Punch cards have been used for decades to store data and perform automated tasks. However, with the advancement of technology, several synonyms for punch cards have emerged. One of the most common terms today is "perforated card", which describes the paper or cardboard cards that have holes punched in them to represent data. Another synonym for punch card is "IBM card", which refers to the standard-sized cards used by International Business Machines Corporation in the mid-twentieth century. Today, the term "data card" is often used to describe any type of card used to store data, whether through perforations or other methods such as magnetic strips or microchips.