Question

what are the most common memory cards found in computers

Answer 1

Memory cards are a popular storage medium for many of today's consumer electronics devices, including digital cameras, cellphones, handheld devices and other small electronic devices.
Flash memory is nonvolatile, that is the memory card will not lose its data when removed from the device, and the cards can also be erased or reformatted and reused.
For most consumers, when buying a memory card you have to consider price, capacity and compatibility. Some devices will support up to a specific size of memory card, and a specific type of memory card as well. Its important to read the information that came with your device to ensure you purchase a memory card that will work in your device.

Answer 2

Thanks!