The article describes the three most common operating systems Android, iOS and Windows Phone, as well as their brief history.
Статья описывает три наиболее распространенные операционные системы Android, iOS и Windows Phone, а также их краткую историю. В данной статье описываются преимущества и недостатки операционных систем. The article describes the three most common operating systems Android, iOS and Windows Phone, as well as their brief history. The work also will describe advantages and disadvantages of following operating systems.