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.NET Training .NET Technical Interview Question Bank

.NET Training

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Module 1 — C# Fundamentals and Object-Oriented Programming

.NET Ecosystem, CLR, BCL, and Runtime Fundamentals

C# Syntax: Variables, Data Types, Control Flow, Methods, Properties

Object-Oriented Programming: Classes, Objects, Inheritance, Polymorphism

Interfaces, Abstract Classes, Delegates, Events, Generics, and Exceptions

Module 2 — Advanced C# and LINQ

Collections, Generics, and Concurrent Collections

LINQ to Objects: Query Syntax, Method Syntax, Projection, Filtering

Lambda Expressions, Extension Methods, and Anonymous Types

Async/Await, Task, Parallel Programming, Reflection, and Attributes

Module 3 — ASP.NET Core Fundamentals

ASP.NET Core Architecture, Middleware Pipeline, and Dependency Injection

MVC Pattern: Models, Views, Controllers, and Routing

Razor Pages and Blazor Introduction

Configuration, Logging, Environments, and Building RESTful Web APIs

Module 4 — Entity Framework Core and Data Access

EF Core Architecture: Code First, Database First, DbContext

Migrations, Seeding, and LINQ Query Loading Strategies

Repository Pattern, Unit of Work, and Transaction Management

Performance Optimization and Raw SQL Execution

Module 5 — Web API Development and Security

REST API Design Principles and HTTP Verbs

Model Binding, Validation, and API Versioning

JWT Authentication, OAuth2, and Identity Server Integration

Authorization Policies, Roles, Claims, and Swagger/OpenAPI

Module 6 — Frontend Integration and Razor/Blazor

Razor Syntax, Tag Helpers, and View Components

Blazor Components, Data Binding, and Dependency Injection

JavaScript Interop and Calling APIs from Frontend

State Management, Authentication, and Blazor WebAssembly SPAs

Module 7 — Testing in .NET Applications

Unit Testing with xUnit, NUnit, and MSTest

Mocking Dependencies with Moq and NSubstitute

Integration Testing with TestServer and WebApplicationFactory

TDD, BDD, Code Coverage, and Quality Gates in CI/CD

Module 8 — Microservices and Cloud Deployment

Microservices Architecture Principles and Patterns

Building Microservices with ASP.NET Core and Docker

Inter-Service Communication: HTTP, gRPC, Message Queues

Azure App Service, Container Apps, Monitoring, and Health Checks

Module 9 — DevOps, CI/CD and Source Control

Git Branching Strategies and Pull Request Workflows

Azure DevOps Pipelines for Build, Test, and Deployment

GitHub Actions Workflows for .NET Applications

Infrastructure as Code with ARM Templates and Bicep

Module 10 — Performance Optimization and Best Practices

Caching Strategies: In-Memory, Distributed, Response Caching

Profiling .NET Applications and Memory Management

Optimizing Database Queries and API Response Times

Load Balancing, Scaling, SOLID Principles, and Design Patterns

Module 11 — Real-World .NET Projects

E-Commerce API with ASP.NET Core and EF Core

Task Management System with Blazor Frontend

Employee Portal with Authentication and Authorization

Microservices-Based Order Processing and Azure Deployment

Module 12 — Certification and Interview Preparation

Microsoft AZ-204 and AZ-900 Exam Preparation Strategies

.NET Technical Interview Question Bank

System Design and Architecture Discussion Topics

Resume, LinkedIn Optimization, Mock Interviews, and Portfolio

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