Explain how protection is provided for the hardware resource, Operating System

Assignment Help:

Explain how protection is provided for the hardware resources by the operating system.

Dual mode operation

  • Sharing system resources needs operating system to make sure that an incorrect program cannot cause other programs to implement incorrectly.
  • Give hardware support to differentiate among at least two modes of operations.

1.  User mode - Implementation done on behalf of a user.

2. Monitor mode (also kernel mode or system mode) - Implementation done on behalf of operating system.   

 


Related Discussions:- Explain how protection is provided for the hardware resource

Multilevel queue scheduling, Explain multilevel queue scheduling and multil...

Explain multilevel queue scheduling and multilevel feedback queue scheduling #Minimum 100 words accepted#

Explain time-sharing environment, In a multiprogramming and time-sharing en...

In a multiprogramming and time-sharing environment, several users share the system simultaneously. This situation can result in various security problems. a

Page-table lookups, How exactly is a page table used to look up an address?...

How exactly is a page table used to look up an address? The CPU has a page table base register (PTBR)which points to the base (entry 0) of the level-0 page table. Each process h

Explain activities of an os in regard to file management, What are the five...

What are the five major activities of an operating system in regard to file management? The creation and deletion of files The creation and deletion of directories The s

List the task regions in the spiral model, List the task regions in the Spi...

List the task regions in the Spiral model.  Customer communication - In this region it is suggested to set up customer communication.  Planning - All planning activities

FUNDAMENTAL OF OS, WHAT IS OPERATING SYSTEM ?ENLIST AND EXPLAIN BASIC SERVI...

WHAT IS OPERATING SYSTEM ?ENLIST AND EXPLAIN BASIC SERVICES PROVIDE BY OS

Define entry section and exit section, Define entry section and exit sectio...

Define entry section and exit section. The critical section problem is to design a protocol that the processes can use to cooperate. Every process must request permission  to e

What resources are utilized when a thread is created, Q. What resources are...

Q. What resources are utilized when a thread is created? How do they vary from those used when a process is created? Answer: For the reason that a thread is smaller than a pr

Define coding in an independent service architecture, Define Coding in an i...

Define Coding in an independent service architecture Coding in an independent service architecture alleviates many of the traditional dependencies of monolithic applications.

What are two probable uses of these multiple modes, Q. Several CPUs provide...

Q. Several CPUs provide for more than two modes of operation. What are two probable uses of these multiple modes? Answer: Although most systems merely distinguish between use

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