Indian Railways proposes to implement a real time train tracking system for the newly introduced Vande Bharat trains. This system would have a real time tracking of the location of every train and display them on a map which the users can access over the internet. As a MIS specialist, identify the below information.
1. The hardware infrastructure needed
2. The features of the application offered to the normal user
3. The features of the application offered to the passenger
4. The features of the application offered to the Railways department personnel