Program: A complex set of instructions that allow the computer user to process data. Common programs include word-processing, spreadsheets, databases, drawing and painting, Internet tools, and games. Programs are necessary for computers to be useful to humans.
RAM: This acronym stands for Random Access Memory. RAM is commonly called "memory". Memory is measured in megabytes (MB) and usually comes in multiples of 2 or 4. The more RAM that a computer has, the better it can carry out instructions. It is recommended that a new computer have 32 MB, 64MB, or 128MB of RAM.