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Print and display concepts
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raster graphics
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image description languages (e.g. Postscript)
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Video display technologies
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liquid crystal display
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thin-film technology
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plasma discharge
- Printer technologies
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inkjet printers
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laser printers
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Keyboards - scan codes, interaction with processor
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Mice - types, interaction with processor
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Optical input devices -
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Audio I/O devices - analogue-digital conversion, sampling