computers

First of all you guy's are great,But not gonna worry anyone to death about these things.I have done most everything myself,Cars trucks bikes,Built my garage90% myself.Wiring everything .Had to start somewhere,Is there a book or something.Where i could kinda get a crash course on puters.Kinda...

What would be the best way to hook 2 computers,An old gateway with windows 98 to a hp with xp? Is it possible to hook them up with a usb cable? Thanks,Shawn