TELECOMMUNICATION SYSTEMS

State any two component failures that may produce the following faults in a mobile phone: (i) no network: (ii) _ phone not charging. (4 marks)June/July 2020

Differentiate between point-to-point and point-to-multipoint communication modes.(4 marks)June/July 2020

For a broadcast FM radio transmission, state: (i)carrier frequency range; (ii)local oscillator frequency range. (9 marks)June/July 2020

State three functions of the horizontal section in a TV receiver. (3 marks)June/July 2020

State three advantages of using Automatic Gain Control (AGC) in a TV Teceiver.June/July 2020

State two merits of using optic fibre cable for data transmission.(6 marks)June/July 2020

List the four end-to-end layers of the OSI model.June/July 2020

State any four services provided by the transport layer of the OSI model. (4 marks)June/July 2020

State the three analog colour TV transmission standards. (3 marks)June/July 2020

List any four colours contained in the signal produced by a colour bar generator. (4 marks)June/July 2020