How does a card reader work?

How Does a Media Card Reader Work?

• Answer:

  Defined A media card reader is a device that reads the media card from a camera and transfers pictures and videos onto a computer. It is an inexpensive and uncomplicated device and connects to a computer via a USB port. Today there are many memory cards available in the market such as Smart Media, Memory Stick and Compact Flash. While buying a media card reader, you must specify the type of memory card in your camera. Just remove the memory card from your camera and put it in the memory card reader. Transferring images and videos from your camera to a PC is faster while using a memory card reader rather than using a USB cable. Mechanics Media card readers are often built into newer computers or can be an adapter that is plugged into the computer. When inserted, it is recognized then can be used to view or transfer pictures usually in JPG or JPEG format and video files. You will usually need to buy one with any camera as they usually have very limited internal memory to store pictures, limiting you to a few shots. Usage To use a media card reader, plug it into your computer. Windows will detect the connection and ask what is to be done with the pictures.You can choose to view them from the options given, also choosing which program you want to use to view the files.You can also import them and store them to something like Windows Photo Gallery or My Pictures.If you choose to do this, you will be given the option to wipe out the memory card since the files will be saved to your computer. After you view, edit or import photos and are finished, eject the reader or adapter from your computer.