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JN0-412 Juniper Cloud, Specialist (JNCIS-Cloud) Free Practice Exam Questions (2025 Updated)

Prepare effectively for your Juniper JN0-412 Cloud, Specialist (JNCIS-Cloud) certification with our extensive collection of free, high-quality practice questions. Each question is designed to mirror the actual exam format and objectives, complete with comprehensive answers and detailed explanations. Our materials are regularly updated for 2025, ensuring you have the most current resources to build confidence and succeed on your first attempt.

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Total 65 questions

What are two networking components of OpenStack? (Choose two.)

A.

Neutron

B.

Nova

C.

Ironic

D.

Barbican

Which role does Contrail serve in SDN?

A.

orchestrator

B.

controller

C.

gateway

D.

fabric

A snapshot of a VM1 instance was just taken. The snapshot is named VM2. You must launch a new VM instance called VM2 using the newly created snapshot.

Which step must be taken to launch the instance?

A.

Create and launch the VM2 instance using the snapshot found under Project > Compute > Images.

B.

Launch the VM2 instance found under Project > Compute > Instances.

C.

Create and launch the VM2 instance using the snapshot found under Other > Snapshots.

D.

Launch the VM2 instance found under the drop-down menu for the VM1 instance.

You decide to create only host routes for each of your virtual networks in a project. Each virtual network is sent its correct host prefix. When troubleshooting inter-VN connectivity, using the ping command, the response times out between two virtual networks even though your policies allow for it.

What is the problem in this scenario?

A.

The VMs do not have interfaces.

B.

Using host routes prevents the default route from being sent.

C.

Your VMs have incorrect DNS settings.

D.

The IPAM settings are incorrect.

When creating a firewall rule in Contrail Security, which two types of endpoints are available? (Choose two.)

A.

virtual network

B.

tag

C.

domain

D.

service level

What is a TAP interface in Contrail?

A.

A software network interface that operates at OSI Layer 3.

B.

A hardware network interface that operates at OSI Layer 3.

C.

A software network interface that operates at OSI Layer 2.

D.

A hardware network interface that operates at OSI Layer 2.

Which two statements are true about AppFormix? (Choose two.)

A.

The analytics component of AppFormix takes action on notifications and SLA violations.

B.

AppFormix tracks SLAs and generates alerts in the event of an SLA violation.

C.

AppFoxmix analyzes resource usage trends to predict capacity needs.

D.

AppFormix does not require an agent on compute nodes.

Click the Exhibit button.

What will be the result of deploying the Heat template shown in the exhibit?

A.

Neither VM will be deployed.

B.

Only vm_2 will be deployed and vm_1 will be overwritten.

C.

Both vm_1 and vm_2 will be deployed.

D.

Only vm_1 will be deployed and vm_2 will fail.

You are using Contrail as the SDN controller for your data center. You must ensure that Contrail provides DNS service to the VMs of a particular virtual network.

Which two DNS modes would accomplish this task? (Choose two.)

A.

tenant

B.

virtual DNS

C.

default

D.

reverse

Which endpoint type in Contrail Security provides multidimensional segmentation such as application, tier, deployment or site parameters?

A.

domain

B.

virtual network

C.

tag

D.

address group

Which two statements regarding tags, within the Contrail Security framework, are correct? (Choose two.)

A.

RBAC determines which user accounts can modify or remove attached tags.

B.

Tags are communicated from the control node to vRouters through route updates.

C.

Only the CSPadmin user account can modify or remove attached tags.

D.

Tags are communicated from the config node to vRouters through route updates.

You have deployed a Contrail cluster that must support bare-metal servers.

Which protocol is used to communicate between the bare-metal server’s virtual tunnel endpoints and the Contrail cluster to establish sessions with the VM servers?

A.

SRTP

B.

EVPN/VXLAN

C.

BGP

D.

XMPP

A vRouter includes which two containers? (Choose two.)

A.

nodemgr

B.

dns

C.

api

D.

agent

You are creating an AppFormix dynamic alarm definition with a dynamic threshold.

In this scenario, which three parameters are available? (Choose three.)

A.

baseline analysis algorithm

B.

state

C.

owner

D.

sensitivity

E.

learning period duration

You are asked to change the settings in the AppFormix UI so that compute1’s status displays “Bad” only when CPU utilization is above 70%.

In which workspace of the AppFormix UI would you perform this task?

A.

SLA Settings

B.

Notification Settings

C.

Plugins

D.

Services Settings

Which two statements are true about AppFormix Heat maps? (Choose two.)

A.

AppFormix Heat maps show historical performance at a glance.

B.

AppFormix Heat maps show a visual chart of the relationship between hosts and VMs.

C.

AppFormix Heat maps show real-time performance at a glance.

D.

AppFormix Heat maps show a visual chart of the relationship between control and config nodes.

Which ETSI NFV function is responsible for the management of virtual network functions (VNF) and element management systems (EMS)?

A.

Virtual Network Function Manager (VNFM)

B.

OpenStack

C.

Contrail Command

D.

Analytics Database

Prior to installing Contrail, which list of settings must be verified on all participating servers?

A.

DHCP is enabled, hostname resolution, and that SSH is enabled

B.

time synchronization, hostname resolution, and that FTP is enabled

C.

time synchronization, hostname resolution, and that SSH is enabled

D.

DHCP is enabled, hostname resolution, and that FTP is enabled

What are two supported methods to add a new Contrail compute node using Contrail Command? (Choose two.)

A.

From the Web UI, add a new server and assign it as a compute node to the existing cluster.

B.

From the CLI on the Contrail Command server, edit the instances.yml file and add the new node information.

C.

From the CLI on the Contrail Command server, edit the command_servers.yml file and add the new node information.

D.

From the CLI on the Contrail Command server, edit the testbed.py file and add the new node information.

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Total 65 questions
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