DESKTOP OPERATING

SYSTEM

The most OS is..

90% of the market

More application programs are developed to run than other OS

Many versions and design to run with Intel and Intel-compatible microprocessor such as:Core 2 QuadAtom series

Several improvement from Windows Vista to Windows 7 is:

Improved handwritting recognition for tablet computers.

A taskbar that features previews, large icons, and personalization features.

Advance searching capabilities for finding files and content on your computer

Name Description

Windows XP Upgrade to a previous Windows

version, Windows 2000, with

improved

interfaced, stability, and reliable

Windows Vista Upgrade to Windows XP with

improved security, 3D

workspace, and filtering

capabilities

Windows 8 Microsoft’s latest OS with

improved user experience,

speed, and stability

Introduced Macintosh microcomputer

and OS on 1984

First guis, making it

easy even for novice

computer users to move

and delete files

Designed to run with Apple

computers

Not widely used

Powerful

Easy to use OS that popular with professsional graphic

designers, desktop publishers, and many home users

Mac OS X is the most widely used

Provide :

Wide array of powerful features including SPORTLIGHT and

DASHBOARD WIDGETS

Sportlight ???

Dashboard Widgets???

* Some version include BOOT CAMP

Advanced search tool that can

rapidly locate files, folders,

e-mail messages,

Addresses, and

much more

Collection of

specialized programs

that will constantly

update and

display

information

Allows Macintosh

computers to run both

Mac OS and

the

Windows OS

Exciting features including :

Launchpad

Mission

Control

Gesture

support

Displays and provides direct access to all apps

installed on your computer.

Display all running programs at one

time

Allows you to use your fingers to run programs and to

control the content of your display screen

…UNIX…

Designed to run on minicomputers in network

environment

Many version. Example is LINUX

…LINUX…

Developed by a graduated student:

Allowed free distribution of OS code

Others can modify and develop the code

Called OPEN SOURCE

Popular and powerful alternative to Windows OS

Google’s Chrome OS is based on Lunix

Designed for netbook computers and mobile devices

Chromes OS focuses on Internet connectivity and cloud computing

…Virtualization…

Process that allows a single physical

computer to support multiple OS

Virtualisation Software

is a single physical computer runs a special program

ALLOW

The single physical computer to operate as two or

more separate and independent computers known as

VIRTUAL MACHINES

OS of the physical machines is known as

HOST OS

The OS for each virtual machine is known

as GUEST OS

MOBILE

OPERATING

SYSTEM

Example MOBILE OS

Android = Developed by Android Inc. and

later purchased by Google

= Fastest-growing mobile OS

BlackBerry OS (RIM OS) = Origenated in

Canada

= Designed as the platform for BlackBerry

handheld computers

iOS (iPhone OS) = Developed by Apple to

support iPhone, iPod Touch, and iPad.

= Fastest-growing mobile OS

WebOS = Developed by Palm, Inc. and

later purchased by HP

= Evolved into OS for many of HP’s mobile

device

Windows Phone 7 = Developed by

Microsoft

= Designed to support a variety of

portable devices focusing on social

networking and instant messanging

Continue with…

FATIMAH!!

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