Online Access Free JN0-420 Practice Test

A customer has a control machine with a default Ansible installation. During execution of an Ansible module, the Ansible control machine generates the no hosts matched error.
Which statement is correct in this scenario?

• A.The target device was not defined on the associated DNS servers
• B.The target device was not defined in /etc/ansible/inventory/hosts on the control machine
• C.The target device was not defined in /etc/hosts on the control machine
• D.The target device was not defined in /etc/ansible/hosts on the control machine

Click the Exhibit button.
Exhibit:

How would you test the configuration snippet shown in the exhibit?

• A.Use the root@router% logger -e SSHD_LOGIN_FAILED command
• B.Use the root@router% test SSHD_LOGIN_FAILED command
• C.Use the root@router% logger SSHD_LOGIN_FAILED command
• D.Use the root@router% event SSHD_LOGIN_FAILED command

To which component(s) does the JET service APIs provide access?

• A.XML APIs
• B.YANG modules
• C.control plane
• D.forwarding plane

Click the Exhibit button.
Exhibit:

While using NETCONF, the developer attempts to lock the configuration, but the error shown in the exhibit is received. The developer verifies no one else is configuring the device.
According to Juniper, how would you clear the error in this scenario?

• A.Log in with another NETCONF session and enter the <rpc><close-
  session>8099</close-session></rpc>]]>]] command
• B.Log in with another NETCONF session, reboot the instance, and save the original configuration
• C.Log in with another NETCONF session and enter the <rpc><kill-session><session- id>8099</session-id></kill-session></rpc>]]>]]> command
• D.Log in with another NETCONF session and enter the <rpc><kill-session><session- id>user02</session-id></kill-session></rpc>]]>]]> command

Which YAML document represents a valid mapping (dictionary) of sequences (lists)?

• A.Option A
• B.Option B
• C.Option C
• D.Option D