Juniper JN0-421 JNCIS-DevOps Exam Practice Test Instant Access

Question 1

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

ATLS

BTelnet

CBEEP

DSSH

Answer : D

The NETCONF protocol uses a simple remote procedure call (RPC) layer running over secure transports to facilitate communication between a client and a server. The Secure Shell (SSH) [6] is the mandatory secure transport that all NETCONF clients and servers are required to implement as a means of promoting interoperability.

Question 2

Click the Exhibit button.

Exhibit:

The Ansible playbook shown in the exhibit is executed against a set of Junos network devices. Each Junos device is configured with a user account in the super-user login class. The user account uses SSH-key-based authentication with a passphrase of user123.

What is the result of executing this playbook against the Junos network devices?

AThe playbook executes, but fails with a ''ConnectAuthError'' due to the missing passphrase argument to the junos_get_facts module

BThe playbook fails due to a YAML syntax error.

CThe playbook executes and prints the version of Junos running on each network device as the value of response.facts.version

DThe playbook executes and prints ''VARIABLE IS NOT DEFINED!'' as the value response.facts.version

Answer : C

Question 3

Which two primary processes are used by Juniper devices for on-box or off-box automation? (Choose two)

Amgd

Bancpd

Cjsd

Drpd

Answer : A, C

Question 4

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

AYANG modules

BXML APIs

Ccontrol plane

Dforwarding plane

Answer : C

Question 5

Which command is used to execute an Ansible playbook?

Aansible-vault

Bansible

Cansible-galaxy

Dansible-playbook

Answer : D

Question 6

You want to push a configuration onto a Junos device without using NETCONF.

Which two will accomplish this task? (Choose two)

AZTP

BAnsible

CJET

DJSNAPy

Answer : A, C

Question 7

Which command is valid for accessing a Junos device using the RESTful API on the default port?

AOption A

BOption B

COption C

DOption D

Answer : C

Juniper JN0-421 Automation and DevOps, Specialist Exam JNCIS-DevOps Exam Practice Test