What is the Life Cycle of an iPhone application? [closed]
See also This post on Cocoanetics that present a very useful flowchart explaining the different calls to the AppDelegate methods during the app life cycle:
here is diagram image for understand Life Cycle (iPhone / Android)
Edit: Here is the more detailed information from Apple Docs.
Part 1:
Part 2:
Reference
Also this one is for View Controller Life Cycle methods