A very short (4 question) temperment [FYI: personality=current patterns of behavior, is subject to learning. temperment=innate trends in patterns of behavior set at birth, generally people are more comfortable when they act in accordance with their temperment] test based on Myers-Briggs/Keirsey temperment tests.

Definitely nothing new here, but it's only 4 questions, uses the same basis as the rest of them, and provides nifty links for more information at the end.

Shortest/Best Personality Test