Test Prep ASVAB Test Exam Questions
Armed Services Vocational Aptitude Battery Test: General Science, Arithmetic Reasoning, Word Knowledge, Paragraph Comprehension, Mathematics Knowledge, Electronics Information, Automotive & Shop Information, Mechanical Comprehension, Assembling Objects (Page 65 )

Updated On: 21-Feb-2026

Which of the following isn't a component of the cooling system?

  1. freeze plugs
  2. radiator
  3. thermostat
  4. hydrator

Answer(s): D



A catalytic converter __________.

  1. combines the fuel-air mixture
  2. reduces dangerous exhaust emissions
  3. converts the up-and-down motion of the pistons to rotary motion
  4. charges the battery when the engine is in operation

Answer(s): B



If the steering wheel vibrates at high speeds, the most likely problem is __________.

  1. front end alignment
  2. front tire balance
  3. cracked steering column
  4. over-inflated tires

Answer(s): B



During the compression stroke on a four cycle engine __________.

  1. The intake valve opens to fill the cylinder with fuel.
  2. The burning fuel mixture forces the piston to the bottom of the cylinder.
  3. The intake valve closes, and the piston moves to the top of the cylinder.
  4. The exhaust valve releases the burned gas.

Answer(s): C



On older cars, the air filter can be found __________.

  1. on top of the engine
  2. under the engine
  3. behind the engine
  4. on the left or right side of the engine

Answer(s): A






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