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Dale - Computer Science Illuminated 49

Dale - Computer Science Illuminated 49 - 22 Chapter 1 The...

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22 Chapter 1 The Big Picture operating system for the Macintosh introduced the concept of the mouse and the point-and-click graphical interface, thus changing user/computer interaction drastically. High-quality, reasonably priced applications software packages became available at neighborhood stores. These programs allow the user with no computer experience to do a specific task. Three typical kinds of applica- tion packages are spreadsheets , word processors , and database manage- ment systems. Lotus 1-2-3 was the first commercially successful spreadsheet that allowed a novice user to enter and analyze all kinds of data. WordPerfect was one of the first real-word processors, and dBase IV was a system that let the user store, organize, and retrieve data. Fifth Generation (1990–present) The fifth generation is notable for three major events: the rise of Microsoft as a dominant player in computer software; object-oriented design and programming; and the World Wide Web.
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