Juniper JN0-412 Online Practice Questions and Exam Preparation

Juniper JN0-412 Online Questions & Answers

• Question 1:

  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
  A. tenant
  B. virtual DNS

• Question 2:

  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.
  B. Control nodes peer with other control nodes using MP-BGP.
  C. Control nodes peer with compute nodes using XMPP.

• Question 3:

  Which SDN solution allows the control plane to remain on legacy hardware as a stop-gap measure until you are ready to replace the current hardware?

  A. SDN using NVGRE
  B. SDN as an overlay
  C. SDN using an API
  D. open SDN
  B. SDN as an overlay

• Question 4:

  You are creating an AppFormix dynamic alarm definition with a dynamic threshold. In this scenario, which three parameters are available? (Choose three.)

  A. baseline analysis algorithm
  B. state
  C. owner
  D. sensitivity
  E. learning period duration
  A. baseline analysis algorithm
  D. sensitivity
  E. learning period duration

• Question 5:

  Which two OpenStack components are optional services? (Choose two.)

  A. Nova
  B. Heat
  C. Glance
  D. Magnum
  C. Glance
  D. Magnum

• Question 6:

  Which two statements are true about Generic Device Operations? (Choose two.)

  A. Generic Device Operations execute multiple commands 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 a single command on multiple devices.
  C. Generic Device Operations are executed using Ansible.
  D. Generic Device Operations execute a single command on multiple devices.

• Question 7:

  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. JohnDoe must have successfully authenticated using OpenStack's Web user interface.
  C. JohnDoe must have obtained a valid token from Keystone.
  D. JonnDoe must have obtained a valid token from the Contrail control node.
  A. JohnDoe must have obtained a valid token from Horizon.

• Question 8:

  What are two characteristics of containers used in Contrail? (Choose two.)

  A. Each container has the configuration for all applications running in that container.
  B. Each pod can contain only one container.
  C. Each container has the configuration for all applications running in all containers.
  D. Each pod can contain several containers.
  A. Each container has the configuration for all applications running in that container.
  B. Each pod can contain only one container.

• Question 9:

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

• Question 10:

  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.
  C. Both vm_1 and vm_2 will be deployed.