跪求答案。。。

henrycari

list and explain the possible resources of incomes of freeware like avast antivirus or real player


哪位大大可以帮我解答。。

huionn

用英文吗？

adware = advertising-supported software

spyware = software that aids in gathering information about a person or organization without their knowledge and that may send such information to another party (possibly for money) [maybe illegal but some software collect information anonymously for statistics purpose]

shareware/trial version/version with limited features =  nag you until you pay for the full version/upgrade for more features

donation from generous people

兔仙人

本仙想到 几个方案

1. 广告
2. upgrade 版
3. 捐献
4. 被收购

系咁先

为人民服务

可以免费给私人使用，对于商业上的使用就收费，如果公司使用了它私人用途的软件就打官司，告他赚钱。

rcyaw2

mcafee被intel买了，如果我的apps能够卖给google，300000就够！

henrycari

谢谢大家的答案 ^ ^本问题已经解决了