Juniper jn0-412 practice test
Cloud, Specialist Exam
Question 1
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.
Answer:
C
Reference:
https://docs.onap.org/projects/onap-vnfrqts-requirements/en/latest/Chapter5/Heat/ONAP%20Heat%20Resource%20ID%20and%20Parameter%20Naming%20Convention/Nova%20Parameters.html
Question 2
In which OpenStack core service would you find disk snapshots?
- A. Glance
- B. Trove
- C. Cinder
- D. Swift
Answer:
A
Reference:
https://access.redhat.com/documentation/en-us/red_hat_openstack_platform/8/html/
architecture_guide/components
Question 3
Which two statements about a Contrail environment are true? (Choose two.)
- A. Control nodes peer with other control nodes using XMPP.
- B. Control nodes peer with other control nodes using MP-BGP.
- C. Control nodes peer with compute nodes using XMPP.
- D. Control nodes peer with compute nodes using MP-BGP.
Answer:
BC
Explanation:
The control nodes peer with the remote compute nodes by means of XMPP and peer with local
gateways by means of MP-eBGP.
Reference:
https://www.juniper.net/documentation/en_US/contrail20/information-products/pathway-
pages/contrail-service
- provider-feature-guide.pdf
Question 4
Which two statements are true about Contrail Enterprise Multicloud? (Choose two.)
- A. Contrail Enterprise Multicloud supports the intent-driven automation function using PowerShell.
- B. Conrail Enterprise Multicloud enables basic device management functions from Contrail.
- C. Contrail Enterprise Multicloud supports the intent-driven automation function using Ansible.
- D. Intent-driven automation can only be applied on virtual network elements in Contrail Enterprise Multicloud.
Answer:
BC
Question 5
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 DNS, IPAM, virtual network, and then the virtual machine.
C. Configure the virtual network, DNS, IPAM, and then the virtual machine.
D. Configure the IPAM, DNS, virtual network, and then the virtual machine.
Answer:
D
(none)
Explanation
Reference:
https://www.juniper.net/documentation/en_US/contrail2.21/topics/task/configuration/creating-virtual-network-juniper-vnc.html
Question 6
What are two advantages of SDN? (Choose two.)
- A. centralized management
- B. decentralized management
- C. programmability
- D. static networking
Answer:
AC
Question 7
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. leaf
- B. spine
- C. DC gateway
- D. bridge
Answer:
AB
Reference:
https://www.juniper.net/documentation/en_US/release-
independent/solutions/topics/task/configuration/centrally-routed-overlay-cloud-dc-configuring.html
Question 8
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
Answer:
AB
Reference:
https://juniper.github.io/contrail-windows-docs/For%20developers/Research/
dns_in_contrail_overview/
Question 9
What are two Contrail Command BMS life cycle management functions? (Choose two.)
- A. PXE interface management
- B. BIOS updates
- C. image management
- D. IPAM
Answer:
AC
Reference:
https://www.fedscoop.com/juniper/Enterprise-Contrail-Multicloud.pdf
Question 10
Which role does Contrail serve in SDN?
- A. orchestrator
- B. controller
- C. gateway
- D. fabric
Answer:
A
Reference:
https://www.sdxcentral.com/networking/sdn/definitions/juniper-contrail-controller/