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CWNP CWISA-102 Exam - Topic 3 Question 27 Discussion

What is the primary difference between LoRa and LoRaWAN?
B) LoRa Is used for communicating across the Internet and LoRaWAN is used only on the local link
A) LoRa is the modulation method and LoRaWAN implements the higher network layers
C) LoRa uses RF and LoRaWAN uses light-based communications
D) LoRaWAN is the Physical Layer and LoRa is the Transport Layer

CWNP CWISA-102 Exam - Topic 3 Question 27 Discussion

Actual exam question for CWNP's CWISA-102 exam
Question #: 27
Topic #: 3
[All CWISA-102 Questions]

What is the primary difference between LoRa and LoRaWAN?

Show Suggested Answer Hide Answer
Suggested Answer: B

LoRa:This refers to the underlying radio modulation technique using Chirp Spread Spectrum (CSS). It defines how data is physically encoded onto the wireless signal.

LoRaWAN:This is the network protocol built on top of LoRa. It manages device communication, network topology, and aspects like security. It operates at the MAC sublayer of the Data Link layer (Layer 2) of the OSI model

LoRa vs. LoRaWAN:Key takeaway is that LoRa is the physical layer technology, while LoRaWAN adds the networking layer for management.

References:

LoRa Modulation:Technical explanations of Chirp Spread Spectrum (CSS).

LoRaWAN Specification:Official documentation detailing the network architecture and MAC layer functions.

OSI Model:Descriptions of the Data Link layer and its role in networking.


by Darnell at Jan 22, 2025, 07:16 AM

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Makeda
9 months ago
LoRaWAN is not the Physical Layer, that's confusing!
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Odette
9 months ago
Definitely A! It's all about layers.
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Lawana
9 months ago
Wait, are you sure about that? I thought LoRa was for the Internet too.
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Xochitl
10 months ago
Totally agree with that!
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Kimbery
10 months ago
LoRa is the modulation method, LoRaWAN is the protocol.
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Walton
10 months ago
I thought LoRa was just for RF communications, but I don’t recall LoRaWAN being about light. So, definitely not option C.
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Cortney
10 months ago
I practiced a question like this, and I think LoRa is for long-range communication, but I’m confused about the specifics of the layers.
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Gearldine
10 months ago
I'm not entirely sure, but I feel like LoRa is more about the physical layer, and LoRaWAN handles the network side. Could be option A too?
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Arminda
11 months ago
I remember that LoRa is the modulation technique, while LoRaWAN is more about the network protocol. I think option A sounds right.
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Emily
11 months ago
Wait, I'm a bit confused. I thought LoRa was used for internet communication and LoRaWAN was just for local links. But now I'm not so sure. I better review my notes on this before answering.
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Shaniqua
11 months ago
Okay, I think I've got this. LoRa is the physical layer technology, while LoRaWAN is the network protocol that defines the higher-level communication and connectivity. That's the key difference.
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Colette
11 months ago
Hmm, this one has me a bit stumped. I know LoRa and LoRaWAN are related, but I'm not entirely sure of the primary difference. I'll have to think this through carefully.
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Louann
11 months ago
I'm pretty confident I know the difference between LoRa and LoRaWAN. LoRa is the modulation method, while LoRaWAN is the higher network layer protocol that builds on top of LoRa.
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Laurel
1 year ago
As a LoRa enthusiast, I can confidently say that option A is the correct answer. LoRa is the physical layer, and LoRaWAN is the higher-level protocol. It's like the difference between a car's engine and its navigation system.
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Valentin
1 year ago
Haha, I bet the person who wrote this question is a real LoRa-dork. Anyway, I think A is the right answer. LoRa is the cool radio stuff, and LoRaWAN is the boring networking part.
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Aliza
1 year ago
Definitely A. LoRa is the modulation, LoRaWAN is the networking.
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Cherry
1 year ago
I think A makes sense. LoRa for radio, LoRaWAN for networking.
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Elmira
1 year ago
Yeah, that's right. LoRa is the cool radio part and LoRaWAN is more about networking.
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Rolande
1 year ago
I agree, A is the correct answer. LoRa is the modulation method and LoRaWAN implements the higher network layers.
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Shawnta
1 year ago
Option A is definitely the answer. LoRa is the low-level radio technology, and LoRaWAN is the networking protocol that runs on top of it. Easy peasy!
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Angella
1 year ago
I'm a bit confused about the difference between LoRa and LoRaWAN. From the options, it looks like A is the right answer, but I'm not entirely sure.
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Madelyn
1 year ago
Jodi: Exactly, that's correct. LoRaWAN builds on top of LoRa to create a complete communication system.
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Jodi
1 year ago
User 2: Oh, I see. So LoRa is more about how the data is transmitted, while LoRaWAN is about the network structure.
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Zachary
1 year ago
User 1: The primary difference between LoRa and LoRaWAN is that LoRa is the modulation method and LoRaWAN implements the higher network layers.
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Shonda
1 year ago
Option A seems correct to me. LoRa is the physical layer modulation technique, while LoRaWAN defines the higher network layers and protocols.
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Micah
1 year ago
B) LoRa Is used for communicating across the Internet and LoRaWAN is used only on the local link
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Bernardo
1 year ago
That's right. LoRaWAN builds on top of LoRa to define the communication protocol.
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Karl
1 year ago
A) LoRa is the modulation method and LoRaWAN implements the higher network layers
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Kami
1 year ago
I'm not sure, but I think LoRaWAN is the Physical Layer and LoRa is the Transport Layer.
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Adell
1 year ago
I agree with Paul, that's why option A is the correct answer.
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Paul
1 year ago
I think the primary difference is that LoRa is the modulation method and LoRaWAN implements the higher network layers.
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