> For the complete documentation index, see [llms.txt](https://smu-portal.gitbook.io/get-started/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://smu-portal.gitbook.io/get-started/book-module-tutorial/frontend.md).

# Frontend

After we are done testing the backend, we can move to the frontend part where we will consume our APIs, manipulate the data and display results.\
In Angular, the principle of separation of concerns is prevalent. We can distinguish three main concepts: modules, components and services. We will go through each one of them as we continue building our Book Management System.


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