Computer memory and its types

As we all know about two memory devices RAM and ROM used in computer, below are the some terms used to describe memory and which are being given technical names. Have a look

Random access memory (RAM)--an essential component for running personal computers--determines the computer's speed. Computers possess five key functions: input, output, processing, storage and retrieval. RAM is designed for storage and retrieval functions. RAM provides a location for a computer's central processing unit (CPU) to access current information. Typically, RAM is referred to as a computer's memory.