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On personal computers, there are five most commonly used operating systems: DOS, Windows, Unix/Xenix, and OS/2. DOS System-In the 17 years since its inception in 1981, DOS has undergone 7 major version upgrades, from version 1.0 to version 7.0 now, continuously improving and perfecting. Windows System-Windows is the first generation of window visual interface published by Microsoft in November 1985, which makes PC enter the so-called GUI (Graphical User Interface) stage. Unix system. Unix systems were initially used on small and medium-sized computers. Unix is a multi-user system, which generally requires more than 8M of memory and a large capacity of hard disk. Linux system-Linux is the largest free software in the world at present. It is an operating system with functions comparable to UNIX and Windows and has complete network functions.以「新兵日記」校園版包裝模式推出的「我的老師叫小賀」，劇名中的「叫小賀」為台語發音，表示「有膽識、有Guts」之意.故事承接《德国八六年》，但此时已经是1989年，马丁·劳赫在东德的间谍活动期间经历了柏林墙倒塌事件。Principal offender Sony, male, Indonesian, was 25 years old at that time.1. Open the folder where the new project is located等孙铁回来，就差不多了。季木霖斯文吃菜，小口喝酒，坦白地说：没有