Card punch

Updated: 10/02/2017 by Computer Hope

Punch cardA machine that punches holes into a card that can then be read by other hardware device and interpreted as data. In the past, this allowed businesses and governments to store and input data. Today, the card punch is not commonly found or used, but some businesses that have relied on these in the past may still use them to get access to older information. The picture shows an example of a punch card machine.

CHAD, Hardware terms, Punch card, Punch tape