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WGU D337 Internet of Things (IoT) and Infrastructure Exam Prep (New 2024/ 2025) Questions and Verified Answers| 100% Correct| A Grade £8.98
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WGU D337 Internet of Things (IoT) and
Infrastructure Exam Prep (New 2024/ 2025)
Questions and Verified Answers| 100%
Correct| A Grade
QUESTION
Technique in which the signal is transmitted on a bandwidth that is much bigger than the
original frequency to decrease interference and increase security
Answer:
Spread spectrum
QUESTION
based on LoRa protocol from Semtech.
is asynchronous and uses Spread spectrum.
Suitable for dense deployments such as buildings or cities.
Answer:
LoRaWAN
QUESTION
Short-ranged network with meshing
Answer:
Zigbee
QUESTION
Named for company that owns it.
Used in Narrowband (200 kHz)
Suitable for dense deployments such as buildings or cities.
,Answer:
SigFox
QUESTION
Consists of three protocols, works on 2.4
Answer:
Weightless
QUESTION
Designed to be lower power consumption, increase system capacity, spectrum efficiency, and
range
Answer:
Narrow band Internet of Things (NB-IoT or LTE-M2)
QUESTION
LTE chips built for IoT, higher throughput and lower battery life than NB-IoT
Answer:
LTE-M
QUESTION
IoT-optimized GSM network, deployed with software upgrade
Answer:
Extended coverage
QUESTION
, Mission critical use cases where low latency is vital such as industrial automation, remote
surgery, traffic safety and control, autonomous vehicles.
QUESTION
To support huge number of devices in future such as smart homes/buildings, smart agriculture
and asset tracking. Dense deployment.
Answer:
mMTC (Massive Machine Type Communications)
QUESTION
Computing devices installed on the customer's premises adjacent to their sensors, LAN, or IoT
devices
Answer:
C-PEC (Customer Premises Edge Compute)
QUESTION
Communications Service Provider
Answer:
CSP
QUESTION
Provides additional functionality beyond the container management level that enables remote
management of information flows between multiple IoT applications and external endpoints,
allows specific applications to be chained together, enabling data to be transforms,
contextualized, and communicated to other systems
, Answer:
IoT Runtime Environment (IRE)
QUESTION
Areas of initial device configuration and on-going management
Answer:
Device management
QUESTION
Component represents a comprehensive collection of tools that reduce the attack space through
measures such as identity access management (IAM), secure boot, device attestation, TPMs, and
trusted execution environments (TEEs)
Answer:
Secure Runtime Environment
QUESTION
Javascript for servers
Answer:
NodeJS
QUESTION
Built on NodeJS, flow-based development tool meant for IoT
Answer:
Node-RED
QUESTION
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