JN0-347 実際試験問題と解答 - 模擬練習 - 受験自信を増やす

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Question No : 1
You are asked to ensure that a designated interface on an EX Series switch only allows a specific server to pass traffic.
Which two features are required to satisfy this solution? (Choose two.)

A.IP source guard
B.proxy ARP
C.MAC limiting
D.persistent MAC learning

正解:
Explanation:

Question No : 2
Which Junos feature allows you to combine multiple interfaces into a single bundle?

A.VRRP
B.Virtual Chassis
C.LAG
D.NSB

正解:

Question No : 3
Click the Exhibit button.

Referring to the exhibit, when using the default routing behavior, what happens to Packet A and Packet B on R1?

A.Packet A is rejected and Packet B is forwarded to its destination.
B.Packet A is forwarded to its destination and Packet B is rejected.
C.Packet A and Packet B are forwarded to their respective destinations.
D.Packet A and Packet B are discarded.

正解:

Question No : 4
Which two statements are true about nonstop bridging (NSB)? (Choose two.)

A.NSB does not require all participating Routing Engines to run the same version of the Junos O
B.NSB can be enabled under theprotocols layer2-controlhierarchy.
C.NSB requires you to configure gracefulRouting Engine switchover (GRES).
D.NSB does not require you to configure graceful Routing Engine switchover (GRES).

正解:

Question No : 5
What is the default BGP group type on a Junos device?

A.internal
B.external
C.multihop
D.null

正解:

Question No : 6
Which statement is true about load balancing of equal cost paths?

A.A load-balancing policy must be configured under thepolicy-optionshierarchy.
B.The route preference parameter must be manually set to the same value.
C.The maximum-paths parameter must be configured under therouting-optionshierarchy.
D.Traffic is balanced across equal cost paths by default.

正解:

Question No : 7
Click the Exhibit button.

Referring to the exhibit, which two statements are correct? (Choose two.)

A.All traffic destined to the 172.25.11.0/24 subnet will be discarded.
B.SSH traffic receivedfrom host IP 172.25.11.2 will be accepted.
C.Any traffic not matched by one of the terms will be discarded.
D.ICMP echo requests destined to 172.25.11.10 will be accepted.

正解:

Question No : 8
You disconnected a switch from the Virtual Chassis, but the disconnected switch’s member ID is still displayed in the status output.
Which operational command is used to remove the disconnected member?

A.request virtual-chassis renumber member-id 3 new-member-id 2
B.request virtual-chassis vc-port delete pic-slot 2 port 0
C.request virtual-chassis reactivate
D.requestvirtual-chassis recycle

正解:

Question No : 9
Which two OSPF LSA types will you see in a stub area? (Choose two.)

A.network (Type 2)
B.summary (Type 3)
C.ASBR summary (Type 4)
D.external (Type 5)

正解:

Question No : 10
Which three mechanisms are associated with the bridging process? (Choose three.)

A.pruning
B.listening
C.learning
D.filtering
E.flooding

正解:

Question No : 11
Which two statements are true about link aggregation groups (LAGs)? (Choose two.)

A.Member links must use contiguous ports on the same member switch.
B.Duplex and speedsettings are not required to match on both participating devices.
C.If one-member link fails, the LAG can continue to carry traffic over the remaining links.
D.LAGs increase available bandwidth based on the number of member links.

正解:

Question No : 12
There is a GRE tunnel configured over the Internet between Router-1 and Router-2. An OSPF adjacency is configured over this GRE tunnel. However, the OSPF adjacency briefly reaches the Full state before it is torn down. This cycle repeats indefinitely.
Which two actions would you perform to solve this problem? (Choose two.)

A.Configure OSPF to not export the tunnel endpoint interface routes.
B.Configure the GRE interfaces on both routers as passive interfaces in OSP
C.Configure the physical WAN interfaces on both routers as passive OSPF interfaces.
D.Configure static routes to the tunnel endpoints.

正解:

Question No : 13
Click the Exhibit button.

The configuration shown in the exhibit was committed on an EX Series switch. You are notified that the phone using the voice VLAN does not work. You determine that voice traffic is not passing through the local switch.
What should be done to solve the problem?

A.You should add the voice VLAN as a member on the ge-0/0/8.0 interface.
B.You should change the port mode on ge-0/0/9.0 totrunk.
C.You should add the voice VLAN as a member on the ge-0/0/9.0 interface.
D.You should change the voice VLAN ID to match the data VLAN I

正解:

Question No : 14
What are two OSPF packet types that use multicast for communication on a multicast segment? (Choose two.)

A.hello
B.link-state request
C.database description
D.link-state update

正解:

Question No : 15
Click the Exhibit button.

Referring to the exhibit, why is the 0.0.0.0/0 route hidden?

A.The next hop is set to discard.
B.Youalready have an active BGP default route.
C.You cannot make a 0.0.0.0/0 generated route.
D.There are no contributing routes.

正解:

Juniper JN0-347 問題練習