:PROPERTIES: :ID: 23b8c096-f08e-4705-84d9-a04eceb00e7f :mtime: 20240305031221 :ctime: 20240305031219 :END: #+title: dispatcher #+filetags: :public:project: * Dispatcher The dispatcher is a program which runs After scheduler, the Dispatcher gives control of the [[id:7147c380-ef65-4c2e-b7ad-cbac8732e0be][CPU]] to the selected [[id:ea9ceb4e-ff99-4939-ad40-90d5dae2d567][process]] by 1) [[id:2f3155e9-a235-47f7-bc69-22471cc0f558][Switching context]], 2) Switching to [[id:d23cd605-639a-49f7-a5bc-264affd58520][user mode]], 3) Executing the user process from the selected location ** Two important questions: 1. When to make a scheduling decision to select the next process? 2. How to order the queue – which process to select next?