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smt3iu smt3iu
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6 years ago
When you turn on your cell phone, how does it connect to the network?
 
  a) Morse code transmissions to a rail yard
  b) Radio connection to a cell tower
  c) Infrared connection to a base station
  d) Fiber optic connection to a switch
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JazzyjayJazzyjay
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6 years ago
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smt3iu Author
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6 years ago
Thanks
jamiebonf99
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Yesterday
This helped my grade so much Perfect
vanna2014
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2 hours ago
Smart ... Thanks!
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