Practice Quiz

MTEL Technology and Engineering - Question List

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46.
Which of the following is most commonly used as a vector for gene transfer in genetic engineering?
  1. Insect
  2. Fungus
  3. Bacterium
  4. Virus
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47.
In which of the following situations is a living organism used in food production?
  1. Emulsification
  2. Homogenization
  3. Pasteurization
  4. Fermentation
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48.
A small business has several computers and printers that are not networked throughout its office. The business owner is considering installing a local area network (LAN). Which of the following is the most significant benefit of installing a local area network?
  1. Software applications with a single-use license can legally be installed on multiple networked computers.
  2. Printers on the network can be accessed from any of the networked computers.
  3. The performance of the computers and peripherals on the network will improve.
  4. Peripheral devices installed on the network are less likely to experience technical difficulties.
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49.
Which of the following is typically a digital signal?
  1. The output from a microphone.
  2. The input to a sound amplifier.
  3. The output from a computer's speaker.
  4. Communication between computers.
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50.
Which of the following statements regarding digital and analog sound files is accurate?
  1. Digital signals more closely represent natural sound than do analog signals.
  2. Digital files can be copied more times without loss of quality than can analog files.
  3. Analog files can be transferred electronically whereas digital files cannot.
  4. Analog files can be directly stored on a CD.
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