ROM ROM holds programs which tell the computer how to wrok. When you turn it on, instructions from ROM tell the computer how to get going. This is called " booting up". Programs in Rom can only be read They can't be changed or deleted. RAM RAM is the largest part of the memory. It holds the data you load into your computer when you want to use it. When you switch the computer off, the data in RAM disappears unless you store, or save, it. Soring Data There are two main ways to save data when no in use - iether on a disk inside your computer or on a separte disk that you take in and out, you can also store data on magnetic tape. Hard Disks Disks which live inside a computer are called hard disks. they are made of metal and hold a lot of data. Hard disks are stored inside a hard disk dirve. Choosing An application program An application program is a software program that performans a specife dunction suchas accuing, word processing or drafting sleceting the carrect hardware, Hoeever there are some standart categories of application programs to choose form: Bilgiakisi.com Joomla//Joomla Tema// Joomla Eklenti