Free ASVAB-TEST sample questions

Correct answer: Garrulous

'Taciturn' means reserved or uncommunicative in speech; saying little. The opposite would be someone who is excessively talkative. 'Garrulous' means excessively talkative, especially on trivial matters. 'Reticent' is a synonym for taciturn. 'Dubious' means hesitating or doubting. 'Placid' means calm and peaceful.

Correct answer: Input A is HIGH, Input B is HIGH, Output Z is LOW

An AND gate outputs HIGH only when all of its inputs are HIGH. With A and B both HIGH, a working gate must output HIGH, so a LOW output means the gate itself (or its output line) is faulty. In the other three sets at least one input is LOW, so a LOW output is the correct AND response: the gate is working, and the technician must trace the LOW input back upstream instead.

Correct answer: 300 lbs

The ideal mechanical advantage (IMA) of a pulley system equals the number of rope segments pulling up on the load, here 6. Effort = load / IMA = 1,800 lbs / 6 = 300 lbs. 1,800 lbs is the force with an MA of 1 (a single fixed pulley only changes the direction of the pull), 900 lbs corresponds to an MA of 2, and 600 lbs to an MA of 3.

Correct answer: Solvent molecules from a low solute concentration to a high solute concentration.

Osmosis specifically describes the movement of a solvent (in this case, water) across a semipermeable membrane. The movement occurs from an area of lower solute concentration (meaning higher solvent concentration) to an area of higher solute concentration (lower solvent concentration). This process continues until the concentration of solute is equalized on both sides of the membrane. The movement of solute particles is called diffusion.

Correct answers: Low compression in cylinder 1; A clogged fuel injector for cylinder 1

Low compression in cylinder 1 means the air-fuel mixture is not squeezed enough to burn properly. Worn piston rings, a leaking valve or a failed head gasket can cause it and make that one cylinder misfire.

A cylinder fires only with spark, fuel and compression. Spark is already verified. A clogged injector starves cylinder 1 of fuel, so the mixture there is too lean to burn and the cylinder misfires.

Correct answer: True

This is a critical best practice in shop work. The friction from a grinding wheel generates intense heat. If the cutting edge of a hardened steel tool like a chisel gets too hot (often indicated by a blue or black discoloration), it will lose its temper. This means the metal becomes softer and will no longer hold a sharp edge. Periodically quenching the tool in water dissipates the heat and preserves the hardness and temper of the steel.

Correct answer: 71.4 ml of concentrate and 428.6 ml of water

This problem is solved using the dilution formula: C1V1 = C2V2, where C is concentration and V is volume. We have: C1 = 70%, V1 = ?, C2 = 10%, V2 = 500 ml. We need to find V1 (the volume of the concentrate). (70%) * V1 = (10%) * 500 ml. 0.70 * V1 = 50. V1 = 50 / 0.70 ≈ 71.43 ml. This is the amount of concentrate needed. The amount of sterile water needed is the total final volume minus the volume of the concentrate: 500 ml - 71.43 ml = 428.57 ml. The closest answer is 71.4 ml of concentrate and 428.6 ml of water.

Correct answer: 50√3 feet

Let 'h' be the height of the tower and 'x' be the distance from the second measurement point to the base of the tower. We can set up two equations using the tangent function (tan(angle) = opposite/adjacent). Equation 1: tan(60°) = h/x. Equation 2: tan(30°) = h/(x+100). We know tan(60°) = √3 and tan(30°) = 1/√3. From Eq 1, h = x√3. Substitute this into Eq 2: 1/√3 = (x√3) / (x+100). Cross-multiply: x+100 = (x√3)(√3) -> x+100 = 3x. Solve for x: 100 = 2x -> x = 50 feet. Now find the height h using h = x√3. h = 50√3 feet.

Correct answer: The ring (B) is fitted onto the base (A) so the key fits into the slot, with the bolt (C) passing through the center.

The instructions say the slot on Part B must line up with the raised key on Part A; with the key sitting in the slot, the ring cannot turn on the base. Part C, the bolt, then passes through the center of the ring into the base and holds the parts together. A ring turned 90 degrees leaves the key outside the slot, so the ring cannot seat. Putting the bolt under the ring leaves nothing to secure the ring, and turning the ring upside down puts the slot on the wrong face, away from the key.

Correct answer: Make petty or unnecessary objections

To 'cavil' is to raise trivial and annoying objections or to find fault unnecessarily. It implies a level of pedantic or frivolous criticism. For example, 'The inspecting officer would always cavil about the precise placement of items in the barracks.'