Operating Systems

By Mohamed Loey & Miguel Sáenz

Operating SystemThe interface between the computer hardware and the world.

OS Functions

OS structure

OS Classification

when two or more users can work with programs and share peripheral devices (printer, scanner, fax)

multiple applications operated at the same time

more than one CPUs that can be used at the same time

smaller parts of programs are loaded when they are needed by OS

Which Operating System

If you ask your mum, she'll tell you to use Win XP because she knows it very well, if you ask your geek friend he'll recommend you Linux because it's so stable, if you ask the cool designer at work, he'll tell you Mac OS 'cause you can build so many amazing things with it.

Desktop Operating System

Windows Advantages

Windows Disadvantages

Mac Advantages

Mac Disadvantages

Linux Advantages

Linux Disadvantages

Operating System Users

1818

5555

7,17,19,69,6

5,15,1

Windows 7

Windows 8

Windows XP & older

Mac OS

Linux

Data from W3Schools September 2014

Server Operating System

Server operating systems are designed to provide platforms for multi-users, for critical, network applications. Their main purpose is to provide security, stability and collaboration. Most of them come with a pack of dedicated software tools such as Web servers, e-mail agents and terminal services. The common applications for server OSes are

File and printer sharingApplication services (including databases)Web site services E-mail, groupware and messaging Terminal services Caching

Server Needs

Mobile Operating SystemOperating System that controls a mobile device.

Android OS

Mobile Operating System

84,784,7

11,711,72,52,5550,70,7

Android

iOS

Windows Phone

Blackberry RIM

Others

Data from IDC June 2014

Thanks