Advanced .NET Application Development (Visual Basic.NET or C#)

Module 1: Introduction to .NET Framework

Overview of .NET Framework & .NET Core
- History and evolution of .NET
- Introduction to .NET Core and .NET 5+
- Common Language Runtime (CLR) and .NET Standard
- Understanding the .NET ecosystem: Visual Studio, Visual Studio Code, and CLI tools
Difference between C# and Visual Basic.NET
- Syntax differences and when to choose one over the other
Getting Started with Visual Studio
- IDE setup and configuration
- Understanding the Solution Explorer, Toolbox, and Properties Window

Introduction to C# / Visual Basic Syntax
- Variables, data types, and constants
- Operators and expressions
- Control structures (if-else, switch-case, loops)
Object-Oriented Programming (OOP) Concepts
- Classes and objects
- Properties, methods, and fields
- Constructors and destructors
- Inheritance, polymorphism, encapsulation, and abstraction
Handling Errors
- Exception handling (try-catch-finally)
- Custom exceptions

Data Types and Collections
- Arrays, Lists, Dictionaries, Stacks, Queues
- Working with strings and string manipulation
File Handling and I/O
- Reading and writing text files
- Working with binary files
Working with Databases
- Introduction to ADO.NET
- Connecting to SQL Server and executing queries
- CRUD operations (Create, Read, Update, Delete)
- Using SQL DataReader, DataSet, and DataAdapter

Creating Windows Forms Applications
- Designing Windows Forms
- Using controls: Buttons, Textboxes, Labels, ComboBoxes, DataGridView
- Event-driven programming
- Handling user inputs and form validation
Advanced Controls and Dialogs
- Menus, Toolbars, and Dialog boxes
- File dialogs, color picker, font dialogs
Custom Controls and User Controls
- Creating reusable controls
- Designing custom controls

ASP.NET Overview
- ASP.NET Web Forms vs MVC vs Blazor
- Introduction to ASP.NET Core
Building Web Applications with ASP.NET Core
- Setting up an ASP.NET Core Web Application
- Basic routing and controllers
- Working with Razor Pages
- Data binding in views
Understanding Model-View-Controller (MVC) Architecture
- Creating Controllers, Models, and Views
- Working with Action Results and ViewData
- Handling forms, validations, and HTTP requests
Client-Side Web Technologies
- Introduction to HTML, CSS, and JavaScript
- Working with jQuery, AJAX, and Bootstrap in ASP.NET

Web API Development
- Creating RESTful APIs using ASP.NET Core
- HTTP methods (GET, POST, PUT, DELETE)
- Working with JSON and XML data
- API security and authentication (JWT, OAuth)
Entity Framework (EF) Core
- Introduction to ORM (Object-Relational Mapping)
- Code-First vs Database-First approach
- Creating and updating database models
- Querying databases using LINQ (Language Integrated Query)
- Migrations and database seeding

Dependency Injection (DI) in .NET
- Understanding and implementing DI in ASP.NET Core
- Configuring services in the Startup class
Asynchronous Programming in .NET
- Introduction to async and await keywords
- Task Parallel Library (TPL)
- Async methods and their use cases in I/O operations
Unit Testing in .NET
- Introduction to NUnit / MSTest / xUnit
- Writing and running unit tests
- Test-driven development (TDD) with .NET
- Mocking dependencies using Moq

Authentication and Authorization
- Implementing user authentication (ASP.NET Identity)
- Role-based authorization
- Securing APIs with OAuth and JWT
Handling Sensitive Data
- Encryption and Decryption techniques
- Secure storage of passwords
- SQL injection prevention
- Cross-Site Scripting (XSS) and Cross-Site Request Forgery (CSRF) protection

Deploying Windows Forms Applications
- Creating setup files (MSI) for deployment
- Publishing the application to a server or client machine
Deploying ASP.NET Core Web Applications
- Publishing to IIS, Azure, or Docker containers
- Configuring production settings (connection strings, environment variables)
- Continuous Integration and Continuous Deployment (CI/CD) pipelines using GitHub Actions or Azure DevOps