The Internet of Things is an important part of the new generation of information technology, and it is also an important development stage in the "informationization" era. If the factory connects…

Question

Options

• AThe IoT data analysis service adopts a graphical editing method, has rich calculation operators,
• BDevice access service IoTDA supports billion-level device access and millions-level high
• CIf you build an IoT management platform on Huawei Cloud, you can also choose Huawei Cloud
• DThe global SIM connection service provides network traffic for device data transmission to the

• A
  6% (2)
• B
  6% (2)
• C
  13% (4)
• D
  74% (23)

Explanation

Option D contains an inaccurate description of the Global SIM Connection service. This service is a connectivity management tool that helps enterprises manage SIM cards, monitor usage, and control access across carrier networks - it does not itself provision or supply network traffic for device data transmission. The carrier networks provide the actual transmission; Huawei's Global SIM Connection service sits on top as a management layer.

Options A, B, and C are all accurate descriptions of Huawei Cloud IoT components. The IoT data analysis service does use a visual, graphical editing interface with a variety of built-in calculation operators (A is true). IoTDA genuinely supports billion-level device connections and high-concurrency messaging, which are documented capabilities of the platform (B is true). Huawei Cloud's IoT management platform is designed to work alongside other Huawei Cloud services, giving customers flexibility in how they build their solution (C is true).

Memory tip: Think of the Global SIM Connection service as a "dashboard and controller" for SIM cards, not a network provider. Huawei manages the SIM lifecycle; the telecom carrier still carries the data. Any answer that conflates management with actual data delivery is the wrong description.

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