NO.76 Is the IoT gateway in the () position of the entire IoT solution?

NO.77 Which of the following options belong to SoftRadio to accelerate the development and verification of NB-IoT devices and applications?

NO.78 Semaphore is a mechanism to achieve communication between tasks, to achieve synchronization between tasks or mutually exclusive access to critical resources

NO.79 Among the following Internet of Things access technologies, what is the highest power consumption ()?

NO.80 The meter reading protocols mainly used in Huawei’s power Internet of Things solution include ()? (multiple choice)

NO.81 Does eLTE-loT specifically contain () network elements? (Multiple choice)

NO.82 In device management, DM Server passes commands to the gateway through the () protocol to complete the configuration management of the device?

NO.83 When a task is suspended. If the current task is locked, it cannot be suspended.

NO.84 PLC communication technology refers to a communication method that uses power lines to transmit data and media signals. (judge)

NO.85 Can Huawei IoT be roughly divided into () parts? (Multiple choice)

NO.86 CoAP protocol message format is simple, messages can be very short, using long connections, there is a heartbeat preservation mechanism.

NO.87 SoftRadio is only used in test scenarios and does not allow access to the customer’s existing network and commercial use.

NO.88 In the field of intelligent manufacturing, the use of eLTE-IoT can realize the real-time return of video data on the production site.

NO.89 In the smart home solution, which of the following methods can allow users to quickly customize the scene

NO.90 Among the following options, the description of the development of the home network is wrong ()

NO.91 The basic operation of Keil consists of the following () steps? (Multiple choice)

NO.92 When the terminal is in PSM (power saving mode), the control commands issued by the service platform cannot reach the terminal in real time. The downlink control commands need to be cached in the operator’s () first?

NO.93 Among the following options, which communication mode is suitable for PLC?

NO.94 In the Huawei smart street lamp solution, the street lamp platform can perform the following () operations on the AR501L1Rc controller? (multiple choice)

NO.95 Are there any abnormal events in the smart home scene ()? (choose multiple)

NO.96 Which of the following options is not operated on SPPortal? (Single choice)

NO.97 Among the following options, are the features supported by OceanConnect in the business enA, Blement layer ()? (Multiple choice).

NO.98 What is the problem with the incident of the Nanjing Environmental Protection Bureau detecting data being tampered with?

NO.99 V2X communication technology is of great significance to the promotion and popularization of the Internet of Vehicles.