Windows Task Scheduler: Difference between revisions

Revision as of 21:51, 19 March 2021

Revision as of 10:50, 20 March 2021

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| genre = [[Windows service]]

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'''Task Scheduler''' is a component of [[Microsoft Windows]], including the latest version [[Windows 10]],<ref>{{cite book|author1-last=Leonhard|author1-first=Woody|author2-last=Rusen|author2-first=Ciprian|year=2021|title=Windows 10 All-in-One For Dummies|publisher=[[John Wiley & Sons]]|isbn=978-1119680574}}</ref> that provides the ability to schedule the launch of programs[[computer program]]s or scripts at pre-defined times or after specified time intervals: [[job scheduling]] (task scheduling).<ref>{{Cite web|title=Keep your Windows desktop in shape with Task Scheduler|work=[[TechRepublic]]|date=2002-01-04|url=https://www.techrepublic.com/article/keep-your-windows-desktop-in-shape-with-task-scheduler/}}</ref><ref>{{Cite web|title=What is Task Scheduler?|work=[[Computer Hope]]|date=2020-11-30|url=https://www.computerhope.com/jargon/t/tasksced.htm}}</ref> It is implemented as a [[Windows service]]<ref name="Mueller-2010">{{cite book|author-first=John Paul|author-last=Mueller|year=2010|title=Windows Command Line Administration Instant Reference|publisher=[[John Wiley & Sons]]|isbn=978-0470930908}}</ref> and was first introduced in the [[Microsoft Plus!]] for [[Windows 95]] as ''System Agent''<ref>{{cite web

| url = http://www.technofileonline.com/texts/tec032998.html

| title = Windows 98: Stable and fast, as well as 'new and improved'

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| date = March 29, 1998

| access-date = 2007-10-06

}}</ref> but was renamed to ''Task Scheduler'' in [[Internet Explorer 4.0]] and [[Windows 98]]. The [[Windows Event Log]] service must be running before the Task Scheduler starts up. The Windows Task Scheduler infrastructure is the basis for the [[Windows PowerShell]] scheduled jobs feature introduced with PowerShell v3.<ref>{{cite book|author-last=Warner|author-first=Timothy L.|year=2015|title=Sams Teach Yourself Windows PowerShell in 24 Hours|publisher=[[Sams Publishing]]|isbn=978-0134049359}}</ref>

Task Scheduler can be compared to [[cron]] or [[anacron]] on [[Unix-like]] [[operating system]]s. This service should not be confused with the [[Scheduling (computing)#Windows|scheduler]], which is a core component of the OS [[kernel (computing)|kernel]] that allocates [[CPU]] resources to processes already running.