IKA

IKA

1. Operating system

   • kind of intermediary
     • between equipment (hardware) and apllications (software)
   • main tasks
     • Mediator
       • facilitate the work with the PC
         • to check what is connected with the PC
           • to provide CPU time and RAM-access
             • report hardware errors
     • Manager
       • to help create order on the hard disk and the connected sotrage devices (create folders, copy, save etc.)
     • Controller
       • control hard disk and attached peripheral devices
       • report and monitor attached peripheral devices
       • help run the applications

2. mouse

   • Hover = Screentip
   • Left-Click= select or acitvate
   • Right-Click = open context-sensitive menu
   • Double-Click = Open a programm
   • Drag and Drop = Move/Copy

3. File

   • unit of information (text or image)

4. Folder

   • container that manages files programs or other folders

5. Computer

   • electronic machine that accepts, processes, stores and outputs information
   • Hardware
     • any electronic or mechanical part of computer system that you can see or touch
     • CPU
       • heart of computer
         • microprocessor chip which processes data
     • main memory
       • holds the data which is being processed by the CPU
       • RAM (random access memory)
       • ROM (read only Memory)
     • Peripherals
       • phsyical units attached to the computer
         • Input Output and Storage devices
   • software
     • program which tells computer what to do
   • Input, processing, Outputs/Storage

6. Keyboard

   • Alphanumeric keys
   • numeric keypad
   • function keys
   • Cursor keys
   • Dedicated keys

7. Fragen Test

   • Outlook, FileMaker, Adobe Creative Suite are not OS
   • 4MB for a MP3
   • 4GB for Ram for PC