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Given the output of the Floor3 switch, what statement descri

题目
单选题
Given the output of the Floor3 switch, what statement describes the operation of this switch（）。
A

VTP is disabled on this switch.

B

The switch can create, change, and delete VLANs.

C

The switch learns VLAN information but does not save it to NVRAM.

D

The switch can create VLANs locally but will not forward this information to other switches.

E

The switch learns VLAN information and updates the local VLAN data base in NVRAM.

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相似问题和答案

第1题：

An administrator is unsuccessful in adding VLAN 50 to aswitch. While troubleshooting the problem, the administrator views the output of the show vtp status command, which is displayed in the graphic. What commands must be issued on this switch to add VLAN 50 to the database?（）

A. Switch(config-if)# switchport access vlan 50

B. Switch(vlan)# vtp server

C. Switch(config)# config-revision 20

D. Switch(config)# vlan 50 name Tech

E. Switch(vlan)# vlan 50

F. Switch(vlan)# switchport trunk vlan 50


参考答案：B, E

第2题：

A network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port（）。

  • A、This is a 10 Mb/s switch port
  • B、This is a 100 Mb/s switch port
  • C、This is an Ethernet port operating at half duplex
  • D、This is an Ethernet port operating at full duplex
  • E、This is a port on a network interface card in a PC

正确答案:C

第3题：

Click the Exhibit button. Given: ClassA a = new ClassA(); a.methodA(); What is the result? ()

A.Compilation fails.

B.ClassC is displayed.

C.The code runs with no output.

D.An exception is thrown at runtime.


参考答案：D

第4题：

A Host connected to an NPV switch is not able to see the storage connected to the core switch. Given the output of the show command below， what is the reason of this issue？（） switch# show npv status  npiv is enabled  External Interfaces：   ===============  InterfacE. fc1/1， VSAN： 1， FCID. 0x000000， StatE. Other   Number of External Interfaces： 4 

  • A、 NPV is not enabled on the core switch？
  • B、 The interface connected to the Core switch is in admin down state
  • C、 The local host interface belongs to the wrong VSAN？
  • D、 The local host interface is not able to login

正确答案:B

第5题：

While you are troubleshooting network performance issues， you notice that a switch is periodically flooding all unicast traffic. Further investigation reveals that periodically the switch is also having spikes in CPU utilization， causing the MAC address table to be flushed and relearned. What is the most likely cause of this issue？（）

  • A、a routing protocol that is flooding updates
  • B、a flapping port that is generating BPDUs with the TCN bit set
  • C、STP is not running on the switch
  • D、a user that is downloading the output of the show-tech command
  • E、a corrupted switch CAM table

正确答案:B

第6题：

Refer to the exhibit. Given the output shown from this Cisco Catalyst 2950, what is the most likely reason that interface FastEthernet 0／10 is not the root port for VLAN 2?()

A.This switch has more than one interface connected to the root network segment in VLAN 2.

B.This switch is running RSTP while the elected designated switch is running 802.1d Spanning Tree.

C.This switch interface has a higher path cost to the root bridge than another in the topology.

D.This switch has a lower bridge ID for VLAN 2 than the elected designated switch.


参考答案：C

第7题：

Which statements concerning the switch construct are true？（）  

  • A、All switch statements must have a default label.
  • B、There must be exactly one label for each code segment in a switch statement.
  • C、The keyword continue can never occur within the body of a switch statement.
  • D、No case label may follow a default label within a single switch statement.
  • E、A character literal can be used as a value for a case label.

正确答案:E

第8题：

Given:What is the output?()

A.42

B.420

C.462

D.42042

E.Compilation fails.

F.An exception is thrown at runtime.


参考答案：D

第9题：

Given the output of the Floor3 switch, what statement describes the operation of this switch（）。

  • A、VTP is disabled on this switch.
  • B、The switch can create, change, and delete VLANs.
  • C、The switch learns VLAN information but does not save it to NVRAM.
  • D、The switch can create VLANs locally but will not forward this information to other switches.
  • E、The switch learns VLAN information and updates the local VLAN data base in NVRAM.

正确答案:C

第10题：

A Company switch was configured as shown below：  switchport mode access  switchport port-security   switchport port-security maximum 2 switchport port-security mac-address 0002.0002.0002   switchport port-security violation shutdown   Given the configuration output shown above，  what happens when a host with the MAC address of  0003.0003.0003 is directly connected to the switch port？ （）

  • A、 The host will be allowed to connect.
  • B、 The port will shut down.
  • C、 The host can only connect through a hub/switch where 0002.0002.0002 is already connected.  
  • D、 The host will be refused access.
  • E、 None of the other alternatives apply

正确答案:A

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