Description: The module block in Terraform is a fundamental section within the configuration that allows grouping related and reusable resources. A module in Terraform is essentially a set of configurations that can be encapsulated and managed as a unit. This not only facilitates code organization but also promotes reuse and consistency in infrastructure. When defining a module, users can specify input and output variables, allowing customization of the module’s behavior according to the specific needs of the project. This feature is especially valuable in agile development environments, where the ability to efficiently modify and scale infrastructure is crucial. Additionally, modules can be shared and used across different projects, fostering collaboration and standardization in infrastructure as code management. In summary, the module block is a powerful tool that enables developers and system administrators to create cleaner, more organized, and reusable configurations in infrastructure as code practices.