Data is sent through the fiber-optic : cáp quang cable by a(n):
a. router.
b. laser device.
c. optical device.
d. multiplexer.
Answer: B
Data is sent through the fiber-optic : cáp quang cable by a(n):
a. router.
b. laser device.
c. optical device.
d. multiplexer.
Answer: B