i recommend just buying the game because even if you get it for free (which would probably be illegal) you will still have trouble with multiplayer
you cant
It is illegal to play Minecraft without an activated premium account, and WikiAnswers will not provide guidance for illegal actions.
No, unless you have a free loader.
All minecraft accounts are able to go online. If you have a cracked account then you can't without hamachi (and you fail).
no, you can either create an account then buy or play demo on it.
A legit premium account can be used for both Singleplayer and Multiplayer.
The account is free and you can tecnicly download the game without even buying it, but, in order for minecraft to work you have to pay for it for $26.95. Then you can download the .jar file.
You can't unless your playing the demo.
The signup for a Minecraft account is free. But purchasing Minecraft (or getting a premium account, however you want to say it) is not free, unless somebody gives you a gift code. As of right now, I believe Minecraft is around $27 to buy. Note: Downloading Minecraft is free. But if you log into the Minecraft launcher without purchasing Minecraft, it will say something like "User not Premium". Download Minecraft: minecraft.net/download Sign up a Minecraft Account: minecraft.net/register
You need an email account, just make a free email account, there are many providers such as yahoo or gmail.
Anyone can register a free Minecraft account on the Minecraft website.
Anyone can make a Minecraft account at Minecraft.net