By now, you should know how to create a connection with the Qlik Engine, and how to embed nice looking visualizations in your web app or mashup to create a user-friendly dashboard sitting outside of the native Qlik Sense client. This section will now focus on interactivity, making selections in the data model, creating HyperCubes, connecting to fields, and most importantly, creating selection listeners for full duplex interactivity with both the Qlik App and the Qlik Engine.