**record: a group of logically related items (units of data) treated as a unit. (2-8d) &
(3-3b(1))
remote system: a
communications system in
which the terminals are widely separated
so that telephone lines, microwave stations, or satellites must be used to link up to the
central computer. (3-16d)
routine: an ordered set of general-use instructions. (1-15)
S
falls between that of a metal and an insulator. (3-21c(3))
sequential access: a type of storage in which data can only be accessed in the
sequence in which it is stored in the device. (2-8c)
silicon: a semiconducting element from which computer chips are made. (3-21c)
silicon chip: very small electronic component, or wafer, capable of storing thousands
of computer circuit elements. (3-21c)
*smart card: storage medium, larger in capacity than a floppy disk, but smaller in size;
likely to become the preferred storage medium of the future. (4-3b)
soft copy: nonpermanent visual record. (2-7f)
software: programs used to direct computer problem-solving and oversee operations.
(2-4)
solid state: pertaining to electronic devices, transistors or crystals that can control
current without the use of moving parts, heated filaments, or vacuum tubes. (1-19)
sort: to place a group of records into a desired sequence. (3-13a)
stored program computer model: a design theory upon which most modern
computers are based, holding that instructions as well as data should be stored
internally in the machine in magnetic form, so they can be altered as the program
progresses. (1-18c)
subroutine: a routine that can be a part of another or program. (1-15)
MD0057
G-7