Major system

Software Package: A group of pre-written, fully tested and documented functional programs that one can buy for use on a computer to carry out application tasks. e.g. payroll, sales order processing.


Application Software: A specialised program or a series of programs that is a software package with associated documention, which performs a particular function, a specific task or job to meet a specific user need, e.g. company payroll,stock control syste, sales analysis reports.