B. ping 10.5.5.5
C. ping static 0.0.0.0/0
D. ping 0.0.0.0
正解：B

質問 4：
Click on the exhibit.

Which of the following would you expect to see in router R4's OSPF database?


A. Option A
B. Option C
C. Option D
D. Option B
正解：B

質問 5：
A service provider is deploying a 6over4 tunnel to connect a customer's branch office IPv6 network to the corporate headquarters as shown in the exhibit. Which command is used to create a default route on PE2 for the branch office network?
A. configure router static-route 0.0.0.0/0 indirect 2001:DB8:1:100::1
B. configure router static-route ::/0 indirect 10.10.10.2
C. configure router static-route 0.0.0.0/0 indirect 10.10.10.2
D. configure outer static-route::/0indirect2001:DB8:1:101::1
E. configure router static-route::/0indirect2001:DB8:1:100::1
正解：B

質問 6：
Which of the following statements describe the major features of OSPF? Choose two answers.
A. Route redistribution
B. Traffic engineering extensions
C. Control traffic prioritization
D. Fast reroute capability
E. Cut through forwarding
正解：A,B

質問 7：
Which field of an IPv6 header indicates an upper layer protocol carried in the packet?
A. Next Header
B. Payload Length
C. Flow Label
D. Options
E. Traffic Class
正解：A

質問 8：
Click on the exhibit.

What is the correct command to configure a default route on the Alcatel-Lucent 7750SR R2?
A. config>router> static-route 0.0.0.0/0 next-hop 10.1.2.2
B. config> static-route 0.0.0.0/0 next-hop 10.1.2.2
C. config>router> static-route 0.0.0.0 255.255.255.255 next-hop 10.1.2.1
D. config>router> static-route 0.0.0.0/0 next-hop 10.1.2.1
正解：D

質問 9：
Which of the following statements regarding area border routers in an OSPF network is true?
A. By definition, an area border router must perform route summarization between areas.
B. The term backbone router has the same definition as the term area border router.
C. Area border routers connect the backbone area to other areas in an OSPF network.
D. An OSPF network needs at least one area border router to function.
正解：C