What do I need to know about operating systems?

Motivation -> We need operating systems to give easy access to the hardware of a computer. A processor (CPU) can only execute one instruction at a time, yet we can have multiple applications running at the same time, how is this possible?Operating systems manage the computer's resources.It is a collection of software that have the following functions:Schedule processes (applications) to be executedManage and give access to the memoryManage the file systemCoordinate all external devices (keyboard, network adapter)Manage usersProvide a user interface

CW
Answered by Calum W. Computing tutor

1219 Views

See similar Computing A Level tutors

Related Computing A Level answers

All answers ▸

Write pseudocode for the linear search algorithm, and then explain it’s complexity using big-O notation


The numbers 6B and 12 are displayed in hexadecimal form. Convert them into binary form and perform binary addition to find the sum. Convert your answer back into hexadecimal. Show your workings.


What is the difference between simplex, half duplex and full duplex?


What is the difference between validation and verification?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences