ASVAB ASVAB Certifications ASVAB-SECTION-4 Questions & Answers

• Question 1:

  What tool is used by electricians to route new wiring through walls?

  A. Spike maul

  B. Wall snake

  C. Fish tape

  D. Bradawl

  Correct Answer: C

  Fish tape (or draw wire/draw tape) is used to route wiring through walls and conduit.

• Question 2:

  Which type of saw is designed to make accurate crosscuts at specific angles?

  A. Miter saw

  B. Swing saw

  C. Rip saw

  D. Pad saw

  Correct Answer: A

  The miter saw is used from making accurate cross cuts and miter cuts.

• Question 3:

  On a woodworking plane, the "frog" refers to the __________.

  A. handle on the rear of the plane

  B. the sliding iron wedge that holds the plane iron at the proper angle

  C. the opening at the bottom of the plane

  D. the lever used to adjust the iron

  Correct Answer: B

  The frog is the sliding iron wedge that holds the plane iron at the proper angle.

• Question 4:

  

  What type of clamp is this?

  A. Bar clamp

  B. Pipe clamp

  C. Miter clamp

  D. Parallel clamp

  Correct Answer: D

  The picture is a parallel clamp.

• Question 5:

  

  What type of wrench is pictured?

  A. Crescent wrench

  B. Pipe wrench

  C. Ratchet wrench

  D. Combination wrench

  Correct Answer: B

  The figure is a pipe wrench.

• Question 6:

  When you try and start an engine, you hear a clicking sound but nothing happens. What is the potential problem?

  A. Dead battery

  B. Excessive resistance in the solenoid

  C. Faulty starter

  D. All of the above

  Correct Answer: D

  If you hear clicking but nothing happens, the problem could be the battery, solenoid or starter.

• Question 7:

  Which of the following is probably NOT a cause of an engine overheating?

  A. Faulty thermostat

  B. Inoperative fan motor

  C. Cracked distributor cap

  D. External coolant leaks

  Correct Answer: C

  A faulty thermostat, inoperative fan motor and external coolant leaks can all cause an engine to overheat.

• Question 8:

  Which of the following can cause water sludge in engine crankcase oil?

  A. water condensation in the crankcase

  B. changing your oil too frequently

  C. using synthetic oil

  D. using a low viscosity oil

  Correct Answer: A

  Water condensation in the crankcase is a leading cause of oil sludge. Changing your oil frequently and using synthetic oil can help eliminate sludge.

• Question 9:

  Which of the following components prevents a car's battery from being overcharged?

  A. Rotor

  B. Voltage Regulator

  C. Inverter

  D. Governor

  Correct Answer: B

  The voltage regulator controls the current that is sent to the battery to prevent overcharging.

• Question 10:

  Which of the following will NOT occur from setting a spark plug gap wider?

  A. a smaller weaker spark

  B. bigger spark

  C. better combustion

  D. potential misfire at high speeds

  Correct Answer: A

  Setting a spark plug gap narrower can result in a smaller weaker spark. Setting it wider may result in a bigger spark, better combustion but a potential misfire.