Most of the first computer networks transmitted data over ____.
A)microwaves
B)radio waves
C)copper wire
D)fiber-optic media

Name: Most of the first computer networks transmitted data over ____. A)microwaves B)radio waves C)copper wire D)fiber-optic media
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Most of the first computer networks transmitted data over copper wire, specifically coaxial cables. Microwave and radio waves were later used for wireless communication, and fiber-optic media became popular in the 1980s.

Most of the First Computer Networks Transmitted Data Over ____