IT fundamentals and related jargon

Compare and contrast common computer connector types.

older legacy connectors 

DIN connector

PS/2 port

• BIOS interrupt call
• DIN connector on IBM PC keyboards
• Bus mouse
• Connections on mice
• DE-9 connector
• 
  

Video

- VGA

- DVI

- HDMI

- Display port/Thunderbolt

- USB

- S-video

- Component - RGB

• FireWire

• eSATA

• Thunderbolt

• USB

• PS/2

• Parallel

• Serial

• RJ-45

• RJ-11

• Audio

• Power

- AC/DC

Identify the purpose of internal computer components.

• CPU

• Power supply

• RAM

• Storage

- Optical drive

- Hard drive

- Solid state drive

• Expansion cards

- Video card

- Audio card

- Network card

- Modem

• Motherboard/mainboard

• System cooling

- Case fans

- CPU fans

- Liquid cooling

2.0 Hardware

Identify basic wired and wireless peripherals and their purpose.

Identify

• DOS interrupt call
• Interrupt descriptor table
• Input/Output Base Address
• Ralf Brown's Interrupt List