The CAT-ASVAB Subtests: Computer Version

By Rod Powers

Part of ASVAB For Dummies Cheat Sheet

If you take the ASVAB at a Military Entrance Processing Station (MEPS), you’ll encounter a computerized version of the test called the CAT-ASVAB (where CAT stands for computerized adaptive test). The following table outlines the subtests, number of questions, and time limits on the CAT-ASVAB.

Subtest Questions Time (Minutes) Content
General Science (GS) 16 8 General principles of biological and physical sciences
Arithmetic Reasoning (AR) 16 39 Simple word problems that require simple calculations
Word Knowledge (WK) 16 8 Correct meaning of a word; occasionally antonyms (words with
opposite meanings)
Paragraph Comprehension (PC) 11 22 Questions based on several paragraphs (usually a few hundred
words) that you read
Mathematics Knowledge (MK) 16 20 High-school math, including algebra and geometry
Electronics Information (EI) 16 8 Electrical principles, basic electronic circuitry, and
electronic terminology
Auto Information (AI) 11 7 Knowledge of automobiles, and tool use
Shop Information (SI) 11 6 Knowledge of shop procedures
Mechanical Comprehension (MC) 16 20 Basic mechanical and physical principles
Assembling Objects (AO) 16 16 Spatial orientation

Note: On the CAT-ASVAB, the AI and SI scores are combined for one score.