Windows 10 27 Years ago

 windows 1.0 graphical interface in 1985, Microsoft released its first operating system with graphical interface, and named it windows 1.0 (Windows). Although windows 1.0 is the first attempt of Microsoft on the graphical interface of personal computer operating system, it is interesting that windows 1.0 is not a real operating system. Because it is based on MS-DOS, it is at most an application software based on DOS platform. (since then, windows 2.0, 3.0, 95, 95, me have been built on the basis of DOS, until the advent of Windows NT) Introduction windows 1.0 was released in November 1985, initially priced at aws security certification $100. Because the popular graphical interfaces of personal computer at that time were gem and descqview / x, the user's evaluation of windows 1.0 was not high. 

Microsoft announced that it began to design windows in 1983. The design and development of windows 1.0 kept 55 engineers busy for a whole year. It was not until November 20, 1985 that Microsoft officially announced the launch of windows 1.0. 

Microsoft communicated the importance of mouse to users through windows 1.0. Users can use mouse on Windows 1.0Do most of the work. In addition, windows 1.0 also comes with a number of simple and practical applications, such as calendar, Notepad, calculator, etc. All in all, if you look at the interface of windows 1.0 from the current perspective, you will find that it is like a PDA. However, this was attractive enough at that time, because the graphics of windows 1.0 were "amazing" compared with DOS with black background and white characters. 

In terms of functions, one of the features of windows 1.0 is that it allows users to open multiple programs at the same time and switch between them. Although programs can not run at the same time, this parallel design isaca cisa question bank concept is a great innovation compared with DOS serial 1.0 can display 256 colors, the window can be zoomed, when the window is minimized, there will be special space on the desktop to place these windows (now the taskbar). In addition to the definition of windows control panel (1.0) at that time, it also had isaca schedule exam a limited impact on the control panel. 

Development history and version No. time: 1983-1985 windows 1.00 alpha windows 1.00 beta windows 1.00 developer release windows 1.00 prEmiere windows 1.01 windows 1.02 windows 1.03 windows 1.04 other features Microsoft Windows needs to install device drivers in MS-DOS 2.0 environment. Windows 1.02, fully compatible with MS-DOS, windows can run any application under MS-DOS. 

In the worst case, windows will run DOS applications in full screen mode, and finally return to windows. 

Under normal circumstances, windows can display multiple windows, and each window runs different applications. 

To see the available applications, you need to click with the mouse in the command line window and enter "run" or "R.". 

In some cases, some programs will appear "incompatible". In fact, these programs are not based on MS-DOS call, but use the method of writing hardware address in the later operating system. 

Some programs can "intelligently" judge and use smaller windows to share desktop space with other programs. The first such "intelligently" program is Microsoft Word. 

In the command line bar, click the "pen" command to change the pointer on the screen into pencil shape. You can select the size and shape of the mouse point, and then click OK to confirm.