Juniper JNCIS-Cloud JN0-412 Questions & Answers

• Question 61:

  Which two statements about SDN and NFV are true? (Choose two.)

  A. NFV separates network control and forwarding functions and provides a centralized view of the network.

  B. SDN decouples network services from hardware appliances so they can run in software.

  C. SDN separates network control and forwarding functions and provides a centralized view of the network.

  D. NFV decouples network services from hardware appliances so they can run in software.

  Correct Answer: CD

  Reference: https://www.sdxcentral.com/networking/nfv/definitions/whats-network-functions-virtualizationnfv/

• Question 62:

  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.

  Correct Answer: C

• Question 63:

  Which command displays routes in vRouter VRF?

  A. rt

  B. show route

  C. show route table vrf-name

  D. route print

  Correct Answer: A

  Reference: https://www.juniper.net/documentation/en_US/contrail2.21/topics/task/configuration/vrouter-cliutilities-vnc.html

• Question 64:

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

  A. Neutron

  B. Nova

  C. Ironic

  D. Barbican

  Correct Answer: AB

  Reference: https://docs.openstack.org/newton/networking-guide/intro.html

• Question 65:

  Click the Exhibit button.

  

  The exhibit displays a Contrail analyzer virtual machine's console. Which two statements are true in this scenario? (Choose two.)

  A. The ping traffic is initiated by a virtual machine with an IP address of 20.0.0.3.

  B. The ping traffic is initiated by a virtual machine with an IP address of 20.0.0.4.

  C. The Contrail analyzer virtual machine's IP address is 10.85.29.11.

  D. The Contrail analyzer virtual machine's IP address is 20.0.0.4.

  Correct Answer: AC