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ASVAB-SECTION-4 Online Practice Questions and Answers

Questions 4

A two-cycle engine will normally be found on __________.

A. small cars

B. large diesel trucks

C. trucks, vans, and some cars

D. snowmobiles, chainsaws, and some motorcycles

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Questions 5

What area of your car should be flushed periodically to maintain optimum performance?

A. exhaust system

B. brake system

C. cooling system

D. ignition system

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Questions 6

In a hydraulic brake system, if brake action is soft, a likely explanation is __________.

A. the rotors are worn

B. air has gotten into the system

C. the master cylinder needs to be replaced

D. the brake calipers need adjustment

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Questions 7

Car restorers often seek NOS parts.

What does NOS stand for?

A. Near Original Specifications.

B. NASCAR Operating Standards.

C. New Old Stock.

D. None of the above.

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Questions 8

During the compression stroke on a four cycle engine __________.

A. The intake valve opens to fill the cylinder with fuel.

B. The burning fuel mixture forces the piston to the bottom of the cylinder.

C. The intake valve closes, and the piston moves to the top of the cylinder.

D. The exhaust valve releases the burned gas.

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Questions 9

Double-headed nails are used __________.

A. to reinforce a joint

B. on temporary construction

C. to make frames for furniture

D. when a larger striking surface is needed

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Questions 10

The letter and numbers G78-15 printed on a tire refer to __________.

A. load, width, and diameter.

B. diameter and air pressure.

C. cubic inch displacement.

D. price code.

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Questions 11

The purpose of the drive shaft is to connect the __________.

A. piston to the transmission

B. differential to the transmission

C. flywheel to the crankshaft

D. camshaft to the crankshaft

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Questions 12

The brushes in an alternator ride on __________.

A. the commutator

B. the stator

C. slip rings

D. the heat sink

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Questions 13

There are four types of fuel injection used in cars today. They are throttle body injection, multi-port injection, direct injection, and __________.

A. a manual continuous electronic flow injection

B. sequential fuel injection

C. automatic circuitous injection

D. manual intermittent injection

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Questions 14

Most automobile engines are __________.

A. two-stroke cycle engines

B. three-stroke cycle engines

C. four-stroke cycle engines

D. six-stroke cycle engines

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Questions 15

Which of these is true regarding tire plies?

A. A "ply rating" tells you approximately how long the tire should last.

B. They connect the bead to the tread.

C. Plies can be radial, bias, or belted bias.

D. Their job is to protect the tire from curb impact.

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Questions 16

If your car has a fuel injection system, which of the following will it not need?

A. Distributor

B. Carburetor

C. Manifold

D. Oil filter

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Questions 17

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

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Questions 18

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

A. Spike maul

B. Wall snake

C. Fish tape

D. Bradawl

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Exam Code: ASVAB-SECTION-4
Exam Name: ASVAB Section Four : Automotive & Shop Information
Last Update: Mar 24, 2024
Questions: 208 Q&As

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