ios-(1) What is iOS

* iOS is an operating system developed by Apple (OS is the abbreviation of operating Systen), just like Windows XP, Window 7, which is used on the computer, is the operating system.

* What is an operating system? The operating system is actually a software, is directly run in the hardware (computer, mobile phone, etc.) on the most basic system software, any other software must be supported by the operating system to run.

* According to the operating system of equipment classification, can be divided into: computer operating system, mobile phone operating system.

The difference between *ios and Win7 system.

# XP, Win7 is the PC operating system, which is the operating system running on the computer.

# iOS is a handheld operating system, which is the operating system running on a mobile device. The devices currently equipped with this operating system are: iphone, ipad, IPod Touch, ipad Mini, Apple TV.

# before devices such as the ipad were available, only the iphone was equipped with the operating system, called the iphone OS, and later the ipad and other devices were also powered by the OS, renamed iOS