Need of operating system, Basic Computer Science

Assignment Help:

Need of operating system:

What kind of facilities operating system provides to the users and programs:

  • The operating system provides interfaces for the user (keyboard, mouse, clicks, and pen drive) and also for the user's programs.
  • It provides file system support to manage huge volume of data in to secondary storage device.
  • It provides I/O services that can be used by every program.
  • It provides  boot-strapping  or  Initial Program Load (IPL) to start a computer
  • It manages all kinds of errors  and also supports error recovery mechanisms 
  • It provides networking services.
  • It provides the environment (allocation of memory, I/O devices and CPU time)  for  concurrent processing.  As you are aware, a single processor is capable of executing only one instruction at a time. Concurrent processing is the means used to simulate the simultaneous execution of multiple programs to provide multitasking and multiuser support.

 


Related Discussions:- Need of operating system

Fully describe the assessment centre method of selection, Problem: One ...

Problem: One large employer requests CVs from applicants, and, on the basis of these, invites a selected number to take part in a telephone interview. A date and time are provi

What is a tool bar?, Question 1 Write short notes on                      ...

Question 1 Write short notes on                           (a) Office Automatics System                           (b) Transaction Processing System Question 2 What is a too

Artificial intelligence, Artificial Intelligence Artificial Intelligen...

Artificial Intelligence Artificial Intelligence is difficult science to explain, as it has fuzzy borders with  computer science, mathematics,  philosophy, physics,  psychology

Sequential reading in fcb files, Earlier than anything we must describe the...

Earlier than anything we must describe the file transfer area or DTA. With the intention of sequentially read we use the 14H function of the 21Hinterruption.The register to be read

Software engineering, 158.254 Software Development Lifecycle Management Ass...

158.254 Software Development Lifecycle Management Assignment 1 This assignment focuses on requirements engineering. The context to this assignment is the development of a system

#, #queswhat computers can do tion..

#queswhat computers can do tion..

Designing computer based information systems-background, DESIGNING COMPUTER...

DESIGNING COMPUTER BASED INFORMATION SYSTEMS Background The role of Management Information Systems (MIS) in an organization can be considered as providing

Multiple Statement Groups as Suites, Sets of individual statements making u...

Sets of individual statements making up a single code block are known as suites in Python. Composite or complex statements for example if, def while and class are those which neces

About execution cycle, One time a program is in memory it has to be execut...

One time a program is in memory it has to be executed. To do this, each instruction must be appeared at, decoded and acted upon in turn until the program is finished. This is accom

Technology partnerships, Technology Partnerships: Such agreements prov...

Technology Partnerships: Such agreements provide the consumer un-limited access to vendor's technology. Such contracts are typically multi-year in nature where the consumer pa

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