What is a dispatcher, Operating System

Assignment Help:

What is a Dispatcher?

The dispatcher is the module that gives control of the CPU to the process selected by the short- term scheduler. This function includes:

  • Switching context
  • Switching to user mode
  • Jumping to the proper location in the user program to restart that program.

 


Related Discussions:- What is a dispatcher

Explain process description in the unix system, Process Description A pr...

Process Description A process in UNIX is a somewhat complex set of data structures that provides the operating system with all of the information necessary to dispatch and manag

Dynamic scheduling, Dynamic scheduling : The number of thread in a program...

Dynamic scheduling : The number of thread in a program may be changed during the course of operation. Dynamic priority scheduling is a kind of scheduling algorithm in which the pr

Default domain controllers policy gpo, Question: (a) Distinguish betwee...

Question: (a) Distinguish between local and active directory Group Policy in Windows Server 2008? (b) Describe the three areas of account Policies that can be managed thro

First-in-first-out (fifo), FIFO is named as 'named pipes'. FIFO (first-in-...

FIFO is named as 'named pipes'. FIFO (first-in-first-out) is a special file which is laid to be data transient. Once data is load from named pipe, it cannot be load again. Also, da

What is cold backup, Cold Backup: It is copying the three groups of files...

Cold Backup: It is copying the three groups of files when the object is shut down. This is a straight file copy, generally from the storage disk directly to tape. You must end th

Name the hardware to support demand paging, The hardware to support demand ...

The hardware to support demand paging is as follows Page table: This table has the skill to mark an entry invalid though a valid-invalid bit or particular value of protectio

What are the different thread levels?, What are the different thread levels...

What are the different thread levels? There are two broad type of thread implementation: User-Level Threads -- Thread Libraries. Kernel-level Threads -- System Calls.

Define action that implementing meaning of instruction, Determine how Actio...

Determine how Action implementing instruction’s meaning are a actually carried out   Action implementing meaning of instruction are a actually carried out Instruction executio

What is an i/o subsystem?, What is an I/O subsystem? The control of dev...

What is an I/O subsystem? The control of devices connected to the computer is a main issue while designing operating systems. Since I/O devices differ widely in their function

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd