They won't get any notice of it, but if they go through their friends list they won't see you. That might give them a hint...
Yes, it is very possible for your friends to determine if you deleted them from your friend list specially if they have applications that has the ability to track this records such us
Facebook Friend Checker
http://thesocialmediaguide.com/social_media/removed-from-friends-list-facebook
Unfriend Finder
http://darktips.com/find-out-who-deleted-you-in-your-friendlist-on-facebook/
Who Deleted Me
http://www.YouTube.com/watch?v=f5ui9zYvPb4
When someone has blocked you from their Facebook, you won't be able to know if they have also deleted you.
Having heaps of friends! I know someone who has 26338
If you are talking about Social networks (facebook, Myspace) no one can see what friends you look at
Usally its if your stuff starts changing or if they have deleted. Friends, pictures, ect
Someone that u know and really trust like your friends and not someone who ask for your name and number and address
if you know your friends myspace/facebook/AIM, you can easily ask them or ask someone who is closer to your friend then you are.
you can't as far as I know; you have to delete them by hand
#1 do not add people you don't know #2 block the person that you don't like #3 some games on facebook\myspace could be a chat game for everyone don't give your personal info #4 if you are friends with someone that is stalking you. delete them off your friends list #5 do not be scared.. be prepared.. lol learned that in 3rd grade
See if your friends have them as a friend them confront them about it and if its true then they are not your friend
Facebook knows how to suggest friends by looking at your friends friends, it's as simple as that. prove it
Your FRIENDS suggest other people you might know and then facebook shows you the people who you may know x
their your friends other friends on facebook.