ASVAB Shop Information Test 4

Question 1

Which type of screwdriver bit is designed for a screw with two intersecting slots forming an 'X'?

Accepted Answer

Phillips

Answer

A Phillips screwdriver has a cross-shaped tip that fits the X-shaped recess on Phillips-head screws.

Question 2

What is the main advantage of using a brad nailer over a hammer and finish nails by hand?

Accepted Answer

It reduces splitting and speeds up the work

Answer

A brad nailer drives thin nails quickly with less force, reducing wood splitting and increasing efficiency compared to hand nailing.

Question 3

What is the purpose of flux when soldering metal?

Accepted Answer

To clean the metal and prevent oxidation during heating

Answer

Flux chemically cleans metal surfaces and prevents oxidation while heat is applied, allowing solder to flow and bond properly.

Question 4

A dial caliper is used to measure:

Accepted Answer

Inside, outside, and depth dimensions with high precision

Answer

A dial caliper can measure inside diameters, outside diameters, and depths with precision typically to 0.001 inch.

Question 5

What does a wire gauge number indicate?

Accepted Answer

The diameter of the wire (higher number = thinner wire)

Answer

Wire gauge (AWG) is an inverse measure of wire diameter — a higher AWG number means a thinner, smaller-diameter wire.

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