Computer

Computer

1. automatic programme electronic data processing device

2. software

   • computer programme
   • application software
     • sequences of instructions for computer processor
       • controls everything the computer does
       • apply them to a particular application to do a specific task
       • consists of a programme that is easy for us to do something in the computer
     • generic features
       • user documentation
         • tells users how to use the software
         • "help" button
       • utility programme
         • 'installer' automatically installs packages
       • purchased in a box
         • stores files for main programme "tools" and help files
     • Examples
       • paintshop photo
       • office professional
     • generic application software
     • Bespoke software
   • system software
     • programme
     • provides enviroment to run
     • Data
     • tools for "housekeeping"
     • controls hardware of computer

3. hardware

   • computer itself
     • example: mouse
   • physical components of the computer
     • electronic components and storage devices within its case
       • SD card
       • thumbdrive