CWNP CWICP-202 Übungsprüfungen
Zuletzt aktualisiert am 24.04.2025- Prüfungscode: CWICP-202
- Prüfungsname: CWNP Wireless IoT Connectivity Professional (CWICP)
- Zertifizierungsanbieter: CWNP
- Zuletzt aktualisiert am: 24.04.2025
Which of the following technologies is defined by IEEE 802.15.4 standard for IoT PHY operations?
- A . Wi-Fi
- B . Zigbee
- C . Bluetooth
- D . LoRaWAN
Which of the following is a characteristic of Time-Slotted Channel Hopping (TSCH) in MAC layer operations?
- A . It provides collision-free transmission by assigning time slots.
- B . It dynamically changes the transmission frequency to avoid interference.
- C . It ensures secure communication by using encryption at the MAC layer.
- D . It increases data rates by allowing simultaneous transmission on multiple channels.
Which of the following are key benefits of using NB-IoT in IoT applications? (Select two)
- A . Low power consumption
- B . High bandwidth
- C . Wide-area coverage
- D . Short-range communication
When planning a wireless IoT solution for a large industrial site, what is a key consideration for ensuring reliable connectivity?
- A . Using only low-power communication protocols
- B . Placing wireless access points to ensure complete coverage and redundancy
- C . Minimizing the number of devices connected to the network
- D . Reducing the frequency of data transmission
Which modulation technique is commonly used in the PHY layer of Bluetooth Low Energy (BLE)?
- A . Quadrature Amplitude Modulation (QAM)
- B . Frequency Hopping Spread Spectrum (FHSS)
- C . Chirp Spread Spectrum (CSS)
- D . Gaussian Frequency Shift Keying (GFSK)
Which wireless IoT technology primarily focuses on ultra-low power consumption at the PHY layer?
- A . NB-IoT
- B . LoRaWAN
- C . Bluetooth Low Energy (BLE)
- D . Wi-Fi
What are the main advantages of using sub-1 GHz frequencies in IoT networks? (Select two)
- A . Longer communication range
- B . Higher data rates
- C . Better penetration through walls
- D . Reduced interference from Wi-Fi networks
In wireless IoT communication, what does the "PHY" layer stand for?
- A . Physical Layer
- B . Physical Interface Layer
- C . Protocol Handling Layer
- D . Packet Handling Layer
What is the primary goal of encryption in a wireless IoT security model?
- A . To prevent unauthorized access to physical devices
- B . To ensure data is transmitted efficiently
- C . To protect the confidentiality and integrity of data
- D . To improve signal strength and reliability
What is a key advantage of using Frequency Hopping Spread Spectrum (FHSS) in IoT networks?
- A . Increased bandwidth
- B . Better resistance to interference
- C . Higher data rates
- D . Longer range