It'll differ between certain computers like a mac vs. PC but if you're on a PC it's usually a combination of pressing alt and a sequence of numbers.
I hope that helped and maybe someone else knows which numbers exactly correspond to which symbols.
Try using the Character Map ... it brings up all sorts of things, including accents.
With a pen, pencil, or a computer (type it out) and use your love in it! You shouldnt use the computer to make it seem special!! It's only special if you really tried! You're welcome! 
the special use for a pc is that you can do your homework,play games and do research
Press ctrl and shift at the same time.
use the slash under backspace
With many different accents.
It depends on the computer, but you should find stuff like that At: www.howtotype.net It will tell you how to make hearts, stars, clubs, the pi sign, diamonds, and other symbols, accents, special characters, and weird punctuation.
The British accents are spelled the same as American accents. The New England accents are spelled different than American accents.
On any computer or laptop you can use what I call "alts"Here is a list of some: (they are all: alt+___)é= alt+130î= alt+140û= alt+150ÿ= alt+152ä= alt+132Their are many others, including more accents, some signs and pictures, and letters and punctuation
yes by using special programs such as switchblade http://www.switchbladegaming.com/
There is no special configuration. A laptop connects like any other computer.
ASCII, EBCDIC and Unicode
Yes, although you may need to use special programs or softwares. :)