1. Understanding Operating Systems

2. Standard 1: Objective 3 Explore and demonstrate an understanding of managing operating systems.

4. Operating system software acts as an interface between the hardware of the computer and the application software that users need to run on the computer.

17. According to StatCounter Global Stats, Mac OS X users account for 7.5% of the operating systems market as of January 2013 - much lower than the percentage of Windows users (over 90%). One reason for this is that Apple computers tend to be more expensive. However, many people prefer the look and feel of Mac OS X.StatCounter Global Stats

24. Bibliography Goodwill Community Foundation Inc. http://www.gcflearnfree.org/computerbasics/2. 5 http://www.gcflearnfree.org/computerbasics/2. 5 Virginia Tech. Department of Computer Science http://courses.cs.vt.edu/csonline/OS/Lessons/Int roduction/index.html