Wi-Fi
Ethernet
USB
HDMI
TCP/IP has 7 layers, OSI has 4
TCP/IP has 4 layers, OSI has 7
Both have 5 layers
Both have 6 layers
Wireless
Optical
Satellite
Wired
Manual fan
Automatic air conditioner
Static thermometer
Fixed light bulb
Device colors
How devices interact
Power sources
Storage types