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Computer users have several choices when it comes to operating systems, although the choice is not always easy. The vast majority of new PCs are sold with some version of Windows installed, but many users are choosing to run UNIX or Linux. Apple Macintosh computers and the proprietary Mac OS have a small but important share of the desktop OS market. This lesson is a survey of the primary operating systems used on personal computers and network servers today, describing the basic features of each. | McGraw-Hill Technology Education Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved. Chapter 7B Survey of PC and Network Operating Systems PC Operating Systems Microsoft Windows is the most popular Installed more than other OS combined Installed on about 95% of computers Apple and Linux represent the other 5% 7B- Teaching tip Www.w3schools.com/browsers/browsers_stats.asp provides a neutral look at OS statistics. Refer to this page as you lecture. Visit www.wordiq.com/definition/Microsoft_Windows for an excellent timeline and description of Windows operating systems. PC Operating Systems DOS Disk Operating System Single user single-tasking OS Command line interface 16-bit OS Powerful Fast Supports legacy applications 7B- Teaching tip Students often fail to see the value in older OS or applications. As an example, a metal fabrication plant in Pittsburgh PA is still using a program written in the early 70’s that calculates metal temperatures. DOS Application 7B- PC Operating Systems Windows NT Designed for a powerful system 32-bit OS Very stable Windows NT Workstation Single user multi tasking OS Windows NT Server Multi user multi tasking OS Network operating system 7B- PC Operating Systems Windows 9x 95, 98, and Millennium Edition (Me) 32-bit OS Supported 16-bit programs well Very pretty not stable OS Still found in large corporations 95 introduced the Start button 98 introduced active desktop Me improved multimedia software 7B- PC Operating Systems Windows 2000 Look of 9x with NT stability Optimized for office and developers Application software ran very well Entertainment software ran very poorly 7B- Discussion point There are many computer professionals that say that Windows 2000 was the first stable Microsoft product. Engage your class in a discussion regarding a software developer’s obligation to create stable products. PC Operating Systems Windows XP Microsoft’s newest desktop product Different look from 2000 Many . | McGraw-Hill Technology Education Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved. Chapter 7B Survey of PC and Network Operating Systems PC Operating Systems Microsoft Windows is the most popular Installed more than other OS combined Installed on about 95% of computers Apple and Linux represent the other 5% 7B- Teaching tip Www.w3schools.com/browsers/browsers_stats.asp provides a neutral look at OS statistics. Refer to this page as you lecture. Visit www.wordiq.com/definition/Microsoft_Windows for an excellent timeline and description of Windows operating systems. PC Operating Systems DOS Disk Operating System Single user single-tasking OS Command line interface 16-bit OS Powerful Fast Supports legacy applications 7B- Teaching tip Students often fail to see the value in older OS or applications. As an example, a metal fabrication plant in Pittsburgh PA is still using a program written in the early 70’s that calculates metal temperatures. DOS Application
