Which communication channel(s) is/are suitable in each of the followin

Which communication channel(s) is/are suitable in each of the following situations:(i) Setting up a LAN.(ii) Transfer of data from a laptop to a mobile phone.(iii) Transfer of data from one mobile phone to another.(iv) Creating a remote control that can control multiple devices in a home.(v) Very fast communication between two offices in two different countries.(vi) Communication in a hilly area.(vii) Communication within a city and its vicinity where cost of cabling is too high.

Answer»

(i) Co-axial cable or Optical fiber

(ii) Bluetooth

(iii) Bluetooth

(iv) Infrared

(v) Satellite

(vi) Radio Waves

(vii) Co-axial cable or radiowaves