Free 2021 JN0-412 Dumps 100 Pass Guarantee With Latest Demo
Prepare JN0-412 Question Answers Free Update With 100% Exam Passing Guarantee [2021]
NEW QUESTION 64
You are implementing an OpenStack environment and need to install the Glance service on the control node.
Which two actions must take place to successfully complete this action? (Choose two.)
- A. Create the API endpoints in Keystone.
- B. Create the Glance service credentials.
- C. Create local storage capacity for Glance images.
- D. Create a new availability zone for Glance.
Answer: A,B
NEW QUESTION 65
Creating a Contrail service chain requires the configuration of which three elements? (Choose three).
- A. Service instance
- B. Service object
- C. Service network
- D. Service Policy
- E. Service template
Answer: A,D,E
NEW QUESTION 66
Click the Exhibit button.
What will be the result of deploying the Heat template shown in the exhibit?
- A. Both vm_1 and vm_2 will be deployed.
- B. Neither VM will be deployed.
- C. Only vm_1 will be deployed and vm_2 will fail.
- D. Only vm_2 will be deployed and vm_1 will be overwritten.
Answer: A
NEW QUESTION 67
What are two advantages of SDN? (Choose two.)
- A. Centralized management
- B. Decentralized management
- C. Programmability
- D. Static networking
Answer: A,C
NEW QUESTION 68
You want to monitor traffic between two virtual machines belonging to different virtual networks.
What are two ways to accomplish this task? (Choose two.)
- A. Use an OpenStack policy to mirror packets to the analyzer service instance.
- B. Create a Contrail in-network mode analyzer service instance.
- C. Create a Contrail transparent mode analyzer service instance.
- D. Use the Contrail policy to mirror packets to the analyzer service instance.
Answer: C,D
NEW QUESTION 69
Refer to the exhibit.
After provisioning a group of 20 VMs, the client reports that one of the VMs has unidirectional traffic problem.
Referring to the exhibit, what is causing the problem?
- A. The vRouter has a policy preventing the traffic.
- B. The VM is not provisioned with the correct flavor.
- C. The VM did not fully initialize after booting.
- D. The vRouter does not have an appropriate route.
Answer: A
NEW QUESTION 70
What are three benefits of implementing an NFV solution? (Choose three.)
- A. increased network speed using bandwidth management
- B. automated services
- C. reduced hardware requirements
- D. tenants charged only for what they use
- E. isolated switching functions
Answer: A,B,C
NEW QUESTION 71
Click the Exhibit button.
Referring to the exhibit, what must have occurred prior to JohnDoe sending the request?
- A. JohnDoe must have obtained a valid token from Horizon.
- B. JonnDoe must have obtained a valid token from the Contrail control node.
- C. JohnDoe must have obtained a valid token from Keystone.
- D. JohnDoe must have successfully authenticated using OpenStack's Web user interface.
Answer: A
NEW QUESTION 72
Which three encapsulations does Contrail support for overlay networking? (Choose three.)
- A. EVPN
- B. VXLAN
- C. MPLS over UDP
- D. MPLS over GRE
- E. MPLS over IPsec
Answer: B,C,D
NEW QUESTION 73
What is a TAP interface in Contrail?
- A. A hardware network interface that operates at OSI Layer 2.
- B. A hardware network interface that operates at OSI Layer 3.
- C. A software network interface that operates at OSI Layer 2.
- D. A software network interface that operates at OSI Layer 3.
Answer: D
NEW QUESTION 74
Which two statements are true regarding the Network Function Virtualization (NFS) framework? (Choose two.)
- A. The NFS framework requires directly attached storage components.
- B. The NFS framework requires an orchestration platform.
- C. The NFS framework relies on custom built ASICs.
- D. The NFS framework relies on a commodity hardware.
Answer: B,D
NEW QUESTION 75
In which type of database is Contrail analytics node information stored?
- A. SQLite
- B. MySQL
- C. NoSQL
- D. PostreSQL
Answer: A
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. You have restricted access to the project named Administrator.
- B. There is an issue with Keystone authentication.
- C. The image is not marked as public.
- D. Only ISO, qcow2, and raw image types can be seen under all of the projects.
Answer: C
NEW QUESTION 77
hat are two Keystone endpoint types? (Choose two.)
- A. rbac
- B. admin
- C. root
- D. public
Answer: B,D
NEW QUESTION 78
What are two networking components of OpenStack? (Choose two.)
- A. Ironic
- B. Nova
- C. Neutron
- D. Barbican
Answer: B,C
Explanation:
Explanation/Reference: https://docs.openstack.org/newton/networking-guide/intro.html
NEW QUESTION 79
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 Glance service running.
- B. The compute nodes' XMPP peering sessions are down.
- C. The compute nodes' BGP peering sessions are down.
- D. The compute nodes do not have the vRouter agent running.
Answer: D
NEW QUESTION 80
Which two statements about Kubernetes clusters are correct? (Choose two.)
- A. The pod controller coordinates the cluster.
- B. The nodes are responsible for running the applications.
- C. The master coordinates the cluster.
- D. The minions are responsible for running the applications.
Answer: C,D
Explanation:
Explanation/Reference: https://www.juniper.net/documentation/en_US/contrail19/topics/task/installation/provisioning- k8s-cluster.html
NEW QUESTION 81
Refer to the exhibit.
Virtual machine VM-1 is spawned on a compute node Compute-1. VM-1 is not able to ping PC-1, which is located outside of the SDN cloud. You want to run packet captures to trace the packet initiated by VM-1 towards PC-1.
Referring to the exhibit, which three interfaces would you use to accomplish this task? (Choose three.)
- A. The Control-1 data interface
- B. The VM-1 tap interface
- C. The Compute-2 data interface
- D. The Compute-1 data interface
- E. The SDN-GW interface facing the SDN cloud
Answer: B,D,E
NEW QUESTION 82
Which three elements should be used in a greenfield fabric deployment? (Choose three.)
- A. existing IP fabric
- B. multi-area OSPF
- C. ZTP
- D. BGP
- E. LLDP
Answer: A,C,D
NEW QUESTION 83
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Juniper JN0-412 Exam Topics:
| Section | Objectives |
|---|---|
| SDN Theory and Applications | Identify SDN concepts
Describe Cloud concepts
|
| Contrail Architectures and Services | Identify Contrail architectural concepts
Identify Contrail virtual networking concepts
Demonstrate knowledge of configuring, monitoring, or troubleshooting Contrail networks
|
| Contrail Monitoring and Analytics | Identify knowledge of AppFormix analytics concepts
Demonstrate knowledge of configuring, monitoring, or troubleshooting AppFormix
|
| Contrail Fabric Deployment | Identify Contrail Fabric deployment concepts
Demonstrate knowledge of configuring, monitoring, or troubleshooting Contrail Fabrics
|
| Contrail Security | Identify Contrail security concepts
Demonstrate knowledge of configuring, monitoring, or troubleshooting Contrail security
|
| Cloud Orchestration | Identify OpenStack concepts
Identify Kubernetes concepts
Demonstrate knowledge of configuring, monitoring, or troubleshooting orchestration
|
| Contrail Fabric Management | Identify Contrail Fabric management concepts
Demonstrate knowledge of configuring, monitoring, or troubleshooting Fabric management
|
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