= + Data + software program documentation.
Divided by function:
System software: such as operating systems, database management systems, various driver software
Applications: such as Office, Kingsoft, QQ, etc.
According to the technical structure is divided:
Stand-alone version: such as Office, drawing tools, etc.
C / S structure of the software: such as QQ, MSN, etc.
B / S structure of the software: The Sina, Sohu, Google, etc.
Divided according to the user:
Product software: Office, financial processing software, Kingsoft, etc.
Project software: as customized for the enterprise OA system
According to the scale of the development division:
Type the number of participants development time
Small 10 people 1-4 months
Medium 10-100 people 1 year
More than 100 people a year large