What is memory card

Memory card is a device through which you can easily and fast transfer any data from one place to another, it works like a portable hard disk drive, in this you can save your important photos or videos. And if I say that it is more reliable than a compact disc, then it will not be wrong because there is a risk of damage to your data in the CD, but it is not the case with this that it completely saves your data. Keeps safe, it is commonly used in mobile phones