You can see them with a microscope



What kind of data would commonly be transmitted through an HDMI connection?

A) Streaming stock ticker information

B) Digital video signals

C) Audio podcasts

D) Ethernet network control packets

E) The connection is full of tiny little letters and numbers


The answer: B) Digital video signals

High-Definition Multimedia Interface is a standard interface used for digital video and audio signals.

Want to know more? Watch “I/O Interfaces.”

If you look at the back of any computer, you’ll find many different ports staring back at you. In this video, you’ll learn to recognize some of the most common motherboard ports and connectors, including audio ports, video ports, and communication interfaces.