When working in Azure Repos, every team project can have a maximum of one TFVC repository. However, when working with Git, you can have multiple repositories in the same team project. A discussion that is gaining more attention lately is that of having a single repository for all applications or a repository per application. Other topics that are important when managing repositories are creating and removing repositories, securing them, and setting policies on them.
Managing repositories
Monorepo or multi-repo
You are using a monolithic repository (monorepo) when you are storing all of the code of all of your projects and applications in one single source control repository. Opposed to this, you might be using multiple repositories...