-
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...
-
Racially segregated Negro section of
keypunch operators at the US
Census Bureau...
-
Punching the
program cards was not done on the
computer itself, but on
keypunches,
specialized typewriter-like
machines that were
notoriously bulky, unforgiving...
-
Processing of
punched cards was
handled by a
variety of machines, including:
Keypunches—machines with a
keyboard that
punched cards from
operator entered data...
-
teller machine (ATM),
dynamic random access memory (DRAM), the
electronic keypunch, the
financial swap, the
floppy disk, the hard disk drive, the magnetic...
- if she were to
avoid singing professionally, she
would have to
become a
keypunch operator, as she had done a few
years earlier, or a secretary, and then...
- the card. Hollerith's
method was used for the 1890 census.
Clerks used
keypunches to
punch holes in the
cards entering age,
state of residence, gender,...
-
comes from the
utility of two devices:
teleprinters (or teletypes) and
keypunches. It was
through such
devices that
modern computer keyboards inherited...
