Quiz on .NET Core and C#

What is ASP.NET Core?

• ASP.NET Core is a cooking recipe website

• ASP.NET Core is a type of car engine

• ASP.NET Core is a cross-platform, high-performance framework for building modern, cloud-based, Internet-connected applications.

• ASP.NET Core is a new social media platform

Explain the difference between .NET Core and .NET Framework.

• .NET Framework is cross-platform and open-source.

• .NET Core is cross-platform and open-source, while .NET Framework is Windows-only and monolithic.

• .NET Core is cross-platform and closed-source.

• .NET Core is Windows-only and monolithic.

What are the basic data types in C#?

• long

• float

• array

• int, double, char, bool, string

How do you declare a variable in C#?

• variableName := value;

• int variableName = value;

• var variableName = value;

• variableName = value;

What is the purpose of a RESTful API?

• To facilitate communication between systems over the internet using standard HTTP methods.

• To bake cookies

• To fly to the moon

• To predict the weather

Explain the concept of routing in ASP.NET Core.

• Routing is the process of handling static files in ASP.NET Core.

• Routing refers to the process of authenticating users in ASP.NET Core.

• Routing in ASP.NET Core is the process of matching incoming HTTP requests to an endpoint in the application.

• Routing involves managing database connections in ASP.NET Core.

What is the role of middleware in ASP.NET Core?

• Middleware is used for front-end design only in ASP.NET Core.

• Middleware is responsible for database management in ASP.NET Core.

• Middleware in ASP.NET Core plays a crucial role in processing HTTP requests and responses by providing a flexible and modular way to handle different aspects of the application's logic.

• Middleware is not necessary in ASP.NET Core applications.

What is the difference between PUT and POST HTTP methods?

• PUT is idempotent, POST is not idempotent

• PUT requires a request body, POST does not require a request body

• PUT is safe, POST is not safe

• PUT is used for creating resources, POST is used for updating resources

How do you return JSON from a .NET Core API?

• option3

• option2

• return new JsonResult(data);

• option1

What is dependency injection in .NET Core?

• Dependency injection in .NET Core is a process where classes are isolated from any external dependencies.

• Dependency injection in .NET Core is a design pattern where classes receive the dependencies they need from external sources rather than creating them themselves.

• Dependency injection in .NET Core is a feature that allows classes to randomly select dependencies.

• Dependency injection in .NET Core is a design pattern where classes create their own dependencies internally.