The transmission medium, that is used to communicate through radio signal in air is called….
a) radio wave
b) microwave
c) infra-red
d) none of these
What is the speed of radio wave signal is?
a) 50 Mbps
b) 51Mbps
c) 53 Mbps
d) 54 Mbps
Which of the following are radio waves that provide a high-speed transmission?
a) microwave
b) radio wave
c) infra-red wave
d) none of these
The microwave stations need to be placed within………
a) 10-20 miles
b) 20-30 miles
c) 10-40 miles
d) 10-50 miles
Which technology allows computing devices to communicate via short range wireless signals?
a) radio wave
b) microwave
c) infra-red
d) none of these
What is the speed of infra-red is?
a) 100 Kbpd-4 Mbps
b) 100 Kbps-3 Mbps
c) 100 Kbps-2 Mbps
d) 100 Kbps-1 Mbps
