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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
4 months ago
LoRaWAN is not the Physical Layer, that's confusing!
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Odette
5 months ago
Definitely A! It's all about layers.
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Lawana
5 months ago
Wait, are you sure about that? I thought LoRa was for the Internet too.
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Xochitl
5 months ago
Totally agree with that!
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Kimbery
5 months ago
LoRa is the modulation method, LoRaWAN is the protocol.
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Walton
6 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
6 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
6 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
6 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
6 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
6 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
6 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
6 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
11 months 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
11 months 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
10 months ago
Definitely A. LoRa is the modulation, LoRaWAN is the networking.
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Cherry
10 months ago
I think A makes sense. LoRa for radio, LoRaWAN for networking.
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Elmira
10 months ago
Yeah, that's right. LoRa is the cool radio part and LoRaWAN is more about networking.
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Rolande
10 months 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
11 months 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
11 months 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
10 months ago
Jodi: Exactly, that's correct. LoRaWAN builds on top of LoRa to create a complete communication system.
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Jodi
10 months 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
10 months 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
11 months 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
10 months ago
B) LoRa Is used for communicating across the Internet and LoRaWAN is used only on the local link
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Bernardo
10 months ago
That's right. LoRaWAN builds on top of LoRa to define the communication protocol.
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Karl
10 months ago
A) LoRa is the modulation method and LoRaWAN implements the higher network layers
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Kami
12 months ago
I'm not sure, but I think LoRaWAN is the Physical Layer and LoRa is the Transport Layer.
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Adell
12 months 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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