Copper Cabling and Fibre Optic Cabling Exam Questions and Answers Latest Update Graded A+
Coaxial Cable (Coax) - Answers Copper type.
Center Core, Insulator, Metallic Shield, Braided Metal Shielding, Plastic Jacket.
Cable type - RG-6 Connects from outside your home. RG-59 connects inside your home.
Connector type - F-type Screw on type. BNC (British Navel Connector) twist and push type. Outdated but
still used.
Twin Axial Cable (Twinax) - Answers Copper type.
Newer type of Coaxial Cable (Coax).
Two inner conductors.
Is used for very short range, high speed connections (up to 10gb).
Serial Cable (RS-232) - Answers Copper type.
Consist of straight copper wires in a plastic jacket.
Is outdated but still used.
Connector type - DB-9 D shape with nine pins. DB-25 D shape with twenty five pins.
Twisted Pair Cable (T or TX) - Answers Copper type.
Consists of eight individually twisted wires, which are in pairs.
, The more twists within an inch of the cable, the better protection against EMI.
Unshielded Twisted Pair (UTP) - Answers Is cheaper than STP and has no metal shielding, only plastic
(does not protect against EMI). Max distance is 100 meters / 300 feet.
Shielded Twisted Pair (STP) - Answers Is more expensive than STP and has metallic shielding with foil.
(protects against EMI). Max distance is 100 meters / 300 feet.
Registered Jack-45 (RJ-45) - Answers Is the most common connector type for twisted pair cabling.
Is a plastic eight pin connector.
Mainly for internet.
Registered Jack-11 (RJ-11) - Answers Is a connector type for twisted pair cabling.
Is a plastic six pin connector.
Mainly for phone systems.
Bandwith - Answers Theoretical measure of how much data is transferred from a source to a
destination.
Throughput - Answers Actual measure of how much data is transferred from a source to a destination.
CAT 3 - Answers 10BASE-T
Maximum speed is 10Mbps.
Maximum distance is 100 meters / 300 feet.
Twisted pair type (T).
CAT 5 - Answers 100BASE-TX
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