A computer will forget your work. Devices that operate a computer or that have a computer execute tasks. You cannot touch software with your hands. It comes as floppy disks or CD-ROM disks, and is usually installed onto the hard disk. As you know, computers work in many ways.
Different tasks let a computer behave like different machines.
All these jobs are done by using software programs. Without the programs, a computer cannot work. A file which can be read by any word proccessing software.