Application Development with Swift 2 (Video 15)

This video tutorial covers the implementation of UIImagePickerController, focusing on setting up delegates and notifications. It explains how to present a view controller, handle image selection, and save images to a file path. The tutorial also touches on the Model-View-Controller (MVC) concept and the view lifecycle, preparing viewers for the next topic on table views.

What checks are performed to ensure the selected media is an image?

How do you build the file path for saving images in the application?

Summarize the key concepts covered in the video regarding the model view controller.