ASVAB ASVAB Certifications ASVAB-SECTION-4 Questions & Answers

• Question 111:

  A machine screw __________.

  A. cannot cut threads in wooden surfaces.

  B. is only used for steel building construction.

  C. will work with any nut that has the correct diameter.

  D. can be used to cut threads in sheet metal.

  Correct Answer: A

  A machine screw cannot cut threads in wooden surfaces.

  Machine screws are used in a wide variety of applications, not just building or construction; the diameter

  and pitch of the screw and the nut must be the same for them to work together; and a machine screw

  cannot be used to cut threads in sheet metal.

• Question 112:

  An Allen wrench __________.

  A. is made exclusively by the Allen Manufacturing Company, LLC.

  B. fits all kinds of screws.

  C. fits screws with an octagonal recess in the head.

  D. fits screws with a hexagonal recess in the head.

  Correct Answer: D

  An Allen wrench fits screws with a hexagonal recess in the head of the screw.

• Question 113:

  In arc welding, TIG stands for __________.

  A. Turner Insertion Gas

  B. Tungsten Inert Gas

  C. Torch Inert Gasification

  D. Tin Impressible Galvanisation

  Correct Answer: B

  In arc welding, TIG stands for Tungsten Inert Gas.

• Question 114:

  A carpenter's square is used to __________.

  A. tell if something is level.

  B. tell if something is vertical.

  C. draw lines at right angles (90? to each other.

  D. draw lines at right angles (180? to each other.

  Correct Answer: C

  A carpenter's square is used to draw lines at right angles (90? to each other. A level or spirit level is used to tell if something is level or vertical; a plumb can also be used to tell if something is vertical.

• Question 115:

  Auger bits are used to __________.

  A. make a dimple in metal to locate the bit as starts to drill.

  B. make holes in any surface.

  C. make holes in metal.

  D. make holes in wood.

  Correct Answer: D

  Auger bits are used to make holes in wood.

• Question 116:

  A combination wrench has __________.

  A. an adjustable wrench on one end and an open-end wrench on the other.

  B. a box-end wrench on one end and an open-end wrench on the other.

  C. two box-end wrenches of successively larger sizes.

  D. two open-end wrenches of successively smaller sizes.

  Correct Answer: B

  A combination wrench has a box-end wrench on one end and an open-end wrench on the other.

• Question 117:

  Tin snips are a type of __________.

  A. gas welding aid

  B. shear

  C. metal roof measuring tool

  D. nipper

  Correct Answer: B

  The cutting blades of tin snips cut metal with a shearing action as they slide past each other. The cutting blades of nippers come together and don't slide past each other. Tin snips have nothing to do with either welding or measuring.

• Question 118:

  To fuse metals together, gas welding uses __________.

  A. oxygen and acetylene to produce a flame.

  B. oxygen and fluorine to produce a flame.

  C. nitrogen and acetylene to produce a chemical reaction.

  D. flux and acetylene to create an arc.

  Correct Answer: A

  Gas welding uses an oxygen and acetylene mixture in a welding torch that produces a flame hot enough to melt and fuse metals.

• Question 119:

  The proportioning valve in a hydraulic brake system __________.

  A. reduces pressure to the front brakes.

  B. controls the brake warning switch.

  C. is used only on drum-type brake systems.

  D. reduces pressure to the rear brakes.

  Correct Answer: D

  A proportioning valve is commonly used on a vehicle equipped with front disc and rear drum-type brakes. The valve reduces hydraulic pressure to the rear drum brakes to prevent rear wheel lockup and skidding during heavy brake pedal application.

• Question 120:

  If air gets into the hydraulic brake system, __________.

  A. brake application will be hard.

  B. it will have no effect.

  C. brake pedal action will be spongy.

  D. the brake pedal will stick.

  Correct Answer: C

  Air is compressible and will cause a spongy or soft brake pedal action.