How can you configure Entity Framework Core to use lazy loading for navigation properties?
- Using the .Include() method
- Enabling it in the DbContext configuration
- Setting UseLazyLoadingProxies to true
- Manually fetching related entities
Entity Framework Core (EF Core) uses lazy loading proxies to enable lazy loading for navigation properties. To configure it, you can set the UseLazyLoadingProxies option to true in the DbContext's configuration. This allows EF Core to create dynamic proxies for your entities, enabling lazy loading for related entities.
To override the default routing conventions in MVC, you can use the _________ attribute on your action methods.
- Route
- Controller
- Action
- HTTPGet
To override the default routing conventions in ASP.NET Core MVC, you can use the "Route" attribute on your action methods. This attribute allows you to specify custom routing patterns, such as route templates and parameters, for fine-grained control over URL routing in your application.
The ________ template in ASP.NET Core ensures that JavaScript dependencies are managed using the Node package manager.
- Angular
- Blazor
- React
- SPA (Single Page Application)
The Blazor template in ASP.NET Core is designed for building web applications using C# and .NET. It ensures that JavaScript dependencies are managed using the Node package manager (npm) when necessary. This template provides a framework for building web applications that can run entirely on the client side or with server-side rendering, giving developers flexibility in their approach.
For a new e-commerce website, the client needs users to verify their emails before making a purchase. Which feature in ASP.NET Core Identity would assist in this?
- Two-Factor Authentication
- Account Lockout
- Email Confirmation
- Role-based Authorization
The "Email Confirmation" feature in ASP.NET Core Identity allows users to verify their email addresses before gaining full access to the application. This is crucial for scenarios like e-commerce websites, ensuring that users have valid and verified email addresses before making purchases.
In comparison to the traditional ASP.NET, how does ASP.NET Core handle configuration data?
- It uses JSON files only
- It relies solely on XML configuration files
- It uses a flexible and extensible configuration system
- It doesn't support configuration data
ASP.NET Core introduced a flexible and extensible configuration system that allows developers to configure applications using various sources, such as JSON, XML, environment variables, command-line arguments, and more. This approach offers better configurability and ease of use compared to the traditional ASP.NET configuration methods.
If you were looking to define custom scripts that should run during build or post-build events, where would you specify this in the project.json file?
- scripts section
- buildOptions section
- tools section
- dependencies section
In the project.json file, you would specify custom scripts that should run during build or post-build events in the "scripts" section. This section allowed developers to define pre-build, post-build, and other custom scripts for various project tasks.
Your company's security policy dictates that users must change their passwords every 60 days. How would you implement this requirement using ASP.NET Core Identity?
- Implement a custom middleware
- Configure the Password Policy
- Use a third-party authentication library
- Manually reset passwords every 60 days
To enforce password change policies in ASP.NET Core Identity, you would configure the Password Policy settings. This includes setting options like PasswordExpiration, RequiredUniqueChars, and MinimumPasswordLength. By configuring these settings, you can enforce password changes every 60 days as per your company's security policy.
Which of the following tools is NOT typically used for ASP.NET Core development?
- Eclipse
- Rider
- Visual Studio
- Visual Studio Code
While Eclipse is a powerful IDE mostly known for Java development and other types of development, it's not typically used for ASP.NET Core development. Tools like Visual Studio, Visual Studio Code, and Rider provide integrated support for ASP.NET Core.
If you wish to apply a unique constraint on a column using the Fluent API in Entity Framework Core, which method should you use inside OnModelCreating?
- HasIndex
- HasUniqueConstraint
- IsUnique
- SetUnique
To apply a unique constraint on a column in Entity Framework Core using the Fluent API, you should use the IsUnique method. This method ensures that the database enforces uniqueness for the specified column or columns, preventing duplicate values from being inserted. It's a crucial feature for maintaining data integrity.
The [______] attribute in ASP.NET Core is used to specify the route template for an action method.
- Route
- HttpPost
- Authorize
- ValidateAntiForgeryToken
In ASP.NET Core, the [Route] attribute is used to define the route template for an action method. This template determines how the URL should be structured to access the method. For example, [Route("api/products")] specifies that the method should be reachable at the URL "api/products."