Cambridge Technical in IT 1.1.4 0.0 / 5 ? ICTconnectivityA2/A-levelOCR Created by: NabeelCreated on: 30-09-21 15:14 coaxial wire. ADV/DIS Used prior to the development of twisted pair. TV companies also use this type of wire. Cost of cable is cheap. higher bandwidth. Bulkier and more expensive. Easier to hack into. still susceptible to EMI. 1 of 8 Twisted pair. ADV/DIS Cheapest wire very easy to install and handle. lower bandwidth more susceptible to EMI 2 of 8 Fibre optic Not affected by EMI Thinner and lighter than copper More expensive than copper network less coverage. 3 of 8 infrared ADV/DIS very secure Cheaper than other wired and wireless options. easy to detect if someone was trying to intercept. Needs line of sight Certain amount of range needed. 4 of 8 Bluetooth ADV/DIS Hands free if in a car Doesn't require "line of sight" Can auto sense Anyone can connect to your device even if you don't know them. 5 of 8 NFC (near field communication) ADV/DIS More power efficient. make contactless payments No security 6 of 8 Wifi ADV/DIS Mobility Flexibility Cheap easy to use compatibility Security reliability speed 7 of 8 Mobile Data ADV/DIS Excellent mobility Ready access to apps and services always stay updated with surroundings. Comes at a cost. offers less data rate compared to wired networks such as fiber optics. 8 of 8
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