.Net Developer Quiz Certification

1. Which of the following is NOT a feature of .NET Core?

Cross-platform support

Open-source framework

Dependency on Windows operating system

High-performance

2. Which of the following languages is NOT supported by the .NET framework?

C#

VB.NET

JavaScript

Python

3. What is the role of the Common Language Runtime (CLR) in .NET?

Compiling .NET code into machine code

Managing memory, security, and exception handling

Creating user interfaces

Storing database information

4. What is the purpose of the Global Assembly Cache (GAC) in .NET?

Storing local database files

Managing shared .NET assemblies

Compiling the application

Storing user settings

5. Which design pattern is commonly used for dependency injection in .NET Core?

Singleton

Factory

Strategy

Service Provider

6. Which of the following is NOT a lifecycle event in an ASP.NET page?

Page_Load

Page_Init

Page_Complete

Page_Unload

7. What is the primary purpose of the IQueryable interface in LINQ?

Perform asynchronous operations

Support SQL-like queries for in-memory collections

Provide query capabilities with deferred execution

Manage database connections

8. Which method is called when an Activity is created for the first time?

onStart()

onCreate()

onResume()

onDestroy()

9. Which of the following is a key feature of Blazor in .NET?

Native support for Python scripting

Server-side and client-side rendering using C#

Direct integration with Windows Forms

Only supports server-side rendering

10. What does the async keyword in C# signify?

The method executes on a separate thread

The method supports asynchronous operations

The method cannot return a value

The method is only used in console applications

11. Which .NET Core command is used to create a new project?

dotnet build

dotnet new

dotnet restore

dotnet publish

12. What does Entity Framework (EF) primarily provide in .NET?

Database management tools

Object-relational mapping (ORM) for working with databases

Real-time data visualization

Secure authentication

13. Which of the following is the correct syntax for creating a delegate in C#?

delegate void MyDelegate();

delegate MyDelegate void();

void delegate MyDelegate();

MyDelegate delegate void();

14. Which of the following is a feature of ASP.NET MVC?

It directly generates HTML from the server

It uses the Model-View-Controller pattern

It is only used for web services

It does not support routing

15. What is the purpose of the using keyword in C#?

To include external namespaces

To define a variable that is accessible throughout the class

To define a local scope for automatic resource management

To create an alias for types

16. Which of the following is used for configuration in ASP.NET Core applications?

web.config

appsettings.json

Global.asax

Server.config

17. Which .NET framework class provides functionality for reading from and writing to files?

FileStream

TextReader

StreamWriter

FileInfo

18. What is a difference between Task and Thread in C#?

Task represents a single operation, whereas Thread represents a set of operations

Task is used for asynchronous programming, while Thread represents a unit of execution

Task runs in a separate process, while Thread runs in the same process

Task is faster than Thread

19. Which of the following is true about the HttpClient class in ASP.NET Core?

It can be used for making HTTP requests to external services

It can only be used for synchronous requests

It is part of the .NET Standard library but not in .NET Core

It automatically handles cookies and caching without additional configuration