Updated: 06/30/2019 by Computer Hope

A card may refer to any of the following:

1. With respect to desktop computers, card is an abbreviation used for an expansion card. It may describe any of the following types of expansion cards.

Examples of expansion cards

2. With memory and storage, a card may be used to describe an SD card, often found and used with digital cameras and smartphones.

3. When referring to a card used to access a building or room, an access card is a plastic card that has a magnetic strip or chip. An access card gives the person with the card access to a restricted area by allowing a person to swipe or tap the card to open a door.

4. With laptops and portable computers, a card can be used to describe a PC Card or a PCMCIA card.

5. With earlier computers, a card could describe a punch card.

6. When referring to a card used to make purchases, an electronic card is a digital credit card that can be used with a digital wallet to make purchases without the physical card.

Hardware, Hardware terms, Magnetic card, Security terms