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The Changing Technology of Mobiles

A mobile phone (also known as a cellular phone, cell phone and a hand phone) is a device that can make and receive telephone calls over a radio link whilst moving around a wide geographic area. It does so by connecting to a cellular network provided by a mobile phone operator, allowing access to the public telephone network.

The Changing Technology of Mobiles
  • 1 of 17:

    The first hand-held mobile phone was demonstrated by?

  • A) Steve Jobs
  • B) Dr Martin Cooper
  • C) Tony Brown
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