I don't think so...magnets are very harmful to computers.
Plug it into a USB socket. If you want to charge it in the car, Scan Computers sell adapters so you can plug a USB stick into a car.
It takes shorter time for it to charge when it is on. Trust me! I have an apple laptop, and whenever I have it on, it charges like, super fast. Well not SUPER fast, but fast. So keep your computer on when you charge it. (As long as it's an apple)! ;P
If it is a desktop, no. If it is a laptop, yes, it has a battery and you charge it in the wall.
first generation computers were not fast and were less reliable.
The Battery, if you are meaning electrical charge in a laptop?
analog computers
It takes about 2-3 hours to charge a dsi or ds. A dsi charger is different than a ds charger so be careful.
How fast a computer is or can proccess
yes.
No it just wont charge as fast
their charge is very fast. and they are located in your mom.