no. Copyright protection does not cover names, titles, common words/phrases, etc etc. In some cases a name can be protected by trademark however.
A copyright is granted to the person that created it. A user name is not considered a proper identification of a person. You will have to use your legal name to register the copyright.
Although Warner doesn't have the copyright on that name specifically, they could still take action if it appears your use is piggybacking on the success of their character.
Copyright is very important. It is in place because if you made a picture of example, you want people to know that it is what you have created. By using copyright any one who would like to use this picture/ design, etc will need your permission. As it is there design, you can't 'nick' it.
No, even using copyrighted music for a nonprofit purpose may result in penalties. This is because you are still hurting the copyright owner's profits. Regardless of whether you are making money or not, you are still driving away traffic from the copyright owner to you.
If you are using a Copyright Video and/or Audio, you need expressed written permission from the artist(s) before you can publish it. If you do not get this permission, and still publish it, you risk being sued for Copyright Infringement.
Anyone who creates an original work is using copyright to protect it.
No, because there's nothing to steal. Using an image without permission or an exemption in the law is copyright infringement.
The original copyright will have expired, but there was still someone who had to recreate the music you're using and earn a living from it, so no, it's probably illegal still.
© created on a PC either by using the character map or <num lock> <alt> 0-1-6-9
Using copyright-free materials is much cheaper and easier than negotiating for a license with the copyright holder of a protected work.
False, Sytems using Rimms are no longer in production
Help! :/