Before learning about microservices, it is important to first understand the challenges and limitations of monolithic applications. What is a Monolithic Application? A Monolithic Application is a software architecture where all components of an application are built and deployed as a single unit. The user interface, business logic, authentication, database access, reporting, and other functionalities are tightly coupled and run within the same codebase and deployment package. Example In a CRM application, modules such as: Advantages of Monolithic Applications Challenges of Monolithic Applications 1.Scalability Issues If only one module requires more resources, the entire application must be scaled. Example : Suppose the reporting module consumes high CPU during month-end reports.…