Storage refers to the media and methods used to keep information available for later use.
Random Access Memory (RAM) is a type of data storage used in computers.
With RAM, information and data can be found and retrieved quickly.
RAM is used as "main memory" or primary storage: the working area used for loading, displaying and manipulating applications and data.
Some Other Storage Devices
|Discs & CDs/DVDs|
|Flash Memory & USB Drives||
|Removable Hard Drives|
A chip on the card.
How? The chip tracks changes (like deducting purchases from the amount entered originally on the card).
Example: Smart cards are used at colleges: instead of using a handful of coins at vending machines you swipe your card.