JN0-420 Online Practice Questions and Answers

Which two statements are correct about JSON characteristics? (Choose two)

A. JSON is a supported template language

B. JSON is easy to read for humans and devices

C. JSON uses ## for comments

D. JSON is programming language independent

With which three processes does the JET service process communicate? (Choose three)

A. snmpd

B. ancpd

C. cosd

D. mgd

E. rpd

What are three ways for PyEZ to connect to supported Junos devices? (Choose three)

A. NETCONF over SSH

B. serial interface

C. Telnet

D. JET API

E. Webhook

You want to push a configuration onto a Junos device without using NETCONF. Which two will accomplish this task? (Choose two)

A. ZTP

B. Ansible

C. JET

D. JSNAPy

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

A. TLS

B. Telnet

C. BEEP

D. SSH

What is purpose of RubyEZ?

A. to provide a Ruby framework for interfacing with Juniper devices

B. to provide an off device interface to Ruby

C. to provide a Ruby interface to Juniper devices that support Puppet

D. to provide a Ruby interface to the Junos Space management product

Click the Exhibit button. Exhibit:

Referring to the exhibit, what are two results of the Python operational script? (Choose two)

A. It disables a user-selected interface

B. It commits the configuration

C. It deactivates a user-selected interface

D. It does not commit the configuration

By default, Python event scripts and SNMP scripts configured on a Junos device execute as which user?

A. wheel

B. snmpd

C. nobody

D. root

Which pair of daemons in the Junos OS handle automation?

A. mgd and jsd

B. mgd and JET

C. jsd and gRPC

D. JET and gRPC

Click the Exhibit button. Exhibit:

Referring to the exhibit, what should be replaced with to correctly print out the exception message Cannot connect to device?

A. RpcError

B. ConnectError

C. PermissionError

D. CommitError