A card may refer to any of the following:

  1. With 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

  • Interface card (ATA, Bluetooth, EIDE, FireWire, IDE, parallel, RAID, SCSI, serial, and USB).
  • Modem
  • MPEG decoder
  • Network card
  • Sound card
  • Video capture card
  • Video card
  1. With memory and storage, a card may describe an SD card, often found and used with digital cameras and smartphones.

  2. When describing a card for accessing a building or room, an access card is a plastic card with a magnetic strip or chip. An access card gives the person with the card access to a restricted area by swiping or tapping the card to open a door.

  3. With laptops and portable computers, a card can describe a PC Card or a PCMCIA card.

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

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

Hardware, Hardware terms, Magnetic card, Security terms