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Tournament Officials
are in charge of officiating the event. They have in-depth knowledge of the sport.
Outside officiating
requires external officials, usually hired, or volunteers assigned by the organizers to implement the rules and code of conduct of the game or the tournament.
Self-officiating
happens when there are no "outside" officials.
Court or field officials
are officials within the game court or field, calling the violations and penalties.
Table officials
are those who handle time, scores, reviews, and record statistics.
Ability
talent and competency for the job
Preparation
method of getting set ahead of time
Experience
acquired knowledge and capabilities from previous involvements in actual events