What is session? Where are session stored? Difference between 3tier architecture and 3layared architecture? What is SOA? Why we need WebApi? What is REST and RESTful? What are return types in WebApi?

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Session is a way to store user-specific data on the server-side
Session can be stored in-memory, on the server's file system, or in a database
3-tier architecture separates presentation, application logic, and data storage
3-layered architecture separates presentation, business logic, and data access
SOA is a design pattern where software components communicate with each other through services
WebApi is a framework for building HTTP-based services
REST is an architectural style for building web services
RESTful services use HTTP methods to perform CRUD operations
WebApi can return various types of data, including JSON, XML, and binary data

What is session? Where are session stored? Difference between 3tier architecture and 3layared architecture? What is SOA? Why we need WebApi? What is REST and RESTful? What are return types in WebApi?

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