Electrical and Electronics 10, Electrical 20, 30, Electronics 20, A30, B30

(a)	Discuss the rationale for the use of extra-low voltage wiring in residential applications.
(b)	Provide examples of applications (e.g., doorbells, chimes, entertainment systems, lighting and security systems) that typically use extra-low voltage wiring.
(c)	Differentiate between types (e.g., CAT 6/6A unshielded twisted pair, coaxial, fibre optic and low voltage thermostat) of extra-low voltage cable and their applications.
(d)	Explain how remote control and wireless signalling devices work in extra-low voltage wiring applications.
(e)	Review code rules related to extra-low voltage wiring.
(f)	Identify different types of connectors and jacks used with extra-low voltage wiring, including data cable.
(g)	Install wiring for extra-low voltage applications.