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3D153 Quizzes & Trivia

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Questions: 50  |  Attempts: 270   |  Last updated: Sep 17, 2018
  • Sample Question
    Which of the following is not one of the three distinct elements that work together to make satellite communication (SATCOM) possible?

This practice exam takes all URE questions from Vol 1 - 3 and randomly gives you 100 to answer. The questions are different every time you take this, so make sure to take this practice test more than once or...

Questions: 320  |  Attempts: 1736   |  Last updated: Jun 28, 2013
  • Sample Question
    (201) Equipment used for generating, amplifying, and transmitting RF carrier is collectively called



Questions: 100  |  Attempts: 101   |  Last updated: Aug 30, 2016
  • Sample Question
    (001) What is one reason for modulation that involves modulating low frequency signals fortransmission over long distances?

Cdc 3D153 volume 1 ure

Questions: 100  |  Attempts: 729   |  Last updated: Jan 29, 2013
  • Sample Question
    What reason for modulation involves modulating low frequency signals for transmission over long distances?



Questions: 101  |  Attempts: 92   |  Last updated: Jul 11, 2020
  • Sample Question
    Which US government agency divides the radio frequency spectrum into different bands?
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