Practice Quiz

ASVAB Science and Tech Practice Questions - Question List

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31. Information produced by technological devices can travel through optical fiber, air, and space. Which of the following statements describes what these media have in common?
  1. Information travels through these media at the same speed.
  2. Information travels through these media at a single frequency.
  3. Information travels through these media using mechanical waves.
  4. Information travels through these media using electromagnetic waves.
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32. One type of hydraulic system is designed to lift heavy objects. Which of the following statements best explains this application?
  1. The hydraulic system acts as a force multiplier.
  2. The hydraulic system acts as a work multiplier.
  3. The hydraulic system acts as a power multiplier.
  4. The hydraulic system acts as an energy multiplier.
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33. The electrical resistance of a wire may change depending on which of the following?
  1. the luster of the wire
  2. the elasticity of the wire
  3. the malleability of the wire
  4. the temperature of the wire
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34. Before releasing a newly designed video game to the public, the developer distributes the game to a few hundred people free of charge. After playing the game, the people complete a survey and return it to the developer. What part of the engineering design process does this scenario represent?
  1. redesign
  2. testing and evaluation
  3. selection of a solution
  4. construction of prototypes
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35. When calculators were first introduced, they were large and not very portable. Which of the following allowed for the development of pocket-size calculators?
  1. direct current
  2. fewer function keys
  3. graphing software
  4. smaller microprocessors
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