There is conflicting information about the most basic facts, like when and where he was born.

VOA: special.2010.01.24

What are the basic modules, what information needs to be passed between those modules in order to make the code work.

基本的模块是哪些，为了让整个程序正常运行,这些模块之间需要传递的信息有哪些。

麻省理工公开课 - 计算机科学及编程导论课程节选