WGU D415 SDN | OA | Objective
Assessment | 89 Questions and Answers |
2025 Update | 100% Correct
Which OSI model layer is responsible for the segment protocol data unit?
Network
Transport
Application
Data link - ,,,,,answer,,,,,,..Transport
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 - ,,,,,answer,,,,,,..OpenFlow
Which network automation tool is open source?
BlueCat gateway
Chef
Ansible
Puppet Enterprise - ,,,,,answer,,,,,,..Ansible
,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 - ,,,,,answer,,,,,,..Using infrastructure as code to
maintain a reliable state
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) - ,,,,,answer,,,,,,..Software-defined
networking (SDN)
Which OpenStack unit provides authentication?
Cinder
Nova
Keystone
Neutron - ,,,,,answer,,,,,,..Keystone
Which interface in SDN allows the controller to communicate, interact,
and manage forwarding elements?
Westbound
Flow ID
Southbound
Eastbound - ,,,,,answer,,,,,,..Southbound
,Which OpenFlow SDN controller has a multi-threaded, cross-platform,
and modular emphasis?
FlowVisor
OpenDaylight (ODL) Project
Floodlight
Beacon - ,,,,,answer,,,,,,..Beacon
Which port number is used as the destination of a server by Dynamic Host
Configuration Protocol?
23
53
67
68 - ,,,,,answer,,,,,,..67
Which IPv6 address identifies each network interface?
Multicast
Broadcast
Anycast
Unicast - ,,,,,answer,,,,,,..Anycast
Which network virtualization (NV) approach refers to a logical local area
network (LAN) based on physical LANs?
Virtual private networks (VPN)
Virtual private LAN services (VPLS)
Virtual LANs (VLANs)
Wide area network (WAN) - ,,,,,answer,,,,,,..Virtual LANs (VLANs)
Which network virtualization benefit involves using virtual networks to
create slices to reserve networking resources?
, Debugging and intrusion detection
Resource optimization
Mobility
Testing/quality assurance - ,,,,,answer,,,,,,..Debugging and intrusion
detection
Which layer 2 virtual networking device is responsible for controlling data
frames to connected devices?
Router
Hub
Bridge
Switch - ,,,,,answer,,,,,,..Switch
Which virtual networking protocol is used to support VPNs and does not
provide encryption?
Layer 2 Tunneling Protocol (L2TP)
Point-to-Point Protocol (PPP)
Internet Key Exchange version 2 (IKEv2)
Secure Socket Layer (SSL) - ,,,,,answer,,,,,,..Layer 2 Tunneling Protocol
(L2TP)
What is the AAA mechanism responsible for granting user privileges to
network resources?
Authorization
Authentication
Accounting
Availability - ,,,,,answer,,,,,,..Authorization
Assessment | 89 Questions and Answers |
2025 Update | 100% Correct
Which OSI model layer is responsible for the segment protocol data unit?
Network
Transport
Application
Data link - ,,,,,answer,,,,,,..Transport
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 - ,,,,,answer,,,,,,..OpenFlow
Which network automation tool is open source?
BlueCat gateway
Chef
Ansible
Puppet Enterprise - ,,,,,answer,,,,,,..Ansible
,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 - ,,,,,answer,,,,,,..Using infrastructure as code to
maintain a reliable state
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) - ,,,,,answer,,,,,,..Software-defined
networking (SDN)
Which OpenStack unit provides authentication?
Cinder
Nova
Keystone
Neutron - ,,,,,answer,,,,,,..Keystone
Which interface in SDN allows the controller to communicate, interact,
and manage forwarding elements?
Westbound
Flow ID
Southbound
Eastbound - ,,,,,answer,,,,,,..Southbound
,Which OpenFlow SDN controller has a multi-threaded, cross-platform,
and modular emphasis?
FlowVisor
OpenDaylight (ODL) Project
Floodlight
Beacon - ,,,,,answer,,,,,,..Beacon
Which port number is used as the destination of a server by Dynamic Host
Configuration Protocol?
23
53
67
68 - ,,,,,answer,,,,,,..67
Which IPv6 address identifies each network interface?
Multicast
Broadcast
Anycast
Unicast - ,,,,,answer,,,,,,..Anycast
Which network virtualization (NV) approach refers to a logical local area
network (LAN) based on physical LANs?
Virtual private networks (VPN)
Virtual private LAN services (VPLS)
Virtual LANs (VLANs)
Wide area network (WAN) - ,,,,,answer,,,,,,..Virtual LANs (VLANs)
Which network virtualization benefit involves using virtual networks to
create slices to reserve networking resources?
, Debugging and intrusion detection
Resource optimization
Mobility
Testing/quality assurance - ,,,,,answer,,,,,,..Debugging and intrusion
detection
Which layer 2 virtual networking device is responsible for controlling data
frames to connected devices?
Router
Hub
Bridge
Switch - ,,,,,answer,,,,,,..Switch
Which virtual networking protocol is used to support VPNs and does not
provide encryption?
Layer 2 Tunneling Protocol (L2TP)
Point-to-Point Protocol (PPP)
Internet Key Exchange version 2 (IKEv2)
Secure Socket Layer (SSL) - ,,,,,answer,,,,,,..Layer 2 Tunneling Protocol
(L2TP)
What is the AAA mechanism responsible for granting user privileges to
network resources?
Authorization
Authentication
Accounting
Availability - ,,,,,answer,,,,,,..Authorization
