Operating System An operating system is the software component of a computer system that is responsible for the management and coordination of activities and the sharing of the limited resources of the 操作系统是计算机系统的组成部分，他负责管理和协调计算机的各项活动和分配有限的资源。Operating systems offer a number of services to application programs and 操作系统为用户和程序提供多种服务。Common contemporary operating systems include Microsoft Windows， Mac OS， Linux and S 常见的操作系统包括微软，苹果，LINUX和SOLARISMicrosoft Windows has a significant majority of market share in the desktop and notebook computer markets， while servers generally run on Linux or other Unix-like 微软在在台式机和笔记本电脑市场占有相当大的份额，然而Linux或其他Unix系统占有更多的服务器市场。 Embedded device markets are split amongst several operating 嵌入式设备市场被几个系统共同占有。So，do you know？这个是操作系统的简介，中文看得懂吧~~~我英语四级过了~~
