GLOSSARY
buffer Compartment of memory in which data is stored during transfer from one device to another. Useful for (1) accumulating data into blocks before storage or processing, and (2) for adjusting differences of speed between devices, or between a device and a communicating facility.
bypass transport Optional module that moves paper from the printer to a finishing device.
byte Fixed number of bits (in data processing, usually 8) operated upon as a unit. A byte may represent a character, a machine instruction, or some other logical unit of information.
case–sensitive Treating lowercase and uppercase characters differently.
central processing unit (CPU) Interprets and executes instructions, performs all operations and calculations, and controls input and output units and auxiliary attachments.
channel 1. In data communications, a path or line that enables two or more devices to communicate (sometimes called a circuit, facility, or link).
2.In computers, a path for communication between the central processing unit (CPU) and input/output units, or between the CPU and peripheral devices.
character Single printable letter
character cell Digitized space containing a single character within a font set.
character code Code representing alphanumeric information, for example, ASCII.
character set Number of different characters used by a particular device, including alphabetic, numeric, and special characters such as symbols.
characters per inch (cpi) Designates the number of characters per inch for a particular typeface. Refer to pitch.
client software Software that manages the submission of print jobs to the controller.
client workstation Workstation connected to the network used to create print jobs (documents) and submit them to the controller.
command Statement entered that instructs the system to perform an operation.
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