[2022] JN0-412 Exam Dumps, Test Engine Practice Test Questions [Q67-Q91]

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[2022] JN0-412 Exam Dumps, Test Engine Practice Test Questions

Pass JN0-412 exam [Jan 21, 2022] Updated 127 Questions


Juniper JN0-412 Exam Topics:

SectionObjectives
Contrail Security

Identify Contrail security concepts

  • Tags
  • Policies
  • Monitoring

Demonstrate knowledge of configuring, monitoring, or troubleshooting Contrail security

  • Tags
  • Policies
Contrail Architectures and Services

Identify Contrail architectural concepts

  • Controller
  • vRouter
  • Control plane
  • Data plane
  • Contrail Web UI
  • Contrail Command UI
  • Pods and Containers
  • APIs (HEAT Templates, REST)

Identify Contrail virtual networking concepts

  • Virtual networks
  • DNS and IPAMs
  • Network policies
  • Floating IPs
  • Gateways
  • LBaaS
  • BGPaaS
  • QoS
  • Virtual port groups
  • Logical routers
  • Device manager and virtual gateway

Demonstrate knowledge of configuring, monitoring, or troubleshooting Contrail networks

  • Virtual networks
  • Network policies
  • Gateways
Contrail Monitoring and Analytics

Identify knowledge of AppFormix analytics concepts

  • Configuring
  • Log monitoring
  • Alarms
  • HEAT maps and charts
  • Reports

Demonstrate knowledge of configuring, monitoring, or troubleshooting AppFormix

  • Log monitoring
  • Alarms
  • Reports
SDN Theory and Applications

Identify SDN concepts

  • SDN Definitions
  • SDN versus NFV

Describe Cloud concepts

  • Virtualization, containers, and orchestration
  • Cloud applications (data center, enterprise, WAN, transport networks, telco cloud)
Contrail Fabric Deployment

Identify Contrail Fabric deployment concepts

  • Greenfield
  • Brownfield
  • BMS
  • ToR
  • Bridging VMs to BMS
  • Routing between VNs
  • EVPN/VXLAN
  • DCI

Demonstrate knowledge of configuring, monitoring, or troubleshooting Contrail Fabrics

  • Greenfield/Brownfield
  • Bridging VMs to BMS
  • Routing between VNs
  • DCI and gateways
Contrail Fabric Management

Identify Contrail Fabric management concepts

  • BMS management
  • Admin and Tenant workflows
  • Fabric maintenance and upgrades
  • Configuration backups
  • Fabric administration
  • Adding spine and leaf nodes

Demonstrate knowledge of configuring, monitoring, or troubleshooting Fabric management

  • Add/remove/modify fabric nodes
  • BMS management
Cloud Orchestration

Identify OpenStack concepts

  • Components (Nova, Neutron, Keystone)
  • VM Creation
  • Tenancy
  • Security groups and rules

Identify Kubernetes concepts

  • Components (Master and Nodes)
  • Container creation
  • Tenancy
  • Security groups and rules

Demonstrate knowledge of configuring, monitoring, or troubleshooting orchestration

  • VM creation
  • Snapshots


Juniper JN0-412 Exam Certification Details:

Recommended TrainingCloud Automation Using Contrail
Exam Price$300 USD
Exam CodeJN0-412 JNCIS-Cloud
Sample QuestionsJuniper JN0-412 Sample Questions
Exam RegistrationPEARSON VUE
Number of Questions65
Passing ScoreVariable (60-70% Approx.)
Exam NameCloud Specialist
Duration90 minutes

 

NEW QUESTION 67
You want to deploy an application to the cloud. You need to be able to manage the application as well as update the operating system and related services running in the virtual machine.
Which type of cloud service should you choose in this scenario?

  • A. laaS
  • B. SaaS
  • C. DBaaS
  • D. PaaS

Answer: A

 

NEW QUESTION 68
What are three benefits of implementing an NFV solution? (Choose three.)

  • A. tenants charged only for what they use
  • B. reduced hardware requirements
  • C. isolated switching functions
  • D. increased network speed using bandwidth management
  • E. automated services

Answer: B,D,E

 

NEW QUESTION 69
Which role does Contrail serve in SDN?

  • A. Orchestrator
  • B. Fabric
  • C. Gateway
  • D. Controller

Answer: D

 

NEW QUESTION 70
Which role does OpenStack serve in SDN?

  • A. vRouter
  • B. Orchestrator
  • C. Gateway
  • D. controller

Answer: B

 

NEW QUESTION 71
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. EVPN/VXLAN
  • B. XMPP
  • C. SRTP
  • D. BGP

Answer: A

 

NEW QUESTION 72
You have a centrally routed and bridged topology.
In this scenario, routing between subnets would be performed on which two types of devices? (Choose two.)

  • A. bridge
  • B. leaf
  • C. spine
  • D. DC gateway

Answer: B,C

 

NEW QUESTION 73
Which two OpenStack projects contain networking components? (Choose two.)

  • A. Neutron
  • B. Nova
  • C. Keystone
  • D. Magnum

Answer: A,D

 

NEW QUESTION 74
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 control and config nodes.
  • C. AppFormix Heat maps show real-time performance at a glance.
  • D. AppFormix Heat maps show a visual chart of the relationship between hosts and VMs.

Answer: C,D

 

NEW QUESTION 75
Which two interfaces are active in the Contrail analyzer-vm-console-two-if.qcow2 traffic analyzer image?
(Choose two.)

  • A. right
  • B. left
  • C. monitor
  • D. management

Answer: B,D

 

NEW QUESTION 76
You are not able to view a specific Glance image under a project named Administrator in OpenStack. However, you are able to view the same image in a different project named ProjectA.
What is the problem in this scenario?

  • A. The image is not marked as public.
  • B. Only ISO, qcow2, and raw image types can be seen under all of the projects.
  • C. There is an issue with Keystone authentication.
  • D. You have restricted access to the project named Administrator.

Answer: A

 

NEW QUESTION 77
Which two statements are true about Contrail Enterprise Multicloud? (Choose two.)

  • A. Contrail Enterprise Multicloud supports the intent-driven automation function using Ansible.
  • B. Conrail Enterprise Multicloud enables basic device management functions from Contrail.
  • C. Intent-driven automation can only be applied on virtual network elements in Contrail Enterprise Multicloud.
  • D. Contrail Enterprise Multicloud supports the intent-driven automation function using PowerShell.

Answer: A,B

 

NEW QUESTION 78
Which two statements are true about User Visible Entities (UVEs)? (Choose two.)

  • A. UVEs may not require aggregation before being presented.
  • B. UVEs may require aggregation before being presented.
  • C. UVEs can span multiple components.
  • D. UVES are limited to a single component.

Answer: B,C

 

NEW QUESTION 79
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. Your VMs have incorrect DNS settings.
  • B. The IPAM settings are incorrect.
  • C. Using host routes prevents the default route from being sent.
  • D. The VMs do not have interfaces.

Answer: A

 

NEW QUESTION 80
Which two statements regarding tags, within the Contrail Security framework, are correct? (Choose two.)

  • A. Tags are communicated from the control node to vRouters through route updates.
  • B. Only the CSPadmin user account can modify or remove attached tags.
  • C. Tags are communicated from the config node to vRouters through route updates.
  • D. RBAC determines which user accounts can modify or remove attached tags.

Answer: A,D

 

NEW QUESTION 81
Refer to the exhibit.

You have deployed a cloud networking environment. Referring to the exhibit, what is the role of the node indicated by the arrow?

  • A. It is a Contrail SDN controller node.
  • B. It is a vRouter node on a host device.
  • C. It is an infrastructure orchestration node.
  • D. It is a virtualized network function node.

Answer: B

 

NEW QUESTION 82
What are two advantages of SDN? (Choose two.)

  • A. Centralized management
  • B. Decentralized management
  • C. Programmability
  • D. Static networking

Answer: A,C

 

NEW QUESTION 83
When creating service chains in a cloud networking environment, what is the purpose of a service instance?

  • A. It identifies the virtual networks in a service chain.
  • B. It is a bit-level copy of an existing service.
  • C. It defines the general service parameters of a service.
  • D. It is the entity that will be performing a service.

Answer: D

 

NEW QUESTION 84
Your customer deletes a Contrail service instance VM directly from OpenStack.
In this scenario, which statement is correct?

  • A. The VM will be deleted and Contrail will show the service instance as inactive.
  • B. The service instance will be deleted from Contrail.
  • C. Contrail will spawn a new service instance VM.
  • D. OpenStack will spawn a new service instance VM.

Answer: A

 

NEW QUESTION 85
Which network type is created in Neutron and mapped to physical networks?

  • A. tenant
  • B. management
  • C. transient
  • D. provider

Answer: D

 

NEW QUESTION 86
Refer to the exhibit.

A Contrail service instance is created in a scale-out mode with three instances (Sl-1, Sl-2, and Sl-3) between the left virtual network and the right virtual network.
Referring to the exhibit, which two statements are correct in this scenario?
(Choose two.)

  • A. A Contrail policy has options to configure load sharing between the three service instances.
  • B. The traffic between the virtual networks is load sharing using ECMP.
  • C. Every packet between the virtual networks is forwarded to each of the three service instances.
  • D. A Contrail policy can be used to block traffic initiated from the right virtual network to the left virtual network.

Answer: A,D

 

NEW QUESTION 87
Your development team asks you to provision twenty exact copies of a three-tier application containing three VMs. Each copy of the application must be on their own isolated network. The development team also wants to deploy more copies in the future from a self-service portal.
What will accomplish this task?

  • A. Create a Heat orchestration template for the application and then launch twenty stacks using the Horizon dashboard or OpenStack CLI.
  • B. Use the Contrail fabric manager to define and launch all twenty stacks using an intent-driven automation feature.
  • C. Create a Heat orchestration template for the application and then launch twenty stacks using the AppFormix user interface.
  • D. Create all twenty networks and launch each instance using the Horizon instance creation wizard.

Answer: A

 

NEW QUESTION 88
Refer to the exhibit.

Referring to the exhibit, you notice that the compute-4 and compute-5 nodes are not in an operational state.
What caused this problem?

  • A. The compute nodes do not have the vRouter agent running.
  • B. The compute nodes' BGP peering sessions are down.
  • C. The compute nodes' XMPP peering sessions are down.
  • D. The compute nodes do not have the Glance service running.

Answer: A

 

NEW QUESTION 89
Which role does Contrail serve in SDN?

  • A. gateway
  • B. orchestrator
  • C. fabric
  • D. controller

Answer: B

 

NEW QUESTION 90
What are three ways SDN provides multitenancy? (Choose three.)

  • A. By using VRFs to segment the network
  • B. By using IP subnets to provide physical separation of tenants
  • C. By using virtualized servers to separate customers and applications
  • D. By using overlay networks to tunnel traffic across the network
  • E. By using a naming convention that identifies different tenants within each VRF

Answer: A,C,D

 

NEW QUESTION 91
......

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