What is iOS?
iOS is a well known mobile operating system which was developed and distributed by Apple Inc. Originally it was released in 2007 for the iPhone, iPod Touch, and Apple TV. iOS is derived from OS X, with which it shares the Darwin foundation. iOS is Apple's mobile version of the OS X operating system which is used in Apple computers.
This tutorial has been designed for software programmers with a necessity to have a good understanding on the iPhone and iPad application development on iOS with Objective C programming.
In prior to proceeding with this tutorial, you must have a basic knowledge on Computer Programming terminologies. A basic understanding of any of the programming languages, mainly Objective C programming language, will assist you in learning the concepts of iOS programming quicker.