Free Juniper JN0-421 Exam Dumps Questions & Answers

Click the Exhibit button.
Exhibit:


Referring to the exhibit, which Python statement selects the <user-entry> element for the user logged in on the pts/2 TTY?

• A.  response.find("../user-entry/[tty='pts/2']")
• B.  response.find("./uptime-information/user-table/user-entry@tty='pts/2'")
• C.  response.find("./uptime-information/user-table/[tty='pts/2']/user-entry")
• D.  response.find("./uptime-information/user-table/user-entry/tty='pts/2'")

Which transport protocol must be supported by RFC-compliant NETCONF implementations?

• A.  SSH
• B.  Telnet
• C.  BEEP
• D.  TLS

Your organization is creating a custom YANG module. You are asked to create a leaf node called timeout with a data type of duration.
In this scenario, what is the appropriate syntax for this leaf node?

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

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

Which messaging protocol do JET service APIs use to interface with the Junos OS?

• A.  MQTT
• B.  RabbitMQ
• C.  gRPC
• D.  NETCONF