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Types of Operating Systems (Part 1)Types of Operating Systems (Part 1)In the past, the operating systems were computer. (or device) dependent. An operating system running on one machine could not be run on another different model machine. When a manufacturer introduces a new computer or new model of computer then an operating system has to be developed to operate that machine. The application programs often would not work on the new computer because the applications were designed to work with a specific operating system. Some operating systems are still device dependent. Now-a-days, operating systems are mostly device (or computer) independent and can run on computers made by different companies. The operating systems are divided into different categories. Three basic categories are:
1- Personal Computer Operating System The personal computer operating systems are also called the stand-alone operating systems or single user operating systems that are used to operate personal computers. The examples of personal computer operating system are:
1. DOS DOS stands for Disk Operating System. It is a single user operating system used in microcomputers. It is a command line interface operating system. Microsoft Corporation developed it for IBM 8086 microprocessor computers. It was the most popular operating system in microcomputers before the Windows. The DOS is updated periodically. It has different versions like DOS 3.0, DOS 3.1, DOS 3.2 DOS 7.0 and soon. Today it is rarely used.
2. Mac OS Mac OS is developed by Apple Corporation in 1984 for Macintosh It was one of first computers. This operating system provides the GUI. It was one of first operating system that introduced the GUI. 3. Windows Microsoft Windows introduced by Microsoft. It is most used and powerful GUI operating system. Read more in Part 2 See Also or Related Articles:
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