The term wireless refers to a variety of technologies and devices, such as smartphones, computers, printers, headphones, and speakers. A wireless network uses _______________ waves to transmit signals.
A) radio
B) sound
C) microwaves
D) mechanical
The waves used by wireless networks are radio waves. Depending on the type of frequency is the type of wave used. In this case, the radio frequency is used for data transfer.
We conclude that the correct answer is option A: radio.
