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Free Data and Signals MCQs App Download: Amount of time signal need to complete one cycle in seconds is known as; MCQ with answers: digital signals, sine wave, frequency, and period. Solve Registrars Quiz Questions, download Google e-Book (Free Chapter) to enhance digital systems.

Data & Signals MCQs – Practice Test 5 PDF Download

MCQ 21: Digital signals are represented in:

  1. sine waves
  2. levels
  3. stages
  4. cosine waves

MCQ 22: The amount of time signal need to complete one cycle in seconds is known as:

  1. sine wave
  2. digital signals
  3. frequency
  4. period

MCQ 23: The term that refers to the loss of strength of a signal is called:

  1. attenuation
  2. distortion
  3. noise
  4. impairments

MCQ 24: The value of the decibel is positive if the signal is:

  1. attenuated
  2. distorted
  3. noisy
  4. amplified

MCQ 25: The period of a signal is 100 ms. What is its frequency in kilohertz?

  1. 100 Hz
  2. 1 kHz
  3. 10 Hz
  4. 0.02 Hz

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