Course Outline

🔹 Day 1: Modern C# Fundamentals

Session 1: Introduction to C# and .NET Core

• Overview of .NET ecosystem and .NET Core
• Setting up the development environment (Visual Studio / VS Code)
• C# language fundamentals: types, variables, control flow

Session 2: Object-Oriented Programming in C#

• Classes, objects, and inheritance
• Interfaces and polymorphism
• Properties, fields, and encapsulation

Session 3: Advanced C# Features

• Delegates, events, and lambda expressions
• LINQ: queries, filtering, projections
• Exception handling and debugging techniques

Lab Activities:

• Write console applications practicing OOP concepts
• Query collections using LINQ
• Handle exceptions and debug sample applications

🔹 Day 2: Asynchronous Programming and .NET Core APIs

Session 1: Asynchronous Programming in C#

• Understanding async and await
• Task Parallel Library (TPL) basics
• Writing responsive and scalable async code

Session 2: Building RESTful APIs with ASP.NET Core

• ASP.NET Core architecture and middleware
• Creating Web API controllers and routes
• Model binding, validation, and error handling

Session 3: Data Access and Dependency Injection

• Entity Framework Core basics
• CRUD operations with EF Core
• Using Dependency Injection for decoupled design

Lab Activities:

• Build async methods and test responsiveness
• Develop a simple REST API with ASP.NET Core
• Implement data access layer with EF Core

🔹 Day 3: Testing, Deployment, and Advanced Topics

Session 1: Unit Testing and Best Practices

• Writing unit tests with xUnit or NUnit
• Mocking dependencies for isolated tests
• Test-driven development (TDD) overview

Session 2: Deployment and Cross-Platform Development

• Publishing .NET Core applications
• Running on Windows, Linux, and Docker containers
• Continuous integration basics with GitHub Actions or Azure DevOps

Session 3: Performance Tuning and Security

• Profiling and optimizing .NET Core apps
• Securing APIs with authentication and authorization
• Logging and monitoring with built-in frameworks

Lab Activities:

• Write and run unit tests for API controllers
• Containerize and deploy the API application
• Implement basic authentication and logging