What is the frequency of Bluetooth?

A. .245 GHz

B. 24.5 GHz

C. 245 GHz

D. 2.45 GHz

Correct Answer is :

D. 2.45 GHz

Explanation

Bluetooth only does its work on a 2.4GHz frequency, whereas many WiFI networks these days will run on both 2.4GHz and 5GHz frequencies.