This is a school project about memory in computing and its points are: - Definition of Memory - Types; RAM & ROM - Definition of RAM memory - Types of RAM Memories; SDR SDRAM, RIMM RDRAM & DDR SDRAM - Explanation about SDR SDRAM - Explanation about RIMM RDRAM - Explanation about DDR SDRAM - Definition of ROM memory - ROM uses to store software - ROM uses to store data - Reading and access speed of ROM memories - Interesting webpages about the theme.