フリー問題

問題文

Which description best matches the glossary definition of a declarative description of a system?

選択肢

1. A description that a tool converts into API calls at apply time.
2. A configuration written in YAML rather than in a general-purpose programming language, since YAML has no control flow.
3. A configuration stating the desired operating state without specifying the procedures used to reach it.
4. An ordered list of the commands an operator must run, kept in version control for repeatability.