This part stores data, programs, settings, and the operating system while the computer is off. While it is on, it spins inside the computer reading and writing data.

1. CPU
2. ROM
3. RAM
4. Hard Disk

There are two basic types of disk-drives …………… disk-drives and flash drives.

…………… printers do not use physical impact to transfer characters to paper.

Data representation in a computer uses the …………… number system.