Computers and Electronics
Knowledge of circuit boards, processors, chips, electronic equipment, and computer hardware and software, including applications and programming.
Knowledge of the structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar.
Knowledge of arithmetic, algebra, geometry, calculus, statistics, and their applications.
Knowledge of principles and methods for describing the features of land, sea, and air masses, including their physical characteristics, locations, interrelationships, and distribution of plant, animal, and human life.
Knowledge of principles and methods for moving people or goods by air, rail, sea, or road, including the relative costs and benefits.