Free ASVAB-SECTION-4 Exam Dumps Preview

Question 1

Single choice

The usual shape of the tip of a Phillips screwdriver is __________.

1. A

   round-shaped

2. B

   T-shaped

3. C

   cross-shaped

4. D

   heart-shaped

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Correct answerC

Question 2

Single choice

An Allen wrench __________.

1. A

   is made exclusively by the Allen Manufacturing Company, LLC.

2. B

   fits all kinds of screws.

3. C

   fits screws with an octagonal recess in the head.

4. D

   fits screws with a hexagonal recess in the head.

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Correct answerD

Explanation

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

Question 3

Single choice

The primary purpose of emission-control systems is to __________.

1. A

   reduce emissions

2. B

   reduce fuel consumption

3. C

   reuse exhaust

4. D

   inject fuel

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Correct answerA

Question 4

Single choice

Pouring cold water on an overheated engine __________.

1. A

   reduces damage caused by overheating.

2. B

   makes no difference.

3. C

   should only be done by a qualified mechanic.

4. D

   could cause the engine block to crack.

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Correct answerD

Question 5

Single choice

Which automotive system uses fuses and an alternator?

1. A

   the engine

2. B

   the cooling system

3. C

   the electrical system

4. D

   the steering system

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Correct answerC

Explanation

The fuses are used as links in the electrical system to prevent damage to other key components. The alternator is used to recharge the battery when the car is running.

Question 6

Single choice

To check for horizontal trueness, the best tool to use is a __________.

1. A

   steel tape rule

2. B

   plumb bob

3. C

   level

4. D

   sliding T-bevel

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Correct answerC

Question 7

Single choice

In order to change a tire, a __________ must be used to lift the bottom of the car.

1. A

   jack

2. B

   socket wrench

3. C

   hoist

4. D

   boom truck

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Correct answerA

Question 8

Single choice

The gauge that measures the electrical charge in a car is called the ___________.

1. A

   speedometer

2. B

   pressure gauge

3. C

   ammeter

4. D

   tachometer

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Correct answerC

Question 9

Single choice

A bent frame causes __________.

1. A

   improper tracking

2. B

   auto accidents

3. C

   poor ride

4. D

   excessive rust

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Correct answerA

Question 10

Single choice

A sheet of aluminum should be cut with __________.

1. A

   a pair of kitchen scissors

2. B

   a handsaw

3. C

   tin snips

4. D

   a coping saw

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Correct answerC

Question 11

Single choice

A squaring shear is used to __________.

1. A

   cut metal off to a straight line.

2. B

   square a piece of metal.

3. C

   fold a piece of sheet metal.

4. D

   punch a piece of sheet metal.

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Correct answerA

Explanation

A squaring shear is used to cut sheet metal ?usually keeping it square to one edge if properly aligned with the side of the unit. To shear means to cut.

Question 12

Single choice

When talking about nails, a 10d nail for example, the d stands for ____________.

1. A

   penny

2. B

   pounds

3. C

   inches

4. D

   nail head size

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Correct answerA

Question 13

Single choice

To determine the number of threads per inch on a fastener, use a __________.

1. A

   depth gauge

2. B

   thread gauge

3. C

   thickness gauge

4. D

   wire gauge

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Correct answerB

Question 14

Single choice

An 8-point saw __________.

1. A

   has 8 teeth per inch

2. B

   weighs 8 ounces

3. C

   can saw 8 kinds of material

4. D

   is 8-inches long

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Correct answerA

Question 15

Single choice

To fuse metals together, gas welding uses __________.

1. A

   oxygen and acetylene to produce a flame.

2. B

   oxygen and fluorine to produce a flame.

3. C

   nitrogen and acetylene to produce a chemical reaction.

4. D

   flux and acetylene to create an arc.

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Correct answerA

Explanation

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

Question 16

Single choice

To make a wide groove in a board with a table saw, what type of blade would you use?

1. A

   mitre

2. B

   cross-cut

3. C

   rip

4. D

   dado

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Correct answerD

Explanation

A dado head blade is used for making wide grooves.

Question 17

Single choice

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

1. A

   Miter saw

2. B

   Swing saw

3. C

   Rip saw

4. D

   Pad saw

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Correct answerA

Explanation

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

Question 18

Single choice

Which of the following woodworking objects would most likely be created with a lathe?

1. A

   a building block

2. B

   a door

3. C

   a sign

4. D

   a table leg

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Correct answerD

Explanation

A lathe is a tool which is typically used to carve long, slender pieces of wood. The wood is attached to the lathe and an electric motor spins the piece of wood. A cutting blade is then used to remove parts of the wood, giving a decorative shape. A lathe would not be useful in making the other objects listed.

Question 19

Single choice

The chisel used to cut metal is:

1. A

   Option A

2. B

   Option B

3. C

   Option C

4. D

   Option D

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Correct answerA

Question 20

Single choice

The function of a brake drum or rotor is to act as __________.

1. A

   a heat extinguisher

2. B

   a heat sink

3. C

   a friction element

4. D

   all of the above

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Correct answerD

Explanation

A brake system works on the principle of friction, which develops heat in the process of braking. The drum absorbs and dissipates the heat developed.

Question 21

Single choice

The best way to sand the end grain of wood is __________.

1. A

   with the grain

2. B

   with a circular motion

3. C

   crosswise

4. D

   up and down

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Correct answerC

Explanation

The best way to sand end grain is crosswise.

Question 22

Single choice

Concrete is made by mixing __________.

1. A

   cement and sand

2. B

   cement, sand, and water

3. C

   cement and water

4. D

   cement, sand, gravel, and water

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Correct answerD

Question 23

Single choice

If air gets into the hydraulic brake system, __________.

1. A

   brake application will be hard.

2. B

   it will have no effect.

3. C

   brake pedal action will be spongy.

4. D

   the brake pedal will stick.

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Correct answerC

Explanation

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

Question 24

Single choice

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

1. A

   Spike maul

2. B

   Wall snake

3. C

   Fish tape

4. D

   Bradawl

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Correct answerC

Explanation

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

Question 25

Single choice

The general procedure to follow when adjusting a band on an automatic transmission is to __________.

1. A

   loosen, tighten to a specified torque, loosen a specified number of turns, and lock.

2. B

   tighten to a specified torque with a torque wrench and lock.

3. C

   tighten to a specified torque, loosen five turns, and lock.

4. D

   loosen, tighten to a specified torque, and lock.

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Correct answerA

Explanation

To properly adjust an automatic transmission band, loosen the adjusting screw locknut.
Then tighten the adjusting screw to the specified torque with a torque wrench.
Next, loosen the adjusting screw the specified number of turns.
Complete the job by holding the adjusting screw and tightening the locknut.

Question 26

Single choice

The small, flat, metal item responsible for protecting the surface from the bolt digging into it and additionally for keeping the bolt tight in place is called a ___________.

1. A

   washer

2. B

   nut

3. C

   screw

4. D

   flat bolt

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Correct answerA

Question 27

Single choice

When the clutch is disengaged, the car will __________.

1. A

   be in reverse

2. B

   be in third gear

3. C

   be in neutral

4. D

   move quickly

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Correct answerC

Explanation

Disengaging the clutch means placing the car in neutral since the engine is disconnected from the drive train.

Question 28

Single choice

Car restorers often seek NOS parts.

What does NOS stand for?

1. A

   Near Original Specifications.

2. B

   NASCAR Operating Standards.

3. C

   New Old Stock.

4. D

   None of the above.

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Correct answerD

Question 29

Single choice

If the engine will not start, the problem could be __________.

1. A

   the clutch slipping

2. B

   a clogged oil filter

3. C

   too much carbon in the drain holes or slots

4. D

   a weak battery

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Correct answerD

Explanation

A weak battery is the first thing to check when the engine does not start or turn over.

Question 30

Single choice

What is the correct sequence of a four-stroke cycle gas engine?

1. A

   intake stroke, compression stroke, power stroke, exhaust stroke

2. B

   compression stroke, intake stroke, exhaust stroke, power stroke

3. C

   intake stroke, power stroke, compression stroke, exhaust stroke

4. D

   power stroke, compression stroke, intake stroke, exhaust stroke

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Correct answerA

Explanation

The correct sequence is intake stroke, compression stroke, power stroke and exhaust stroke.

Question 31

Single choice

The fastening tool used to turn nuts and bolts is called a __________.

1. A

   mallet

2. B

   hammer

3. C

   stapler

4. D

   wrench

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Correct answerD

Question 32

Single choice

To chip or cut wood in close, the best tool is a __________.

1. A

   screwdriver

2. B

   butt chisel

3. C

   framing chisel

4. D

   mortising chisel

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Correct answerB