Concept of operating system, Basic Computer Science

Assignment Help:

Concept of operating system:

An operating system is an essential software component of a computer system. The basic  objectives of an operating system are to make the computer system convenient to use and to utilize computer hardware in an efficient manner.  We can define an operating system as a large collection of software, which manages the resources of the computer system, such as memory, processor, file system and input/output devices. It keeps track of the status of each resource and decides which will have control over computer resources, for how long and when. In doing so, it provides two basic types of services:  

 

498_Concept of operating system.png

1.  It accepts requests from users and from the user's programs and executes their commands.  

2.  It optimally manages the hardware resources of the computer which may include CPU, main memory, hard disks, I/O devices, network interface card, etc.  

 


Related Discussions:- Concept of operating system

Compiled language, Compiled Language:   An additional program called a...

Compiled Language:   An additional program called a compiler translates a program written in a programming language; into a new file that does not require any other program to

Pipelining, tellme the types of pipelining

tellme the types of pipelining

Sequential-access memory device, Sequential-access memory device: A  S...

Sequential-access memory device: A  Sequential-access  memory device reads data in sequence. In other words, information on a serial device can only be retrieved in the same s

Assembly language, Questions 1) Polynomial Integrals Problem: Write an X86-...

Questions 1) Polynomial Integrals Problem: Write an X86-series assembly language program that calculates and prints out (in a nice form) the indefinite integral of a simple polynom

Write a brief note on firewalls, Question 1 Explain the TCP/IP protocol la...

Question 1 Explain the TCP/IP protocol layers Question 2 Write a note Fiber Distributed Data Interface (FDDI) Question 3 Discuss on File Transfer Protocol (FTP)

Pseudocode, Design a program that will read a file of sales records and pro...

Design a program that will read a file of sales records and produce a sales report. Each record in the file contains a customer’s ID, name, a sales amount, and a validated GST code

Second generation of computers, THE SECOND GENERATION (1956-1965) ...

THE SECOND GENERATION (1956-1965) This generation of computers were characterized by:     Considerable reduction in physical size     Increased reliability

Central processing unit, Central Processing Unit Microprocessor Th...

Central Processing Unit Microprocessor The microprocessor is an important component in the CPU. It is the unit which processes the instructions depending on its capability

Define and explain flow chart with an example, Question 1 Define and expla...

Question 1 Define and explain flow chart with an example Question 2 Write an algorithm to print all even numbers in descending order and draw the flowchart Question 3 Explain

CAI, What is CAI? Explain its pitfalls

What is CAI? Explain its pitfalls

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