COIS 1010H Lecture Notes - Lecture 3: Embedded Operating System, Open-Source Software, Web Browser
30 Mar 2020
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Document Summary
Server operating systems: windows, server stores information and allows other people access to webpages, etc. Mainframe and supercomputer operating systems: linux. Task views to cerate personalized virtual desktops. Diagnostic and disk management tools (disk defragmentation) Backup and recovery utilities (to/from external drives and the cloud) Uninstall and cleanup utilities file compression programs security programs (antivirus, antispyware, firewalls) Purchased in physical form (dvd) or downloaded via an app store. Payment depends on the ownership rights crapware. Utility model of payment advantages: files can be accessed from any computer with an internet connection improved collaboration capabilities: ease of implementation lower cost of ownership, always working with the current version of software. Potential disadvantages: online applications tend to run more slowly file size limitations, cost may eventually exceed the cost of purchasing, no access if internet access is interrupted or unavailable. Software suites a collection of software programs bundled together and sold as a single package.
