350-401 Practice Test Questions

839 Questions


Topic 1: Exam Pool A

Which two operations are valid for RESTCONF? (Choose two.)

 


A.

HEAD


B.

REMOVE


C.

PULL


D.

PATCH


E.

ADD


F.

PUSH





A.
  

HEAD



D.
  

PATCH



Explanation: RESTCONF operations include OPTIONS, HEAD, GET, POST, PATCH, DELETE.

Refer to the exhibit. A network engineer configures NAT on R1 and enters the show command to verity the configuration What does the output confirm?


A.

The first pocket triggered NAT to add on entry to NAT table


B.

R1 is configured with NAT overload parameters


C.

A Telnet from 160.1.1 1 to 10.1.1.10 has been initiated


D.

R1 to configured with PAT overload parameters





A.
  

The first pocket triggered NAT to add on entry to NAT table



Refer to the exhibit. An engineer is investigating why guest users are able to access other guest user devices when the users are connected to the customer guest WLAN. What action resolves this issue?


A.

implement MFP client protection


B.

implement split tunneling


C.

implement P2P blocking


D.

implement Wi-Fi direct policy





C.
  

implement P2P blocking



Explanation: This control determines whether the Wireless LAN Controller is configured to prevent clients connected to the same Wireless Local Area Controller from communicating with each other.

Wireless Client Isolation prevents wireless clients from communicating with each other over the RF. Packets that arrive on the wireless interface are forwarded only out the wired interface of an Access Point. One wireless client could potentially compromise another client sharing the same wireless network.

 


A.

Option A


B.

Option B


C.

Option C


D.

Option D





B.
  

Option B



In an SD-Access solution what is the role of a fabric edge node?

 


A.

to connect external Layer 3- network to the SD-Access fabric


B.

to connect wired endpoint to the SD-Access fabric


C.

to advertise fabric IP address space to external network


D.

to connect the fusion router to the SD-Access fabric





B.
  

to connect wired endpoint to the SD-Access fabric



Explanation: + Fabric edge node: This fabric device (for example, access or distribution layer device) connects

Refer to the exhibit How was spanning-tree configured on this interface?


A.

By entering the command spanning-tree portfast trunk in the interface configuration mode.


B.

By entering the command spanning-tree portfast in the interface configuration mode


C.

By entering the command spanning-tree mst1 vlan 10,20,30,40 in the global configuration mode


D.

By entering the command spanning-tree vlan 10,20,30,40 root primary in the interface configuration mode





A.
  

By entering the command spanning-tree portfast trunk in the interface configuration mode.



Refer to the exhibit. What does the error message relay to the administrator who is trying to configure a Cisco IOS device?


A.

A NETCONF request was made for a data model that does not exist.


B.

The device received a valid NETCONF request and serviced it without error.


C.

A NETCONF message with valid content based on the YANG data models was made, but the request failed.


D.

The NETCONF running datastore is currently locked.





A.
  

A NETCONF request was made for a data model that does not exist.



Which exhibit displays a valid JSON file?


A.

Option A


B.

Option D


C.

Option C


D.

Option D





D.
  

Option D



Refer to the exhibit. The connecting between SW1 and SW2 is not operational. Which two actions resolve the issue? (Choose two)


A.

configure switchport mode access on SW2


B.

configure switchport nonegotiate on SW2


C.

configure switchport mode trunk on SW2


D.

configure switchport nonegotiate on SW1


E.

configure switchport mode dynamic desirable on SW2





C.
  

configure switchport mode trunk on SW2



E.
  

configure switchport mode dynamic desirable on SW2



How does the RIB differ from the FIB?

 


A.

The RIB is used to create network topologies and routing tables. The FIB is a list of routes to particular network destinations.


B.

The FIB includes many routes a single destination. The RIB is the best route to a single destination.


C.

The RIB includes many routes to the same destination prefix. The FIB contains only the best route


D.

The FIB maintains network topologies and routing tables. The RIB is a Iist of routes to particular network destinations.





A.
  

The RIB is used to create network topologies and routing tables. The FIB is a list of routes to particular network destinations.



Which three elements determine Air Time efficiency? (Choose three)


A.

evert-driven RRM


B.

data rate (modulation density) or QAM


C.

channel bandwidth


D.

number of spatial streams and spatial reuse


E.

RF group leader


F.

dynamic channel assignment





B.
  

data rate (modulation density) or QAM



C.
  

channel bandwidth



D.
  

number of spatial streams and spatial reuse



An engineer must ensure that all traffic leaving AS 200 will choose Link 2 as the exit point. Assuming that all BGP neighbor relationships have been formed and that the attributes have not been changed on any of the routers, which configuration accomplish task?


A.

R4(config-router)bgp default local-preference 200


B.

R3(config-router)neighbor 10.1.1.1 weight 200


C.

R3(config-router)bgp default local-preference 200


D.

R4(config-router)nighbor 10.2.2.2 weight 200





A.
  

R4(config-router)bgp default local-preference 200



Explanation: Local preference is an indication to the AS about which path has preference to exit the AS in order to reach a certain network. A path with a higher local preference is preferred. The default value for local preference is 100.
Unlike the weight attribute, which is only relevant to the local router, local preference is an attribute that routers exchange in the same AS. The local preference is set with the “bgp default local-preference value” command. In this case, both R3 & R4 have exit links but R4 has higher local-preference so R4 will be chosen as the preferred exit point from AS 200.


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