- A
keypunch is a
device for
precisely punching holes into
stiff paper cards at
specific locations as
determined by keys
struck by a
human operator. Other...
-
devices lacking any pre-processing
capabilities were used. Data
entry using keypunches was
related to the
concept of
batch processing –
there was no immediate...
-
records were
entered onto
sequential 80-column
Hollerith cards with a
keypunch. In the
first p****
through a set of records, the data
keystrokes were entered...
- in the 1890s
created a
demand for many workers,
typically women, to run
keypunch machines. To
ensure accuracy, data was
often entered twice; the second...
-
computer programs and data. Data can be
entered onto a
punched card
using a
keypunch.
While punched cards are now
obsolete as a
storage medium, as of 2012,...
-
comes from the
utility of two devices:
teleprinters (or teletypes) and
keypunches. It was
through such
devices that
modern computer keyboards inherited...
- She
married Joseph Vitek in 1961.
During their marriage, she
worked as a
keypunch operator at
Clipper Carloading in Chicago.
After Vitek died from melanoma...
- then
taken by
keypunch operators, who
using a
keypunch machine such as the IBM 026 (later IBM 029)
punched the deck.
Often another keypunch operator would...
- 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...
- time-shared machines, is not just to type
programs into a
terminal instead of a
keypunch, but to
encourage close communication. In the late 1960s, Bell Labs was...
