Cards

A card could be differentiated into Memory cards, computer expansion cards, baseball cards, and greeting cards. A memory card or a flash memory card can be used for a digital camera, MP3 player, camcorders, laptop computers, telephones, video game consoles, a cell phone, and other electronics. There are non-solid state memory cards that do not use flash memory. A memory card/flash memory card offers features such as power-free storage, small form factor, and high re-record ability. Flash cards have been suggested as a possible replacement for the floppy disk, though USB port has been filling this role instead. There are various types of memory cards and jobs they are used for. A PC cards are among the first commercial memory card formats (type l card) to come out in 1990s, however now they are mainly used for industrial applications and for I/O jobs, and as a connection standard for many devices. An expansion card in computing is a printed circuit board that can be inserted into the expansion slot of a computer motherboard. Connectors mounted on the bracket allow the connection of external devices to the card. Around one to seven expansion cards can be added to a computer system, depending on the form factor of the motherboard and case. There are other factors involved in expansion card capacity. Computer expansion cards can be Multi Media card (MMC), Compact Flash card, MicroSD card, Display card, Network/LAN card, and so on.