WGU D415 SDN | OA | Objective Assessment Test Complete Questions And Verified Answers

WGU D415 SDN | OA | Objective
Assessment Test Complete Questions
And Verified Answers



\Q\.Which OSI model layer is responsible for the segment protocol data unit?



Network

Transport

Application

Data link - ANSWERS✔-Transport



\Q\.Which protocol in the software-defined networking (SDN) framework is responsible for
defining the communication between the controller and a network device?



OpenFlow

Telnet

Point-to-point

Address resolution - ANSWERS✔-OpenFlow



\Q\.Which network automation tool is open source?



BlueCat gateway

Chef

,Ansible

Puppet Enterprise - ANSWERS✔-Ansible



\Q\.What is a benefit of using network automation?



Backing up and restoring data

Using infrastructure as code to maintain a reliable state

Dynamic allocation of IP addresses

Boosting storage - ANSWERS✔-Using infrastructure as code to maintain a reliable state



\Q\.Which service introduces flexibility, dynamism, and automation into the management of
network objects?



Open source for network functions virtualization (NFV)

OpenStack

Network functions virtualization (NFV)

Software-defined networking (SDN) - ANSWERS✔-Software-defined networking (SDN)



\Q\.Which OpenStack unit provides authentication?



Cinder

Nova

Keystone

Neutron - ANSWERS✔-Keystone

, \Q\.Which interface in SDN allows the controller to communicate, interact, and manage
forwarding elements?



Westbound

Flow ID

Southbound

Eastbound - ANSWERS✔-Southbound



\Q\.Which OpenFlow SDN controller has a multi-threaded, cross-platform, and modular
emphasis?



FlowVisor

OpenDaylight (ODL) Project

Floodlight

Beacon - ANSWERS✔-Beacon



\Q\.Which port number is used as the destination of a server by Dynamic Host Configuration
Protocol?



23

53

67

68 - ANSWERS✔-67



\Q\.Which IPv6 address identifies each network interface?



Multicast