WGU D337 OA Final Exam / WGU D337 Internet Of
Things And Infrastructure Objective Assessment
Final EXAM WITH FREQUENTLY TESTED QUESTIONS
and correct ANSWERS|ALREADY A
GRADED|GUARANTEED PASS|LATEST UPDATE
2025.
"What moves data from IoT sensor devices to a central network?
Gateway
Actuator
Application server
Proxy server" - CORRECT ANSWER- "Gateway"
"Which computation method processes data captured at the sensor device before sending it to
a backhaul network?
Data analytics
Data access
Cloud computing
Edge computing" - CORRECT ANSWER- "Edge computing"
,"Which building block of the IoT architecture is responsible for collecting raw data generated by
the monitored entity?
Actuator
Gateway
Processor
Sensor" - CORRECT ANSWER- "Sensor"
"What is the function of the customer edge device in the four-node edge computing model?
Provides limited local storage and processing capabilities
Performs data aggregation and reduces transmission costs
Performs measurements and provides telemetry
Provides powerful storage and processing capabilities" - CORRECT ANSWER- "Performs
measurements and provides telemetry"
"Which building block is used to move collected IoT data to the central IoT platform?
Edge compute
Application
Gateway
Smart device" - CORRECT ANSWER- "Gateway"
"What is the function of soil moisture sensors in a smart agriculture ecosystem?
Capturing soil moisture metrics
Processing soil moisture metrics
Activating sprinklers based on low-soil-moisture metrics
Transmitting soil moisture metrics to a central network" - CORRECT ANSWER- "Transmitting
soil moisture metrics to a central network"
,"Which two processor architectures are used by Customer Premises Edge Compute (C-PEC)
devices? Choose 2 answers.
x86
MIPS
ARM
Itanium" - CORRECT ANSWER- "x86,ARM"
"Which module in the edge computing framework is used to store IoT data received from
sensors or from the cloud?
Protocol adapter
Information broker
Rules engine
Case specific" - CORRECT ANSWER- "Information broker"
"Which feature characterizes a wireless local area network (WLAN) in an IoT architecture?
Limit of battery life of one year
Limit of data rate of 1 KB
Support for FireWire protocol
Support for line-of-sight communication" - CORRECT ANSWER- "Limit of data rate of 1 KB"
"What is the result of switching from the industrial - CORRECT ANSWER- scientific, and medical
(ISM) frequency above 1 GHz to the ISM frequency below 1 GHz?
Lower cost
Longer range
, Higher data rate
Shorter battery life","Longer range"
"What is a short-range network technology that supports meshing?
Zigbee
Bluetooth
Sigfox
Weightless" - CORRECT ANSWER- "Zigbee"
"Which two components provide the connectivity for an IoT architecture? Choose 2 answers.
Access network
Gateway
Sensor
Edge device" - CORRECT ANSWER- "Access network,Gateway"
"A university is testing a smart energy solution and requires a system to monitor the following
parameters of power used by its buildings:
• voltage
• phase
• apparent power
• power factor
• frequency
Which device should be used to perform these readings?
Intelligent energy device (IED)
Things And Infrastructure Objective Assessment
Final EXAM WITH FREQUENTLY TESTED QUESTIONS
and correct ANSWERS|ALREADY A
GRADED|GUARANTEED PASS|LATEST UPDATE
2025.
"What moves data from IoT sensor devices to a central network?
Gateway
Actuator
Application server
Proxy server" - CORRECT ANSWER- "Gateway"
"Which computation method processes data captured at the sensor device before sending it to
a backhaul network?
Data analytics
Data access
Cloud computing
Edge computing" - CORRECT ANSWER- "Edge computing"
,"Which building block of the IoT architecture is responsible for collecting raw data generated by
the monitored entity?
Actuator
Gateway
Processor
Sensor" - CORRECT ANSWER- "Sensor"
"What is the function of the customer edge device in the four-node edge computing model?
Provides limited local storage and processing capabilities
Performs data aggregation and reduces transmission costs
Performs measurements and provides telemetry
Provides powerful storage and processing capabilities" - CORRECT ANSWER- "Performs
measurements and provides telemetry"
"Which building block is used to move collected IoT data to the central IoT platform?
Edge compute
Application
Gateway
Smart device" - CORRECT ANSWER- "Gateway"
"What is the function of soil moisture sensors in a smart agriculture ecosystem?
Capturing soil moisture metrics
Processing soil moisture metrics
Activating sprinklers based on low-soil-moisture metrics
Transmitting soil moisture metrics to a central network" - CORRECT ANSWER- "Transmitting
soil moisture metrics to a central network"
,"Which two processor architectures are used by Customer Premises Edge Compute (C-PEC)
devices? Choose 2 answers.
x86
MIPS
ARM
Itanium" - CORRECT ANSWER- "x86,ARM"
"Which module in the edge computing framework is used to store IoT data received from
sensors or from the cloud?
Protocol adapter
Information broker
Rules engine
Case specific" - CORRECT ANSWER- "Information broker"
"Which feature characterizes a wireless local area network (WLAN) in an IoT architecture?
Limit of battery life of one year
Limit of data rate of 1 KB
Support for FireWire protocol
Support for line-of-sight communication" - CORRECT ANSWER- "Limit of data rate of 1 KB"
"What is the result of switching from the industrial - CORRECT ANSWER- scientific, and medical
(ISM) frequency above 1 GHz to the ISM frequency below 1 GHz?
Lower cost
Longer range
, Higher data rate
Shorter battery life","Longer range"
"What is a short-range network technology that supports meshing?
Zigbee
Bluetooth
Sigfox
Weightless" - CORRECT ANSWER- "Zigbee"
"Which two components provide the connectivity for an IoT architecture? Choose 2 answers.
Access network
Gateway
Sensor
Edge device" - CORRECT ANSWER- "Access network,Gateway"
"A university is testing a smart energy solution and requires a system to monitor the following
parameters of power used by its buildings:
• voltage
• phase
• apparent power
• power factor
• frequency
Which device should be used to perform these readings?
Intelligent energy device (IED)
