Memory Card is also known as flash memory card it is an electronic flash memory data storage device useful for storing digital information. A memory card can store pictures, text, audios, videos, photos and other precious information. They are commonly used in many electronic devices, including digital cameras, mobile phones, laptop computers, MP3 players, and video game consoles. The storage cards have nonvolatile memory it means data stored in device remains stable and is not subject to corruption or loss in the event of a power failure.
Types of memory cards
There are different types of memory cards available on the market including SD card (secure digital card), miniSD card, microSD card, CF card (Compact flash card), MMC Card (Multimedia card), SDHC card, SmartMedia, PC card, Memory stick (Memory stick Duo, Memory stick PRO Duo, Memory stick PRO-HG Duo, Memory stick Micro M2) and Miniature card and same type of cards used for game systems, can also be considered to be memory cards. However, the newer memory cards are smaller in size, have higher storage capacity, and are portable among large number of devices. Because of these features, memory cards are influencing the production of an increasing number of small, lightweight and low-power devices.
Data loss reasons
Data can be lost in different situations like mistakenly deleted files, virus infected cards, formatted memory cards. Card corruption is one of the main reasons of card data loss. Accidental formatting is another common reason for SD card data loss. Sometimes user might accidentally format memory card without examining its contents. In case if the formatted card has some important files or folders which are not backed up, then user will lose them.