JN0-412 Online Practice Questions and Answers

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.

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

A. Neutron

B. Nova

C. Ironic

D. Barbican

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.

Prior to installing Contrail, which list of settings must be verified on all participating servers?

A. DHCP is enabled, hostname resolution, and that SSH is enabled

B. time synchronization, hostname resolution, and that FTP is enabled

C. time synchronization, hostname resolution, and that SSH is enabled

D. DHCP is enabled, hostname resolution, and that FTP is enabled

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 control node to vRouters through route updates.

C. Only the CSPadmin user account can modify or remove attached tags.

D. Tags are communicated from the config node to vRouters through route updates.

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.

What is AppFormix used for in Contrail?

A. to deploy an underlay fabric

B. to create VNFs

C. to analyze network performance

D. to secure application traffic

Which network type is created in Neutron and mapped to physical networks?

A. transient

B. tenant

C. provider

D. management

What is a TAP interface in Contrail?

A. A software network interface that operates at OSI Layer 3.

B. A hardware network interface that operates at OSI Layer 3.

C. A software network interface that operates at OSI Layer 2.

D. A hardware network interface that operates at OSI Layer 2.

What are two predefined tags that are used in Contrail Security policies? (Choose two.)

A. label

B. group

C. family

D. site

A snapshot of a VM1 instance was just taken. The snapshot is named VM2. You must launch a new VM instance called VM2 using the newly created snapshot.

Which step must be taken to launch the instance?

A. Create and launch the VM2 instance using the snapshot found under Project > Compute > Images.

B. Launch the VM2 instance found under Project > Compute > Instances.

C. Create and launch the VM2 instance using the snapshot found under Other > Snapshots.

D. Launch the VM2 instance found under the drop-down menu for the VM1 instance.

Which two statements are true about User Visible Entities (UVEs)? (Choose two.)

A. UVES are limited to a single component.

B. UVEs can span multiple components.

C. UVEs may not require aggregation before being presented.

D. UVEs may require aggregation before being presented.

What are three functions of an SDN controller? (Choose three.)

A. An SDN controller uses federated routes between BGP autonomous systems.

B. An SDN controller uses northbound APIs to manage applications and business logic.

C. An SDN controller uses southbound APIs to manage flow control to the switches and routes in the network.

D. An SDN controller uses federated data between SDN controller domains.

E. An SDN controller functions as a gateway for the virtual machines in the SDN.

Which two interfaces are active in the Contrail analyzer-vm-console-two-if.qcow2 traffic analyzer image? (Choose two.)

A. left

B. right

C. monitor

D. management

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.