It is possible and is it necessary to try to measure intelligence?

It's possible whit an IQ test.
It rates youre 'intelligence' whit question about math and insight and some more things...
It Will give you a IQ score, 100 is normal, 140+ is genius. You can try http:/wwwzperiodzfreezhyphenziqtestzperiodznet
But to really get a accurate score you need a real person who know's what he's doing.
And it is not realy necessary, but it's fun to do.