Chapter 6: Mobile Notifications with Notification Hub

1. PNS stands for Push Notification Service.
2. Yes, each vendor has its own PNS.
3. The main difference is the patch capability—an installation can be updated after creation, a registration cannot.
4. No, the amount of available devices is different per tier.
5. Depending on your environment, either use Visual Studio or programmatically query the Notification Hub instance.
6. There are many possibilities: either use Azure Portal or Visual Studio or enable Test send and send a notification programmatically.
7. Rich content notifications are notifications that contain more than only text (such as an image, for example).