Index

TECHNICAL SUPPORT FUNDAMENTALS

  1. INTRO -> IT
    1. HISTORY OF COMPUTING
    2. DIGITAL LOGIC
    3. COMPUTER ARCHITECTURE LAYER
  2. HARDWARE
    1. The Modern Computer
    2. MOBILE DEVICES
    3. PERIPHERALS
    4. STARTING IT UP
  3. OPERATING SYSTEM
    1. INTO KERNEL
    2. USER SPACE
    3. INSTALLING OS
  4. NETWORKING
    1. INTERNET
  5. SOFTWARE
  6. TROUBLESHOOTING

PERIPHERALS

Anything that connected to the computer externally and adds a functionality

USB : Universal Serial Bus
USB 2.0 : Transfer speed of 480 Mb/s black
USB 3.0 : Transfer speed of 5 Gb/s blue
USB 3.1 : Transfer speed of 10 Gb/s
* Mb = Mega bit

Type-c connector : data transfer and power
Display peripheral : DVI : just output video
HDMI
displayPort
https://en.wikipedia.org/wiki/USB