"[4] It can also involve filling in required information which is then "data-entered" from what was written on the research document, such as the growth in available items in a category.
[9] Data entry using keypunches was related to the concept of batch processing – there was no immediate feedback.
[10][11] Computer keyboards and online data-entry provide the ability to give feedback to the data entry clerk doing the work.
[26] Modern techniques go beyond mere range checks, especially when the new data can be evaluated using probability about an event.
[27] In one study, a medical school tested its second year students and found their data entry skills – needed if they are to do small-scale unfunded research as part of their training – were below what the school considered acceptable, creating potential barriers.