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Huawei H12-111_V3.0 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: MCU Basics | 17% | - MCU architecture and working principle - Basic development and low-power design - Common peripherals and interfaces |
| Topic 2: IoT Communications Protocols | 20% | - Application layer protocols: MQTT, CoAP, HTTP - Transport/network layer protocols - Device-cloud interaction mechanism |
| Topic 3: Data Collection Technologies | 12% | - Data acquisition methods and principles - Identification and positioning technologies - Sensing technologies |
| Topic 4: IoT Industry Applications and Solutions | 5% | - Typical IoT application scenarios - Smart city, smart home, industrial IoT, IoV solutions |
| Topic 5: IoT Industry Development Status and Trends | 2% | - Industry development status and challenges - Future development trends |
| Topic 6: Huawei Cloud IoT Platform Overview | 7% | - Data processing and application enablement - Device access and management - Platform functions and architecture |
| Topic 7: History and Overview of IoT | 7% | - IoT concept and hierarchical architecture - Huawei IoT solutions and ecosystem - IoT development history |
| Topic 8: AT Commands for Communication Modules | 3% | - AT command format and usage - Common configuration and data transmission commands |
| Topic 9: IoT Operating System Overview | 5% | - Characteristics and functions of IoT OS - Huawei LiteOS, OpenHarmony features |
| Topic 10: IoT Communications Technologies | 22% | - Short-range communication: Wi-Fi, Bluetooth, ZigBee, NFC - Technical features and application scenarios - Wide-area communication: NB-IoT, eMTC, LoRa, 5G |
Huawei HCIA-IoT V3.0 Sample Questions:
In device management, what protocol does SPPortal use to send messages to the DMServer?
- A. SMTP
- B. CoAP
- C. HTTPS
- D. MQTT
Correct Answer: C 🗳️
Common scenarios for issuing control commands in vehicle-to-everything (V2X) applications include (). (Multiple choice)
- A. Acquisition module software version
- B. Lock the car
- C. Location Information Query
- D. Location information reporting
Correct Answer: A,B,C 🗳️
In the Internet of Vehicles (IoV), which layer of the IoT architecture does the RSU (Roadside Unit) belong to?
- A. Network layer
- B. Terminal layer
- C. Application Layer
- D. Platform Layer
Correct Answer: A 🗳️
During a smart smoke detector experiment on the Huawei Cloud IoT platform, after the application server sends a command to the device, the device reports a command response.
Given the fields displayed in the command response, when the command response reported by the device is "07000A0000", the errcode value reported by the device is ().
Correct Answer:
00
Which frequency bands does Elite-IoT currently support? (Multiple choice)
- A. 902-928MHz
- B. 1447-1467MHz
- C. 470M-510MHz
- D. 863M-870MHz
Correct Answer: A,C,D 🗳️







