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CWNP CWISA-102 Exam Questions
- Topic 1: Wireless Technologies: It covers wireless IoT technologies, types of wireless network, and understanding of industry standard, hardware, and software.
- Topic 2: Radio Frequency Communications: This topic is all about characteristics of radio frequency waves, fundamentals of modulation techniques, and capabilities of components used in RF communications. Moreover, the topic describes basic use and capabilities of the RF bands.
- Topic 3: Planning Wireless Solutions: Basic features and capabilities of common wireless IoT solutions are discussed in this topic. Questions about choosing appropriate wireless IoT solutions and planning for the technical requirements of the wireless IoT solution may also appear. Lastly, it delves into sub-topics related to system constraints and requirements of wireless IoT system.
- Topic 4: Implementing Wireless Solutions: This topic discusses implementing such practices which are best the transfer of knowledge. It also delves into basic installation procedures, validation of RF communications, and usage of best practices to implement wireless IoT solution. Lastly, the topic also covers sub-topics of automation, integration, monitoring, and management.
- Topic 5: Supporting Wireless Solutions: It discusses troubleshooting common problems encountered in wireless IoT solutions. Moreover, it discusses sub-topics related to scripting, programming solutions, networking, and security protocols. You also encounter questions about application architectures and administration of the wireless solution.
Free CWNP CWISA-102 Exam Actual Questions
Note: Premium Questions for CWISA-102 were last updated On Feb. 27, 2026 (see below)
What best describes the area covered or connected by a WWAN?
WWAN (Wide-Area Wireless Network):WWANs provide connectivity over extensive geographic areas, typically covering regions or even entire countries.
Cellular Technology:WWANs often rely on cellular networks (3G, 4G, 5G) offered by mobile carriers.
References
WWAN:https://en.wikipedia.org/wiki/Wireless_wide_area_network
What is a common characteristic of Industrial IoT (IIoT) devices that is not a characteristic of all IoT devices?
IIoT Environments:Industrial IoT (IIoT) often involves deployment in harsh environments (factories, plants, outdoor sites) with:
Extreme temperatures
Dust & Vibrations
Exposure to chemicals or moisture
Ruggedization:IIoT devices are designed to withstand these conditions, ensuring reliability and longevity.
References
IIoT:https://en.wikipedia.org/wiki/Industrial_Internet_of_things
Rugged Devices:Articles on ruggedized electronics will emphasize their importance in industrial settings.
What is the benefit of using SINR as opposed to SNR to reference signal quality at a receiver?
SINR vs. SNR:
SNR (Signal-to-Noise Ratio):Measures the power of the desired signal relative to background noise.
SINR (Signal-to-Interference-plus-Noise Ratio):Considers both background noiseandinterference from other signals operating on the same frequency.
Practical Importance:SINR is a more realistic indicator of real-world signal quality in wireless environments where interference is a significant factor.
References
SINR:https://en.wikipedia.org/wiki/Signal-to-interference-plus-noise_ratio
SNR:https://en.wikipedia.org/wiki/Signal-to-noise_ratio
What is the primary difference between LoRa and LoRaWAN
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.
How is ASK modulation different from FSK modulation?
Key Modulation Differences:
ASK (Amplitude Shift Keying):Digital data is represented by changes in the amplitude (strength) of a carrier wave.
FSK (Frequency Shift Keying):Digital data is represented by changes in the frequency of a carrier wave.
References
ASK:https://en.wikipedia.org/wiki/Amplitude-shift_keying
FSK:https://en.wikipedia.org/wiki/Frequency-shift_keying
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