Sunday 7 January 2018

WHAT IS COMPUTER NETWORK
  • A NETWORK IS A COLLECTION OF COMPUTERS AND DEVICES CONNECTED TOGETHER VIA COMMUNICATIONS DEVICES AND TRANSMISSION MEDIA
                                         
                   
      WHAT IS COMMUNICATION DEVICE

  • A COMMUNICATION DEVICE IS ANY TYPE OF HARDWARE CAPABLE OF TRANSMITTING DATA, INSTRUCTIONS, AND INFORMATION BETWEEN A SENDING DEVICE AND RECEIVING DEVICE.


WHAT IS TRANSMISSION MEDIA 

  •        MATERIALS OR SUBSTANCES CAPABLE OF CARRYING ONE OR MORE SIGNALS IN A COMMUNICATIONS CHANNEL
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