difference between viewcontrollers in iPhone

What is the difference between different View Controllers [like, NavigationViewCon开发者_如何学Gotroller, Table ViewController,TabViewController etc...] in iPhone? is the difference only is display format? or also in handling the different views on it??

Thanks in advance.

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They control different views. So a UIViewController controls a UIView. A UITableViewController contols a UITableView etc.