Quiz  /  Electronic Communications

  • 1. 
    What invention started the electronic communications age?

  • Telegraph
  • Telephone
  • Cell phone
  • Fiber optics

  • 2. 
    Who invented the telephone?

  • Eli Whitney
  • Samuel Morse
  • Thomas Edison
  • Alexander Graham Bell

  • 3. 
    What are fiber optic cables made of?

  • Copper
  • Silver
  • Silicon
  • Glass

  • 4. 
    Who invented the telegraph?

  • Alexander Graham Bell
  • Eli Whitney
  • Samuel Morse
  • Thomas Edison

  • 5. 
    How is data transmitted over fiber optic cables?

  • Electrical analog signals
  • Dots and dashes
  • Electrical digital signals
  • Pulses of light

  • 6. 
    How is data transmitted using cell phones?

  • Electrical digital signals
  • Dots and dashes
  • Pulses of light
  • Radio Frequency Signals

  • 7. 
    True or False: The internet uses only radio frequency signals to send data.

  • FALSE
  • TRUE

  • 8. 
    What company invented the first cell phone?

  • Motorola
  • Texas Instruments
  • Apple
  • Samsung

  • 9. 
    What is an advantage of fiber optics over electrical wires?

  • All of the above
  • Fiber optics uses less energy
  • Fiber optics can travel over longer distances
  • Fiber optics is faster

  • 10. 
    True or False: Modern electronic communications has made little impact to our day-to-day lives.

  • TRUE
  • FALSE
Report Question
warning
access_time
  Time