In order to help you type people quickly here's some signs to look for. They are shown as a positive correlation; the opposite is a tendency to the other mode.

Judging - prefers organized and time dependent situations. Precise.
Perceiving - Open ended and unstructured situations. Imprecise.

Judging tendencies

Almost never late for appointments
Strict adherance to rules is necessary.
You tend to assume responsibility
Careful planning is preferable to improvisation
You plan your actions is advance
You have a purposeful use for every minute of your time.
You don't do jobs in a hurry
You don't need to check up on the progression of tasks.
You don't mind accepting numerous obligations.
Deadlines must be kept.
You complete tasks on time.
You have good control on your vices and desires.
You often think about how things could be improved
Careful planning over rules any current feelings.
You are consistent in your habits.

Perceiving tendencies

Are the opposite tendencies to the above list.