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- Guías de estudio, Notas de estudios & Resúmenes
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Examen
D337 - Internet of Things (IoT) and Infrastructure Exam Questions and Answers
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22
noviembre 2025
2025/2026
A+
D337 - Internet of Things (IoT) and
Infrastructure Exam Questions and Answers
LPWAN (Low Power Wireless Area Network )
ISM (Industrial, Scientific, and Medicine) band,
USA 915 MHz
Lower than 1 GHz, 868 MHz in EU called
Several techs that use this band are Sigfox, LoRaWAN, and Weightless
LPWANs have lower data rates compared to normal cellular ones
What are the 4 things to consider when choosing IoT connectivity?
availability, range, cost
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Examen
D337 Advanced Practice Exam Questions and Answers|Latest Update
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8
noviembre 2025
2025/2026
A+
D337 Advanced Practice Exam Questions and
Answers|Latest Update
In a reference IoT pipeline, which statement is MOST accurate about data movement
responsibility? A) Access network terminates TLS and stores state B) Gateway
aggregates/translates and forwards upstream C) Backhaul authenticates devices via PKI D)
Platform assigns RF channels to sensors
Answer: B. Gateways bridge local access to core
services and forward collected data; access provides first hop, platform handles hig...
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Examen
D337 - Internet of Things (IoT) and Infrastructure Exam Questions and Answers
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30
noviembre 2025
2025/2026
A+
D337 - Internet of Things (IoT) and
Infrastructure Exam Questions and Answers
1st wave of IoT
network
2nd wave of IoT
Hardware breakthrough that aimed to connect everyday objects to a
Developing new types of sensors and new technologies and protocols to
support their deployment
3rd wave of IoT
IoT ecosystem
Data collection, processing, and security
Set of stakeholders that participate in the deployment of IoT technology
and the relationship between them
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