# 31. Software Engineering II

- [31.1 Complexity II](/cs61b-textbook/31.-software-engineering-ii/31.1-complexity-ii.md): Complexity comshmexity.
- [31.2 Sources of Complexity](/cs61b-textbook/31.-software-engineering-ii/31.2-sources-of-complexity.md)
- [31.3 Modular Design](/cs61b-textbook/31.-software-engineering-ii/31.3-modular-design.md): A tool for managing complexity.
- [31.4 Teamwork](/cs61b-textbook/31.-software-engineering-ii/31.4-teamwork.md): "There is no I in TEAM"
- [31.5 Exerises](/cs61b-textbook/31.-software-engineering-ii/31.5-exerises.md)