Exam UiARD topic 8 question 153 discussion

A. A library project is a package that must contain only a single reusable component: Incorrect. A library can contain one or more reusable components. There is no restriction to a single component. C. A library project is saved as a zip file and used as a dependency in other processes: Incorrect. While the library is used as a dependency in other processes, it is packaged as a NuGet (.nupkg) file, not a zip file. D. A library project is a package that must contain multiple reusable components: Incorrect. A library can contain multiple reusable components, but it is not mandatory. A library can have just one component. Conclusion: The defining characteristic of a library project is that it does not contain an entry point file, making B the correct answer.

A library is a project which contains one or more workflows that can be reused as activities in other projects. Libraries are saved as NUPKG files when published and can be installed as dependencies from the Package Manager.