WGU D415 SDN | OA (Latest 2026/2027 Update) Objective Assessment Questions with Verified Answers | 100% Correct.

WGU D415 SDN | OA (Latest 2026/2027
Update) Objective Assessment Questions
with Verified Answers | 100% Correct.

Question:

Which interface in SDN allows the controller to communicate, interact,
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-


and manage forwarding elements?
i,- i,- i,-




i,-Westbound

i,-Flow ID i,-




i,-Southbound

i,-Eastbound?

Answer:

Southbound




Question:

Which OpenFlow SDN controller has a multi-threaded, cross-platform, and
i,- i,- i,- i,- i,- i,- i,- i,- i,-



modular emphasis? i,-




i,-FlowVisor

i,-OpenDaylight (ODL) Project i,- i,-

,i,-Floodlight

i,-Beacon?

Answer:

Beacon




Question:

Which port number is used as the destination of a server by Dynamic
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



Host Configuration Protocol?
i,- i,-




i,-23

i,-53

i,-67

i,-68?

Answer:

67




Question:

Which IPv6 address identifies each network interface?
i,- i,- i,- i,- i,- i,-




i,-Multicast
i,-Broadcast

,i,-Anycast

i,-Unicast?

Answer:

Anycast




Question:

Which network virtualization (NV) approach refers to a logical local area
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



network (LAN) based on physical LANs?
i,- i,- i,- i,- i,-




i,-Virtual private networks (VPN)
i,- i,- i,-




i,-Virtual private LAN services (VPLS)
i,- i,- i,- i,-




i,-Virtual LANs (VLANs)
i,- i,-




i,-Wide area network (WAN)?
i,- i,- i,-




Answer:

Virtual LANs (VLANs)
i,- i,-




Question:

Which network virtualization benefit involves using virtual networks to
i,- i,- i,- i,- i,- i,- i,- i,- i,-



create slices to reserve networking resources?
i,- i,- i,- i,- i,-




i,-Debugging and intrusion detection
i,- i,- i,-

, i,-Resource optimization
i,-




i,-Mobility

i,-Testing/quality assurance? i,-




Answer:

Debugging and intrusion detection
i,- i,- i,-




Question:

Which layer 2 virtual networking device is responsible for controlling data
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



frames to connected devices?
i,- i,- i,-




i,-Router

i,-Hub

i,-Bridge

i,-Switch?

Answer:

Switch



Question:

Which OSI model layer is responsible for the segment protocol data unit?
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-




Network
Transport