What is the full form of iOS

iOS: iPhone Operating System

iOS stands for the iPhone Operating System. It is Apple's mobile operating system developed and distributed by Apple Inc. It is designed to run on Apple devices like iPhone, iPad, iPod, etc. The first version of Apple iOS was released on 29 July 2007.

Apple iOS, which is a Unix-like OS, is based on the Mac OS X operating system which is designed for laptop and desktop computers. Furthermore, the iOS developer kit comes with the tools required for iOS app development. The mobile iOS supports input in the form of various gestures such as tapping, swiping, pinching. As of November 2016, the market share of Apple iOS was around 13% worldwide, and according to IDC, it was the second most popular mobile OS after Google Android.

There are four abstraction layers within iOS, which are as follows:

• Core OS Layer: It provides frameworks interaction with external hardware and security.
• Core Services Layer: It offers services for upper layers.
• Media Layer: It offers necessary technologies for graphics, audio, and video.
• Cocoa Touch Layer: It contains frameworks which are required for creating an application.

iOS comes with lots of features, some of which are as follows:

Apple iOS features:

• Wi-Fi, Bluetooth, and cellular connectivity along with VPN support
• Gesture recognition support, e.g., by shaking the device you can undo the most recent action
• Push email
• Safari mobile browser
• Integrated search support
• AirDrop feature to facilitate cross-platform communication between Apple devices
• Apple Pay, allows you to store your credit card details and thus you can pay for goods and services directly with an IOS device
• Integrated front-and rear-facing camera
• Apple app store to download the iTunes, catalog of music, podcasts, movies, etc.
• Scheduling feature allows you to update your Apple device when a new update is released.