juniper认证考试

Which two commands allow you to return to a previous verision of software on the device?（）A、request sytem software addB、request sytem software downgradeC、request sytem software replaceD、request sytem software rollback

题目

Which two commands allow you to return to a previous verision of software on the device?（）

  • A、request sytem software add
  • B、request sytem software downgrade
  • C、request sytem software replace
  • D、request sytem software rollback
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相似问题和答案

第1题：

Which two commands would you use to discard a candidate configuration?()

A. rollback

B. delete

C. delete 0

D. rollback 0


参考答案：A, D

第2题：

In order to allow the establishment of a Telnet session with a router, which set of commands must be configured()。

A.A

B.B

C.C

D.D

E.E

F.F


参考答案：F

第3题：

You receive an alarm that your Junos device is experiencing problems regarding temperature. Which two commands would you use to investigate this problem?()

A. show chassis hardware

B. show chassis temperature-thresholds

C. show chassis pic fpc-slot <value> pic-slot <value>

D. show chassis environment


参考答案：B, D

第4题：

Which of the following commands verifies connectivity between two hosts?（）

  • A、chkntfs
  • B、dxdiag
  • C、tracert
  • D、ipconfig
  • E、ping

正确答案:C,E

第5题：

You have 2 commands used for ftp： ip ftp username xxxxxx ip ftp password yyyyyy Which two commands will be used when switching from ftp to http？


正确答案: Ip http client username xxxxxx
Ip http client password yyyyyy

第6题：

Which two commands allow you to return to a previous verision of software on the device?()

A. request sytem software add

B. request sytem software downgrade

C. request sytem software replace

D. request sytem software rollback


参考答案：A, D

第7题：

You are the network consultant from passguide.com. You have been asked for which two features of optical networks allow data to be transmitted over extremely long distances? （）

  • A、Encryption
  • B、Bandwidth limits
  • C、Minimal signal loss
  • D、No EMI

正确答案:C,D

第8题：

Which three commands allow you to verify the current state of your BGP neighbors?()

A. show bgp group

B. show bgp status

C. show bgp summary

D. show bgp neighbor

E. show protocols bgp


参考答案：A, C, D

第9题：

Which of the following commands will allow remote use of a folder?（）

  • A、NET SEND
  • B、NET SHARE
  • C、NET FILE
  • D、NET VIEW

正确答案:B

第10题：

Which three commands allow you to verify the current state of your BGP neighbors?（）

  • A、show bgp group
  • B、show bgp status
  • C、show bgp summary
  • D、show bgp neighbor
  • E、show protocols bgp

正确答案:A,C,D

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