Houses the processor and other components of the computer system
alternating-current (AC) power
that alternates direction in cycles called hertz.
American Wire Gage (AWG): The U.S. standard
for wire size.
direct-current (DC) power
travel negative (-) to positive (+)
flows in only one direction
efficient over short distances
modern devices require DC to semi-conductors
A circuit board that contains all of the computer system's main components.
A set of specifications on the size, shape, and configuration of a computer hardware component such as a case, power supply, or motherboard.
where you place the CD. DVD,Flash drive, Hard drive etc..
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions above and try again
Reload the page to try again!
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Your microphone is muted
For help fixing this issue, see this FAQ.
NEW! Voice Recording
Click the mic to start.