What are the functional elements of computer system?

For hardware, A case, Motherboard, Hard drive, RAM, Processor, Video/audio card, Power supply, and Fans are ideal.

software; Operating System (Windows or Vista for example)

DO NOT DELETE YOUR .DAT FILES! Trust me, I have experience.

^^

feel free to add

SATCHTMO Parts that are required for a computer to run and work properly are; A motherboard (if you have an onboard graphics card, ignore the Graphics card, unless you're after a more powerful computer) Memory (Also known as RAM) A Processor A Hard Drive A graphics card A CD Drive (To install your operating system) A Power Supply Note: If you are installing Windows XP on a SATA hard drive, you'll need a floppy disk drive with the "Hard Drive" drivers, so to speak.