Computers

Computers

1. Components

   • Software
     • Programs
   • Hardware
     • Input
       • Allow data to enter the computer
         • Keyboard
         • Pointer (mouse)
         • Microphone
         • Camera
         • Scanner
         • Biometric devices
         • Sensors
     • Output
       • Show information
         • Monitor
           • LCD
           • Plasma
           • LED
         • Printer
           • Ink injection
           • Laser
           • Dot matrix
           • Solid ink
           • Thermal transfer
           • Sublimation
         • Speakers / Earphones
         • Fax
         • MFP
     • Storage devices
       • Magnetic
       • Optical
       • Solid state
     • System units
       • Microprocessor

2. Information systems

   • Binary
     • Bit (b)
       • x8 = Byte (B)
   • Codes
     • ASCII
     • Unicode

3. Internal functioning

   • Microprocessor (integrated circuit)
     • CPU
       • Control unit
       • Arithmetic Logic Unit
   • Power source
   • Motherboard
   • Memory
     • RAM
     • ROM
     • CMOS
     • Flash
   • Ports
     • USB
     • HDMI
     • Serial
   • Expansion cards
     • Graphic
     • Modem
     • Audio
     • Network

4. Data

   • Numerical
   • Alphanumeric (text)
   • Audiovisual
   • Physical