The speed is measured in Megahertz. RAM Random Access Memory - computer memory used to temporarily hold programs and data. ROM Read Only Media. ROM chips cannot be written to. Therefore they contain information which never changes.
All computers have ROM chips.
ROM does not require a constant electric supply to keep the information intact. Information in ROM is retained should you switch the computer off. Scanner A scanner is a peripheral device that is used to transfer a picture, photograph, image into a file on your computer. It is a type of RAM capable of speeds of about 55MHz Software A series of instructions that causes the computer to perform an action SVGA Super Visual Graphics Array Video Adapter. It is also know as PCTV USB Acronym for Universal Serial Bus, a new type of connector used for external drives, keyboards, scanners, printers, etc.