Latest Juniper JN0-412 First Attempt, Exam real Dumps Updated [Sep-2021]
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NEW QUESTION 30
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. default
- B. virtual DNS
- C. reverse
- D. tenant
Answer: B,D
NEW QUESTION 31
Which three elements should be used in a greenfield fabric deployment? (Choose three.)
- A. LLDP
- B. ZTP
- C. existing IP fabric
- D. multi-area OSPF
- E. BGP
Answer: B,C,E
Explanation:
Explanation/Reference: https://www.juniper.net/documentation/en_US/release-independent/solutions/topics/task/ configuration/new-fabric-cem-configuring.html
NEW QUESTION 32
Click the exhibit button.
While completing the install of OpenStack, you upload the Cirros image the CLI to validate the Glance install. However, it times out after a short time. You review the logs located at /var/log/glance/api.log.
Referring to the exhibit, which action will solve this problem?
- A. Get a new Cirros image; the current image is corrupted.
- B. Update the GLANCE DBPASS in the keystone.conf file.
- C. Set the glance.api version to version 1 and retry the upload.
- D. Replace the schema image file with the correct name of the image.
Answer: A
NEW QUESTION 33
Refer to the exhibit.
You are trying to connect virtual machine A to virtual machine
B. Virtual machine A belongs to the security group WebServers. Virtual machine B belongs to the default security group.
Referring to the exhibit, which two actions would you perform on the default security group to allow access to virtual machine A? (Choose two.)
- A. Add an egress rule to the default security group to allow VM A's IP address.
- B. Add an egress rule to the default security group to allow the WebServers security group.
- C. Add an ingress rule to the default security group to allow the WebServers security group.
- D. Add an ingress rule to the default security group to allow VM A's IP address.
Answer: B,C
NEW QUESTION 34
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 VM is not provisioned with the correct flavor.
- B. The vRouter does not have an appropriate route.
- C. The vRouter has a policy preventing the traffic.
- D. The VM did not fully initialize after booting.
Answer: C
NEW QUESTION 35
What are two features of software containers? (Choose two.)
- A. They provide greater software modularity.
- B. They provide programming language backward compatibility.
- C. They have isolated application thread processing.
- D. They have complete operating system security.
Answer: A,C
NEW QUESTION 36
What are two Contrail Command BMS life cycle management functions? (Choose two.)
- A. PXE interface management
- B. IPAM
- C. image management
- D. BIOS updates
Answer: A,C
Explanation:
Explanation/Reference: https://www.fedscoop.com/juniper/Enterprise-Contrail-Multicloud.pdf
NEW QUESTION 37
Which two deployment methods does AppFormix support? (Choose two.)
- A. Xen
- B. OpenStack
- C. VMware
- D. Hyper-V
Answer: B,C
Explanation:
Explanation/Reference: https://www.juniper.net/documentation/en_US/appformix/topics/concept/appformix-general- requirements.html
NEW QUESTION 38
A developer is logged into OpenStack and is trying to bring up a recently assigned project but is rejected at the identify source.
Which log file should you review to identify this problem?
- A. /var/log/keystone.log
- B. var/log/apache2/horizon.log
- C. var/log/swift.log
- D. var/log/neutron.log
Answer: A
NEW QUESTION 39
In which format are the results displayed when browsing with the Contrail Analytics API?
- A. HTML
- B. JSON
- C. XML
- D. Plain Text
Answer: B
NEW QUESTION 40
What is the role of an orchestration platform in a cloud networking environment?
- A. In configures and monitors tunnels between physical hosts.
- B. It controls pools of compute, storage, and networking resources.
- C. It controls and monitors the network underlay infrastructure.
- D. It configures and monitors tunnels between virtual hosts.
Answer: B
NEW QUESTION 41
What is AppFormix used for in Contrail?
- A. to deploy an underlay fabric
- B. to secure application traffic
- C. to create VNFs
- D. to analyze network performance
Answer: C
NEW QUESTION 42
Which
type of query is generated by the curl http://
<ip address>:8081/analytics/uves/ vrouters command?
- A. SSL
- B. XML
- C. SQL
- D. REST
Answer: D
NEW QUESTION 43
What is the proper order for creating a virtual network?
- A. Configure the IPAM, virtual network, DNS, and then the virtual machine.
- B. Configure the virtual network, DNS, IPAM, and then the virtual machine.
- C. Configure the IPAM, DNS, virtual network, and then the virtual machine.
- D. Configure the DNS, IPAM, virtual network, and then the virtual machine.
Answer: C
NEW QUESTION 44
You are deploying Contrail in your existing network and you must ensure that it manages your current IP fabric underlay.
Which two routing protocols are supported in this scenario? (Choose two.)
- A. EBGP
- B. OSPF
- C. EIGRP
- D. RIP
Answer: A,B
NEW QUESTION 45
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. Create a Heat orchestration template for the application and then launch twenty stacks using the AppFormix user interface.
- C. Create all twenty networks and launch each instance using the Horizon instance creation wizard.
- D. Use the Contrail fabric manager to define and launch all twenty stacks using an intent-driven automation feature.
Answer: A
NEW QUESTION 46
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 VM is not provisioned with the correct flavor.
- B. The vRouter does not have an appropriate route.
- C. The vRouter has a policy preventing the traffic.
- D. The VM did not fully initialize after booting.
Answer: C
NEW QUESTION 47
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 config node to vRouters through route updates.
- C. Only the CSPadmin user account can modify or remove attached tags.
- D. Tags are communicated from the control node to vRouters through route updates.
Answer: A,D
NEW QUESTION 48
Which two statements are true about Generic Device Operations? (Choose two.)
- A. Generic Device Operations execute a single command on multiple devices.
- B. Generic Device Operations are executed using the REST API.
- C. Generic Device Operations are executed using Ansible.
- D. Generic Device Operations execute multiple commands on multiple devices.
Answer: A,C
Explanation:
Explanation/Reference: https://www.juniper.net/documentation/en_US/contrail19/topics/task/configuration/generic- device-operational-commands.html
NEW QUESTION 49
Which two OpenStack components are optional services? (Choose two.)
- A. Glance
- B. Nova
- C. Heat
- D. Magnum
Answer: A,D
NEW QUESTION 50
You want to deploy an application to the cloud. You need to control the amount of RAM, storage, CPU cores, networking ports, and IP addresses.
Which type of cloud service should you choose in this scenario?
- A. DBaaS
- B. IaaS
- C. SaaS
- D. PaaS
Answer: B
NEW QUESTION 51
Which two statements about Kubernetes clusters are correct? (Choose two.)
- A. The master coordinates the cluster.
- B. The minions are responsible for running the applications.
- C. The nodes are responsible for running the applications.
- D. The pod controller coordinates the cluster.
Answer: A,B
NEW QUESTION 52
What are two characteristics of containers used in Contrail? (Choose two.)
- A. Each pod can contain only one container.
- B. Each container has the configuration for all applications running in all containers.
- C. Each container has the configuration for all applications running in that container.
- D. Each pod can contain several containers.
Answer: A,C
NEW QUESTION 53
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