Practice Quiz

CompTIA DHTI+ Practice Questions - Question List

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56. Which of the following commands should you type at the computer’s command prompt to check the IP address of your computer?
  1. Ping
  2. Ipconfig
  3. Tracert
  4. Bootp
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57. Which of the following is true for Ohm’s law?
  1. Ohm’s law states that a steady increase in voltage should reduce the magnitude of current through the circuit that has constant resistance.
  2. Ohm’s law states that a steady decrease in voltage should increase the magnitude of current through the circuit that has constant resistance.
  3. Ohm’s law states that a steady decrease in voltage should increase the magnitude of current through the circuit and increase the resistance offered by the circuit.
  4. Ohm’s law states that a steady increase in voltage should produce a constant and linear increase in current through the circuit that has constant resistance.
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58. Which of the following configuration types is used in a house when all rooms hear the same audio playback?
  1. Single-zone
  2. Multi-zone
  3. Dual-zone
  4. Composite
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59. Which of the following is an upper limit of the threshold capacitance above which you should consider replacing the capacitance?
  1. 50 pF/ft
  2. 200 pF/ft
  3. 100 pF/ft
  4. 500 pF/ft
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60. Which of the following is the impedance of a coaxial cable used in a distributed audio system?
  1. 15 ohms
  2. 50 ohms
  3. 75 ohms
  4. 100 ohms
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