A buffer is a temporary storage area used to hold data being transferred between two devices that operate at different speeds. It ensures smooth data processing and prevents bottlenecks.
Encryption is the encoding of electronic data so that it can be transmitted without interception. With the growing use of the Internet for commercial purposes, there has been an ongoing need for secure encryption methods, notably in the transmission of credit card details.
A hard copy is a printed version of information from a computer, contrasting with the information displayed on a screen.
