ROCN study guide
ROCN · Work through your exam, one topic at a time.
The Reserve Officer Candidate Navy (ROCN) Selection Battery is a multiple-choice assessment used to evaluate candidates for naval reserve officer programs. It is intended for individuals seeking a commission in the Navy Reserve, including college students, graduates, and prior-enlisted personnel. The ROCN study guide has 8 sections and about 1,991 words.
01Verbal Reasoning
The ROCN Verbal Reasoning domain tests how precisely you handle word relationships and sentence logic in Traditional Chinese and English. Items typically include analogies, synonym and antonym selection, sentence completion, and clause ordering.
266 words, about 1 min02Quantitative Reasoning and Mathematics
Quantitative Reasoning and Mathematics covers arithmetic, fractions, percentages, ratios, basic algebra, geometry, unit conversion, and word problems set in naval contexts such as fuel burn, watch rotations, and speed. Expect no calculator, so estimation and clean setup matter.
273 words, about 1 min03Mechanical Comprehension
Mechanical Comprehension tests levers, pulleys, gears, incline planes, pressure, buoyancy, and basic machines. The exam favors qualitative reasoning and simple mechanical advantage over memorized formulas.
255 words, about 1 min04Spatial and Perceptual Ability
Spatial and Perceptual Ability measures mental rotation, pattern matching, cube nets, folding, and orientation. Items are designed so that one feature can anchor the whole figure.
243 words, about 1 min05General Science
General Science samples physics, chemistry, biology, and earth science at a foundation level. Expect units, motion, density, electricity, pH, states of matter, and basic astronomy or tides.
244 words, about 1 min06Reading Comprehension
Reading Comprehension asks for main idea, supporting detail, inference, vocabulary in context, and the author's purpose. Passages may describe naval operations, science, or service policy.
232 words, about 1 min07Basic Naval Knowledge and Orientation
Basic Naval Knowledge and Orientation covers ROCN organization, ranks, ship directions, bearings, and nautical units. Use the exam's Traditional Chinese terms and standard compass conventions.
245 words, about 1 min08Leadership and Situational Judgment
Leadership and Situational Judgment tests decisions involving mission accomplishment, crew welfare, integrity, safety, and communication. The best answer normally satisfies the mission, protects people, and uses the chain of command.
233 words, about 1 min