Types of Computer Software - Wikiversity Types of Computer Software From Wikiversity Jump to: navigation , search Contents 1 System Software 1.1 Boot Code 1.2 Operating System 1.2.1 Examples of Personal Computer/Server Operating Systems 1.2.1.1 UNIX 1.2.1.2 LINUX 1.2.1.3 PC/Microsoft DOS 1.2.1.4 Microsoft Windows 1.2.2 Examples of Embedded Operating Systems 1.2.2.1 Android 1.2.2.2 Palm OS 1.2.2.3 Symbian OS 1.2.2.4 MS Windows CE 1.3 Files 1.4 Tasks 1.5 Security 2 Applications 2.1 Custom 2.2 Commercial 2.3 Shareware 2.4 Open Source 3 OS 4 Utilities 4.1 Driver 4.2 Backup 4.3 Virus 4.4 Defrag 4.5 Scandisk 5 Interfaces 5.1 CUI 5.2 GUI 5.3 GUI shell 5.4 DOS Shell 6 Widgets 7 References System Software [ edit ] Boot Code [ edit ] Boot code is used to create a working environment for the operating sys...