1. Computer Input Output
... teletype machines or punch cards for data entry. The early text terminals did nothing more than emulate a teletype (using the screen to replace paper), so it was many years (well into the 1960s and early 1970s) before arrow keys were found on most terminals. Full screen editors ... These technologies can be broken down into two main categories with several types in each: • Impact - These printers have a mechanism that touches the paper in order to create an image. There are two main impact technologies: o Dot matrix printers use a series of small pins to strike a ribbon coated ... wit...
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- Grade Level: High School