Advanced Swift 2 Application Development (Video 11)

This video tutorial provides an in-depth look at Apple's Core Data framework, focusing on understanding core data terminology, setting up a core data manager, creating managed object contexts, and saving data. It covers the creation of NSManagedObjectModel, NSPersistentStoreCoordinator, and NSManagedObjectContext, explaining their roles in managing the model layer of an application. The tutorial also demonstrates how to set up a core data manager using lazy variables and how to save data efficiently.

What is the significance of using a lazy variable in the core data manager?

How do you create a managed object context for writing purposes?

Describe the steps to save data in the context after performing actions.