HARDWARE & SOFTWARE: input & output

HARDWARE & SOFTWARE: input & output

1. INPUT

   • "when data is transferred into the computer"
   • Standard Input devices to input data in a computer
     • Scanner
     • Mouse
     • Microphone
     • Digital Camera
     • Keyboard
   • Specialised Input devices used in shops & even schools
     • Touch sensitive keyboard
     • Sensors
     • Card Readers
     • Touch Sensitive Screen

2. ONCE DATA IS INPUTTED IT IS PROCESSED BY THE COMPUTER. PROCESSING IS CARRIED OUT BY THE CPU : CENTRAL PROCESSING UNIT.

   • A computer inputs data, processes it & outputs information.

3. OUTPUT

   • Home, School & Office Output devices
     • Computer monitors
     • Projectors
     • Inkjet & laser printers
   • Entertainment devices
     • Plasma Screens
     • Speakers
     • Headphones