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Which switch should be used with the ipconfig command if an

题目
单选题
Which switch should be used with the ipconfig command if an administrator wants to test the functionality of a DHCP server?（）
A

/renew

B

/flushdns

C

/release

D

/all

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相似问题和答案

第1题：

Which switch should be used with the ipconfig command if an administrator wants to test the functionality of a DHCP server?()

A. /renew

B. /flushdns

C. /release

D. /all


参考答案：A

第2题：

An operator has been asked if a system was rebooted. Which of the following commands should be used to determine if a reboot has occurred?()

A. The name?command.The ?name?command.

B. The ptime?command.The ?ptime?command.

C. The hutdown ast?command.The ?hutdown ?ast?command.

D. The ?etc/rc.shutdown?command.


参考答案：B

第3题：

Which of the following command line tools can be used to display the default gateway, IP address,and DNS servers currently being used by a host?()

A.TRACERT

B.IPCONFIG/ALL

C.NSLOOKUP

D.PING-T


参考答案：B

第4题：

A port in a redundant topology is currently in the blocking state and is not receiving BPDUs. To ensure that this port does not erroneously transition to the forwarding state，  which command should be configured to satisfy the requirement？（）

  • A、Switch（config）#spanning-tree loopguard default
  • B、Switch（config-if）#spanning-tree bdpufilter
  • C、Switch（config）#udld aggressive
  • D、Switch（config-if）#spanning-tree bpduguard

正确答案:A

第5题：

For which type of connection should a straight－through cable be used?()

A.switch to switch

B.switch to hub

C.switch to router

D.hub to hub

E.router to PC


参考答案：C

第6题：

Which command should be used to reset a failed login count?()

A.chsec

B.chusr

C.passwd

D.chgusrprf


参考答案：A

第7题：

Which command can be used from a PC to verify the connectivity between hosts that connect through a switch in the same LAN?()

A.ping address

B.tracert address

C.traceroute address

D.arp address


参考答案：A

第8题：

An administrator is having a hard time adding a new switch to the network. After verifying that allthe ports are configured correctly on each switch, which of the following should the administratorverily NEXT?（）

A. Straight-through cable is used to connect both switches

B. Loopback plug is connected

C. Crossover cable is used to connect both switches

D. Cable is a rollover cable


参考答案：C

第9题：

For which type of connection should a straight-through cable be used?（）

  • A、switch to switch
  • B、switch to hub
  • C、switch to router
  • D、hub to hub
  • E、router to PC

正确答案:C

第10题：

You need make configuration changes to an existing layer 3 switch in the Company network. On a  multilayer Catalyst switch，  which interface command is used to convert a Layer 3 interface to a  Layer 2 interface？（）

  • A、 switchport access vlan vlan-id
  • B、 switchport
  • C、 switchport mode access
  • D、 no switchport
  • E、 None of the other alternatives apply

正确答案:B

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