单选题Which command will save the current active configuration as the rescue configuration?（）A user@router# save rescueB user@router> request system configuration rescue saveC user@router# save rescue configurationD user@router> file save rescue-configurati

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第3题：

Which command is used to load the rescue configuration?（）

• A、load override rescue
• B、rollback rescue
• C、load replace rescue-configuration
• D、rollback 49

正确答案:B

第4题：

Which command will save the current active configuration as the rescue configuration?（）

• A、user@router# save  rescue
• B、user@router> request system configuration rescue save
• C、user@router# save rescue configuration
• D、user@router> file save rescue-configuration

正确答案:B

第5题：

Which command will delete the current rescue configuration?（）

• A、user@router# system delete configuration rescue
• B、user@router> request system configuration rescue delete
• C、user@router# delete rescue configuration
• D、user@router> file delete rescue-configuration

正确答案:B

第6题：

You have just issued the command user@router# save current.conf.Assuming the default settings, where in the file system is current.conf saved?（）

• A、/var/tmp/
• B、/var/config/saved/
• C、/var/home/user/
• D、/config/

正确答案:C

第7题：

How do you write the current candidate configuration to the permanent storage media?（）

• A、[edit]   user@router# save /var/tmp/current.conf
• B、[edit]   user@router# write /var/tmp/current.conf
• C、[edit]   user@router# commit /var/tmp/current.conf
• D、[edit]   user@router# dump /var/tmp/current.conf

正确答案:A

第8题：

What are two ways to create a rescue configuration on a J-series router?（）

• A、Use the J-Web System > Rescue menu.
• B、Use the J-Web Configuration > Rescue menu.
• C、Issue the configure rescue save command.
• D、Issue the request system configuration rescue save command.

正确答案:B,D

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第14题：

Which command will display the active configuration?（）

• A、user@router> show configuration
• B、user@router# show
• C、user@router> show system configuration
• D、user@router> show system commit

正确答案:A

第15题：

Which two statements are true about the rescue configuration file?（）

• A、It gets updated automatically when you commit.
• B、You need to create it by issuing request system configuration rescue save.
• C、It is rollback file number 50 and you can recover it by issuing rollback 50.
• D、You can load it by entering rollback rescue.

正确答案:B,D

第16题：

You are the top of the hierarchy in configuration mode. How would you save your configuration to a file on the router?（）

• A、save configuration <filename>
• B、save config <filename>
• C、save <filename>
• D、save run <filename>

正确答案:C

第17题：

Which two statements are true about the rescue configuration file?（）

• A、It must include a root password
• B、It is roll back file number 50, and you can recover it by issuing rollback 50
• C、It is created by issuing request system configuration rescue save
• D、It is updated automatically when you commit

正确答案:A,C

第18题：

Which two statements are true regarding rescue configurations?（）

• A、Once saved, a rescue configuration is loaded using the rollback 0 command.
• B、The rescue configuration must contain the minimal elements necessary to restore network connectivity.
• C、A minimal rescue configuration is defined by default.
• D、A rescue configuration must include a root password.

正确答案:B,D

第19题：

How can you verify that you have correctly configured SSH access to your Junos device?（）

• A、user@router# show system services
• B、user@router> show configuration services
• C、user@router# show configuration system services
• D、user@router# show system login

正确答案:A

第20题：

Which two statements are true about the rescue configuration file?（）

• A、It must include a root password.
• B、It is rollback file number 50, and you can recover it by issuing rollback 50.
• C、It is created by issuing request system configuration rescue save.
• D、It is updated automatically when you commit.

正确答案:A,C

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