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

With the inclusion of Python in the Junos OS, what is an advantage that this feature provides administrators?

• A.  It provides compatibility with all Python versions
• B.  The ability to compile Python scripts on the device
• C.  It provides the Python command line (REPL) for testing
• D.  The ability to execute Python scripts on the device

You are asked to write an application that interacts directly with the internal APIs belonging to rpd Which statement is true in this scenario?

• A.  You must write the application using the YANG APIs
• B.  You must write the application using the JET APIs
• C.  You must write the application using the REST APIs
• D.  You must write the application using the XML APIs

Which statement describes the relationship between YANG and NETCONF?

• A.  NETCONF models XML data used to program YANG modules
• B.  YANG models the state and configuration data manipulated by the NETCONF protocol
• C.  NETCONF is the programming language used to create the state and configuration data manipulated by YANG
• D.  YANG is the programming language used to generate base classes to develop the NETCONF protocol

Click the Exhibit button.
Exhibit:

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

• A.  Use the root@router% event 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% logger -e SSHD_LOGIN_FAILED command