Which of the following wireless standards use the frequency of 2.4 GHz?

Which of the following wireless standards use the frequency of 2.4 GHz? Each correct answer
represents a complete solution. Choose three.

A.
802.11b

B.
802.11a

C.
802.11g

D.
Bluetooth

Explanation:

The 802.11 standard refers to a family of standards developed by the IEEE for the wireless LAN
technology. This standard specifies a wireless
interface between a wireless client and a base station or between two wireless clients. The following
802.11 wireless standards use the
frequency of 2.4 GHz:
802.11b
802.11g
Bluetooth

The 802.11b wireless standard applies to wireless LANs and provides transmission speeds of up to 11
Mbps in the 2.4 GHz frequency.
The 802.11g wireless standard applies to wireless LANs and provides transmission speeds of up to 54
Mbps in the 2.4 GHz frequency.
Bluetooth is a standard for short-range radio links between laptops, mobile phones, digital cameras,
and other portable devices. Bluetooth
devices contain a transceiver chip. The transceiver transmits and receives data in the frequency of
2.45 GHz.
Answer B is incorrect. The 802.11a wireless standard applies to wireless LANs and provides
transmission speeds of up to 54 Mbps in
the 5 GHz frequency.