Chapter 6 Operating Systems - FTMS
1CSCA0201FUNDAMENTALS OF COMPUTINGChapter 6Operating Systems2Operating of Operating of Operating System3Operating SystemsOperating Systems Theoperatingsystemisthemostimportantprog ramthatrunsonacomputer. Operatingsystemisaninterfacebetweencompu teranduser. SystemsOperating Systems5Operating SystemsOperating Systems6Operating SystemsTypes of Operating System Real-time Distributed Embedded7Operating SystemsTypes of Operating SystemReal-Time Areal-timeoperatingsystemisamultitasking operatingsystemthataimsatexecutingreal-t imeapplications. SystemsTypes of Operating SystemMulti-user vs. Single user Amulti-useroperatingsystemallowsmultiple userstoaccessacomputersystemconcurrently . Time-sharingsystemcanbeclassifiedasmulti -usersystemsastheyenableamultipleuseracc esstoacomputerthroughthesharingoftime. Single-useroperatingsystems,asopposedtoa multi-useroperatingsystem, SystemsTypes of Operating SystemMulti-tasking vs. Single-tasking Whenasingleprogramisallowedtorunatatime, thesystemisgroupedunderasingle-taskingsy stem Whileincasetheoperatingsystemallowstheex ecutionofmultipletasksatonetime, SystemsTypes of Operating SystemDistributed Adistributedoperatingsystemmanagesagroup ofindependentcomputersandmakesthemappear tobeasinglecomputer.
Linux • A freely-distributable open source operating system that runs on a number of hardware platforms. • Linux has become an extremely popular alternative to proprietary operating systems. • First version: Linux (1992) • Latest version: Linux 3.9.6
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