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

Discuss the roles of system analysts in detail, Question 1 Explain the ...

Question 1 Explain the following system design tools in detail System Flowcharts Decision tables Decision trees Organization charts Question 2 Write s

Two-tiered architecture, Two-tiered architecture: This approach basic...

Two-tiered architecture: This approach basically introduced a database server to replace the file server. The emergence of relational database management systems and graphica

Foundation of computer system, Foundation of Computer System Q.No-1: W...

Foundation of Computer System Q.No-1: What do you understand by the Efficiency in term of Computers? and How will you measure it? Also define Speed and its factors which ca

What are the most common forms of mixing, Question 1 What is the differenc...

Question 1 What is the difference between Variable Bit Rate and Constant Bit Rate? Question 2 Write a note on: Normalization, Reverberation, Noise Reduction, Filters, and

N-ary relationships in database design, n-ary relationships in database des...

n-ary relationships in database design Each n-ary where n>2 relationship type is maped into a table name of the relationship works as the name of the table. The primary key of suc

Multithreaded Programming in python, Running more than a few threads is lik...

Running more than a few threads is like running several different programs at the same time as, but with the following profits: • Multiple threads inside a process share the same d

System, differance between multiaccess and multitasking

differance between multiaccess and multitasking

Gaided media, explain the working of gaided media ?

explain the working of gaided media ?

Summery, This is an article and I want great synopsis for the article

This is an article and I want great synopsis for the article

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