Form and function of a Memory Card Reader

memory card reader x

The memory card reader is a peripheral accessory that reads or writes to flash memory media. Currently, computers, DVD players and other devices, often read various types of cards.

A memory card reader is a small storage medium that uses USB memory to save the information; earlier models required the use of battery which is no longer the case.

These memories are resistant to external scratches and dust that have plagued previous forms of portable storage, such as CDs and diskettes.

Other storage devices

Other storage devices or flash drives are magnetic storage devices with high capacity.

Punched tape: it is a very outdated, consisting of cards or paper tape punch.

Flash memory is a type of memory that is marketed for use in portable devices such as digital cameras or PDAs. The corresponding device or a card reader connected to the computer via USB or Firewire.

Disks and tapes of large capacity are special units that are used for backup for companies and research centers. Its storage capacity can be hundreds of gigabytes.

Restoring Data

The information stored on any of these devices must have some mechanism to restore the information, ie restore the data to its original state in case an event does not allow us to access the original data, making it necessary to go to the copy we had done previously.

For this data restoration methods are different from a simple copy through command like “copy” of DOS, the “cp” Linux and Unix systems, or tools of various computer fabricantes. Information is measured through different terms.

Data Recovery

Data Recovery is the process of restoring the information on secondary storage devices damaged, defective, corrupted, inaccessible or can not be accessed normally.

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