Which of the following is a directional antenna that can be used in point-to-point or point-to-multipoint WiFi communication systems? (Select TWO).

A.
Backfire

B.
Dipole

C.
Omni

D.
PTZ

E.
Dish

Explanation:
Both the Backfire and the Dish antennae are high gain antenna types that transmit a narrow beam
of signal. It can therefore be used as a point-to-point antenna over short distances, but as point-tomulti-point antenna over longer distances.