阿里云物联网平台设备属性设置,对应下面那个Topic:
A: sys/productKey/DeviceName/thing/service/property/set
B: sys/productKey/DeviceName/thing/service/property/set_reply
C: sys/productKey/DeviceName/thing/event/property/post
D: sys/productKey/DeviceName/thing/event/property/post_reply
A: sys/productKey/DeviceName/thing/service/property/set
B: sys/productKey/DeviceName/thing/service/property/set_reply
C: sys/productKey/DeviceName/thing/event/property/post
D: sys/productKey/DeviceName/thing/event/property/post_reply
举一反三
- 阿里云物联网平台,设备属性上报的MQTT消息发送到平台后,通常会收到下面哪个主题的回复: A: sys/productKey/DeviceName/thing/event/property/post B: sys/productKey/DeviceName/thing/event/property/post_ack C: sys/productKey/DeviceName/thing/event/property/post_reply D: sys/productKey/DeviceName/thing/event/property/post_return
- 阿里云附物联网平台“一机一密”进行设备登录时,登录信息三元组指: A: ProductKey、DeviceName、DeviceSecret B: ProductName、DeviceName、DeviceSecret C: ClientID、Username、Password D: DeviceName,Username,Password
- 阿里云附物联网平台“一机一密”进行设备登录时,登录信息三元组指的是哪些: A: ProductKey B: DeviceName C: DeviceSecret D: ClientID
- 在快速建立产品时,引导进来别人建立的物模型需要修改什么?( ) A: ProductKey B: ProductSecret C: DeviceSecret D: DeviceName
- 在设备连接阿里云物联网平台的过程中,阿里云物联网中的设备名称DeviceName属于三元组信息之一。