[jorgeleo]

Not at all. It is more black and white, where most people falls in one shade of gray or another, and there is a 50-50 mix too.

A detailed Myers-Briggs test will give you what percent are you on. See http://en.wikipedia.org/wiki/Myers-Briggs_Type_Indicator, in particular "The test is scored by evaluating each answer in terms of what it reveals about the taker. Each question is relevant to one of the following cognitive learning styles. Each is not a polar opposite, but a gradual continuum."

I do believe though that there is no correlation with your quality as programmer. Being a good quality programmer is more related to the ability to sustain and simulate detailed abstract models in your mind... but that is a blog post on its own.