SCST1133 · Topic 01

Computer Ports and Connectivity

Match common ports with their data, display, network, audio and power functions.

01Introduction to Computer and System
Physical interfaces

Computer Ports and Connectivity

Match common ports with their data, display, network, audio and power functions.

Laptop and desktop ports connected to suitable peripheral devices
Figure 20. Ports provide specialised physical interfaces for devices and networks.

Port selection guide

InterfaceTypical purposeImportant consideration
USB-A / USB-CPeripherals, data and storageConnector shape does not guarantee identical speed.
ThunderboltHigh-speed data, displays and dockingRequires compatible devices and cables.
HDMI / DisplayPortDigital display and audioVersion affects resolution and refresh rate.
EthernetWired networkingOften offers stable, low-latency connectivity.
3.5 mm audioHeadphones, speakers or microphonesPort type and headset wiring must be compatible.