IBM 5150 Technical Reference page 295

allotted for certain operations to occur; for example, response to
polling or addressing before system operation is interrupted and
must be restarted.
track. (1) The path or one of the set of paths, parallel to the
reference edge on a data medium, associated with a single reading
~
or writing component as the data medium moves past the
component.
(2)
The portion of a moving data medium such as a
drum, or disk, that is accessible to a given reading head position.
transistor-transistor logic (TIL). A popular logic circuit family
that uses multiple-emitter transistors.
translate. To transform data from one language to another.
transmission. (1) The sending of data from one place for
reception elsewhere.
(2)
In ASCII and data communication, a
series of characters including headings and text. (3) The
dispatching of a signal, message, or other form of intelligence by
wire, radio, telephone, or other means. (4) One or more blocks
or messages. For BSC and start-stop devices, a transmission is
terminated by an EOT character.
(5)
Synonymous with data
transmission.
~
TIL. Transistor-transistor logic.
V. Volt.
video. Computer data or graphics displayed on a cathode ray
tube, monitor, or display.
volt. The basic practical unit of electric pressure. The potential
that causes electrons to flow through a circuit.
W. Watt.
watt. The practical unit of electric power.
Glossary-34