Through the analysis of the application of 114 life assistant app software, I understand and understand how to operate an application software and promote an application software in the software life cycle, how to avoid the software entering into a crisis state, and understand some knowledge in the field of artificial intelligence application technology, AI technology such as natural language understanding technology and search engine technology in human-computer interaction technology With a certain understanding and cognition of the foundation, I have a good start and knowledge preparation for my future work in this field.