Great Idea Computer Desktop What s on your Computer Desktop Browser and Email reader Office tools Microsoft Office or some other product Adobe Reader Games Media manipulators Music iTunes Movies Quicktime Photos Copyright 2008 by Helene G Kershner Great Idea Computer Desktop What s on your Computer Desktop Business Software Security software Symantec Antivirus firewall protection Course specific software Quicken Turbo Tax Karel the Robot Recycle Bin File storage Todo list Copyright 2008 by Helene G Kershner Great Idea Computer Desktop What do you use your computer for Communication Social calendar Virtual retail therapy Entertainment Email Virtual communities facebook myspace E newsletters blogs Games Movies TV Art Writing of all kinds Notes letters papers etc Copyright 2008 by Helene G Kershner Great Idea Computer Desktop What do you use your computer for Household record keeping On line banking Bills Tax information General business correspondence Source of news and information Copyright 2008 by Helene G Kershner What is the computer desktop Metaphor or a representation of something in the physical world Your computer desktop was supposed to reflect or perhaps substitute for the physical desktop you have at home or in your dorm To create this reflection the computer uses a multimedia graphical user interface to create a way for you to interact with your machine This graphical interface is a software tool developed so that you can communicate through an operating system with your computer Copyright 2008 by Helene G Kershner What is the computer desktop Great Ideas Desktop Graphical user interface Operating system Copyright 2008 by Helene G Kershner What is the computer desktop Great Idea Desktop Let s explore the desktop first It is a virtual world created by a program on your monitor It is a collection of images that represent different tasks Little pictures Icons that represent these tasks Folders We have learned to give meaning to these images The idea which came about with the original Macintosh in 1984 was to recreate on your monitor your desk at home Copyright 2008 by Helene G Kershner What is the computer desktop My physical desk at home really does have a rather remarkable resemblance to my computer desktop only my computer desktop is neater Paper piles Some in file folders some in boxes some on the desk some on the floor some actually filed Books Calculator Rubber bands sticky notes paper clips eye drops cancy Copyright 2008 by Helene G Kershner What is the computer desktop Computer desktop was envisioned to simplify our world It was thought that the computer would replace all the stuff on our desks and we would somehow move into a paperless world were all our information was stored simply efficiently and painlessly in our virtual world The computer HAS altered our physical desktop world but it has certainly NOT eliminated it Copyright 2008 by Helene G Kershner What is the computer desktop Has it made our physical desktop world simpler easier to manage Copyright 2008 by Helene G Kershner What is the computer desktop My computer desktop does help me Find my stuff sometimes Make filing easier sort of Make typing easier especially spelling Has altered the way I do things Household business Communication Is it a help I m not sure Copyright 2008 by Helene G Kershner What is the computer desktop Our virtual desktop is a complex program that manages the way people interact with computers It s not magic It s just a program Operating System Operating Systems have names All general purpose computers have operating systems Supercomputers iPhone Windows Mac OS X Linux Unix Proprietary Operating Systems Copyright 2008 by Helene G Kershner What is the computer desktop http www webopedia com TERM o operating system html Copyright 2008 by Helene G Kershner What is the computer desktop Great Idea Operating System The Operating System is The program that that lets your computer communicate with you and with all the other software that runs on your machine Performs basic tasks recognizing input from the keyboard sending output to the display screen keeping track of files and directory on the disk controlling the peripheral devices such as disk drives and printers It manages wireless operations and controls all software http www webopedia com TERM o operating system html Copyright 2008 by Helene G Kershner What is the computer desktop Great Idea Operating System The Operating System is Coordinates operations so that programs running at the same time seem to have total access to the machine and not bump into each other It manages resources Coordinates between users on multiuser systems It is the computers traffic cop http www webopedia com TERM o operating system html Copyright 2008 by Helene G Kershner What is the computer desktop Look and Feel of a Desktop what we call Windows A little history First personal computer designed to be used by ordinary folks was the Apple II released in 1977 It sold very well because it was bundled with a program called VisiCalc the first ever electronic spreadsheet It did NOT have a desktop Command line operation Black screen white letters Copyright 2008 by Helene G Kershner What is the computer desktop Apple II 1978 http en wikipedia org wiki Apple II Copyright 2008 by Helene G Kershner What is the computer desktop Macintosh 1984 The first computer to have the look and feel of current systems was the Macintosh The computer for the rest of us Screen had icons to represent tasks Black characters on white background Designed for ease of use Mac popularized the graphical user interface http www youtube com watch v C8jSzLAJn6k http en wikipedia org wiki Macintosh Copyright 2008 by Helene G Kershner What is the computer desktop Great Idea Graphical User Interface The user interactive portion of the operating system that lets uses images color and mouse clicks to make interacting with a computer more user friendly Multimedia Combines text graphics images sound to make interacting easier Tries to map virtual onto physical easy to use http www youtube com watch v E9z8y4JfhPs feature related Copyright 2008 by Helene G Kershner What is the computer desktop Microsoft Windows First there was DOS In 1966 IBM mainframe computer operating system was called DOS for Disk Operating System In 1978 the Apple II is released with it s own DOS Apple DOS When IBM introduced its first personal computer in 1981 it came with an operating system called MS DOS for Microsoft Disk