-
directing the computer's operation.
Early Hollerith keypunches were
manual devices.
Later keypunches were
electromechanical devices which combined several...
-
devices lacking any pre-processing
capabilities were used. Data
entry using keypunches was
related to the
concept of
batch processing –
there was no immediate...
- HP, or
Control Data computers,
printers and so forth, but have IBM 029
keypunches. IBM's huge size and
industry footprint often caused many of
their conventions...
- numbers; for
example IBM 01
without context clues could be a
reference to a
keypunch or to IBM's
first electric typewriter.
Number sequence may not correspond...
-
teller machine (ATM),
Dynamic Random Access Memory (DRAM), the
electronic keypunch, the
financial swap, the
floppy disk, the hard disk drive, the magnetic...
-
Verifiers were
companion machines to the IBM 026 and 029
keypunches, respectively. The
later IBM 129
keypunch also
could operate as a verifier. In that mode, it...
- his bail. On June 13, 1979, Jill
Marie Parenteau, a 21-year-old
computer keypunch operator, left work
early to go to a
baseball game. When she did not make...
-
comes from the
utility of two devices:
teleprinters (or teletypes) and
keypunches. It was
through such
devices that
modern computer keyboards inherited...
-
Processing of
punched cards was
handled by a
variety of machines, including:
Keypunches—machines with a
keyboard that
punched cards from
operator entered data...
-
invariably users acquired a stand-alone
keypunch/verifier.
Later several OEM
companies built 96-column
keypunches, sorters, and collators. This took the...
