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6 Cards in this Set

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  • Back
bus
circuitry and chip that manage the transfer from one device to another. a PC's motherboard has a bus, such as ISA or PCI, but there are also busses between memory and the processor and external components, such as a SCSI or universal serial bus
cable
a collection of wires separated by insulation that carry electrical signals between components
capacitance
a measure of the charge between two electrical plates that are separated by a nonconductive dialectic material. b/c capacitance changes depending on the proximity, shape, and size of the plates, dialectice and even nearby object capacitance is often used to measure input
circuit, circuit board
metallic traces printed on a fiberglass panel that carry electrical signals among larger components
contact
the metal pins and tabs where electrical circuits from two components make physical contact so that electricity can flow from one to the other
couple-charged devices
mini devices that convert the energy from light into electrical current. CCD's are used in digital cameras and scanners