What roles can I use the Blazor Test for?

Here are few roles for which we recommend this test: Blazor Developer .NET Full Stack Developer C# Software Engineer ASP.NET Core Developer Front-end .NET Developer Web Application Developer Blazor UI Developer .NET Cloud Developer C# Backend Developer .NET Solutions Architect

What is the Blazor Test?

The Blazor Test evaluates a candidate's expertise in developing applications using Blazor, C#, and .NET technologies. It is commonly used by recruiters to ensure applicants have the necessary skills for Blazor development roles.

Can I combine the Blazor Test with C# questions?

Yes, you can request a custom test including both Blazor and C# questions. For more details, you can refer to the C# Online Test .

How to use the Blazor Test in my hiring process?

Use the test as a pre-screening tool at the beginning of your hiring process. Add a link to the assessment in your job post or invite candidates directly by email. This helps identify capable candidates quickly and accurately.

Can I test Blazor and .NET together in a test?

Yes, you can combine Blazor and .NET questions in a single test. This allows you to assess both skill sets simultaneously. For more details, check the .NET Online Test .

What are the main .NET tests?

Key .NET tests include the C# & .NET Test , .NET Online Test , and the ASP.NET MVC 5 Test .

Blazor Assessment Test

Q: What topics are evaluated in the Blazor Test?

The Blazor Test covers topics like Blazor Components, Blazor Lifecycle, Blazor State Management, C# Fundamentals, LINQ, Asynchronous Programming, .NET Core Concepts, Dependency Injection, Entity Framework Core, Web API Development, Razor Syntax, and SignalR Integration.

The Blazor Test evaluates a candidate's proficiency in building interactive web UIs using C# and .NET. It covers Blazor components, state management, and lifecycle, along with C# fundamentals and .NET Core concepts. Through MCQs and coding questions, it assesses the ability to create efficient, scalable web applications using Blazor framework.

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Screen candidates with a 40 mins test

Test duration: ~ 40 mins

Difficulty level: Moderate

Availability: Available as custom test

Questions:

4 Blazor MCQs
4 C# MCQs
4 .NET MCQs
1 C# Coding Question

Covered skills:

Blazor Components

Blazor Lifecycle

Blazor State Management

C# Fundamentals

LINQ

Asynchronous Programming

.NET Core Concepts

Dependency Injection

Entity Framework Core

Web API Development

Razor Syntax

SignalR Integration

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Use Adaface tests trusted by recruitment teams globally

Adaface is used by 1200+ businesses in 80 countries.

Adaface skill assessments measure on-the-job skills of candidates, providing employers with an accurate tool for screening potential hires.

Use the Blazor Test to shortlist qualified candidates

The Blazor Assessment Test helps recruiters and hiring managers identify qualified candidates from a pool of resumes, and helps in taking objective hiring decisions. It reduces the administrative overhead of interviewing too many candidates and saves time by filtering out unqualified candidates at the first step of the hiring process.

The test screens for the following skills that hiring managers look for in candidates:

Able to create and utilize Blazor Components for building interactive web UIs
Understanding the Blazor Component Lifecycle and its stages
Effective State Management in Blazor applications
Proficient in C# Fundamentals including syntax and basic programming concepts
Capable of using LINQ for querying collections in an efficient manner
Implementing Asynchronous Programming to improve application performance
Knowledge of .NET Core Concepts for building cross-platform applications
Implementing Dependency Injection to manage service lifetimes effectively
Using Entity Framework Core for database operations
Developing and consuming Web APIs
Mastering Razor Syntax for building Blazor components
Integrating SignalR for real-time web functionalities

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Screen candidates with the highest quality questions

We have a very high focus on the quality of questions that test for on-the-job skills. Every question is non-googleable and we have a very high bar for the level of subject matter experts we onboard to create these questions. We have crawlers to check if any of the questions are leaked online. If/ when a question gets leaked, we get an alert. We change the question for you & let you know.

How we design questions

These are just a small sample from our library of 15,000+ questions. The actual questions on this Blazor Test will be non-googleable.

🧐 Question
Hard Classes and Constructors OOPs	Solve
What is the output of the following C# code?
Easy Arrays and Exceptions Arrays Exceptions	Solve
What is the output of the following C# code?
Medium Multiple Namespaces Namespace Management	Solve
Class Student exists in both firstnamespace and secondnamespace namespaces. Which of the following are the correct ways to use the Student class?
Medium Static and constructors OOPs	Solve
What is the output of the following C# code?
Medium AppDomain Resource Scoping Configuration Management AppDomain Resource Scoping	Solve
Consider a scenario where you have a .NET application that needs to load different configurations for different components running in separate AppDomains. You have the following code structure: The `ConfigManager` class is designed to load and store configurations for different domains. What will be the output of this program, assuming `ConfigA.xml` and `ConfigB.xml` contain distinct settings? A: Config in DomainA: [Settings from ConfigA.xml], Config in DomainB: [Settings from ConfigB.xml] B: Config in DomainA: null, Config in DomainB: null C: Config in DomainA: [Settings from ConfigB.xml], Config in DomainB: [Settings from ConfigA.xml] D: A runtime exception is thrown due to cross-domain operation. E: Config in DomainA: [Settings from ConfigA.xml], Config in DomainB: [Settings from ConfigA.xml] F: The output is unpredictable and depends on the runtime environment.
Medium IDisposable Pattern Garbage Collection IDisposable Pattern Memory Management	Solve
Consider the following .NET C# code snippet implementing IDisposable pattern: What is true about the garbage collection and resource management in this code? A: The finalizer will always be called when the object is garbage collected. B: The `Dispose` method is only called when explicitly invoked. C: Managed resources will be freed in the finalizer. D: Unmanaged resources are only freed if `Dispose` is called with `true`. E: The `GC.SuppressFinalize` method prevents the finalizer from being called. F: The `using` statement ensures that unmanaged resources are always freed.
Medium Remoting and Object Lifetime .NET Remoting Object Lifetime MarshalByRefObject	Solve
In a .NET application, you are using .NET Remoting to communicate between different application domains. You have the following server-side code: This `RemoteObject` class is hosted in one application domain and accessed from another. Considering the lease settings (InitialLeaseTime, SponsorshipTimeout, RenewOnCallTime), what will happen if a client accesses the `GetData` method every 3 seconds? A: The object will be disconnected after 5 seconds, regardless of the calls. B: The lease will be renewed, and the object remains accessible as long as it's called every 3 seconds. C: The object will be disconnected after 7 seconds, even with the regular calls. D: An exception will be thrown due to lease timeout. E: The lease will be renewed indefinitely without disconnection. F: The object will be disconnected only if there is a call after 5 seconds but within 7 seconds.

	🧐 Question	🔧 Skill
	Hard Classes and Constructors OOPs	2 mins C#	Solve
What is the output of the following C# code?
	Easy Arrays and Exceptions Arrays Exceptions	2 mins C#	Solve
What is the output of the following C# code?
	Medium Multiple Namespaces Namespace Management	2 mins C#	Solve
Class Student exists in both firstnamespace and secondnamespace namespaces. Which of the following are the correct ways to use the Student class?
	Medium Static and constructors OOPs	3 mins C#	Solve
What is the output of the following C# code?
	Medium AppDomain Resource Scoping Configuration Management AppDomain Resource Scoping	3 mins .NET	Solve
Consider a scenario where you have a .NET application that needs to load different configurations for different components running in separate AppDomains. You have the following code structure: The `ConfigManager` class is designed to load and store configurations for different domains. What will be the output of this program, assuming `ConfigA.xml` and `ConfigB.xml` contain distinct settings? A: Config in DomainA: [Settings from ConfigA.xml], Config in DomainB: [Settings from ConfigB.xml] B: Config in DomainA: null, Config in DomainB: null C: Config in DomainA: [Settings from ConfigB.xml], Config in DomainB: [Settings from ConfigA.xml] D: A runtime exception is thrown due to cross-domain operation. E: Config in DomainA: [Settings from ConfigA.xml], Config in DomainB: [Settings from ConfigA.xml] F: The output is unpredictable and depends on the runtime environment.
	Medium IDisposable Pattern Garbage Collection IDisposable Pattern Memory Management	2 mins .NET	Solve
Consider the following .NET C# code snippet implementing IDisposable pattern: What is true about the garbage collection and resource management in this code? A: The finalizer will always be called when the object is garbage collected. B: The `Dispose` method is only called when explicitly invoked. C: Managed resources will be freed in the finalizer. D: Unmanaged resources are only freed if `Dispose` is called with `true`. E: The `GC.SuppressFinalize` method prevents the finalizer from being called. F: The `using` statement ensures that unmanaged resources are always freed.
	Medium Remoting and Object Lifetime .NET Remoting Object Lifetime MarshalByRefObject	3 mins .NET	Solve
In a .NET application, you are using .NET Remoting to communicate between different application domains. You have the following server-side code: This `RemoteObject` class is hosted in one application domain and accessed from another. Considering the lease settings (InitialLeaseTime, SponsorshipTimeout, RenewOnCallTime), what will happen if a client accesses the `GetData` method every 3 seconds? A: The object will be disconnected after 5 seconds, regardless of the calls. B: The lease will be renewed, and the object remains accessible as long as it's called every 3 seconds. C: The object will be disconnected after 7 seconds, even with the regular calls. D: An exception will be thrown due to lease timeout. E: The lease will be renewed indefinitely without disconnection. F: The object will be disconnected only if there is a call after 5 seconds but within 7 seconds.

	🧐 Question	🔧 Skill	💪 Difficulty	⌛ Time
	Classes and Constructors OOPs	C#	Hard	2 mins	Solve
What is the output of the following C# code?
	Arrays and Exceptions Arrays Exceptions	C#	Easy	2 mins	Solve
What is the output of the following C# code?
	Multiple Namespaces Namespace Management	C#	Medium	2 mins	Solve
Class Student exists in both firstnamespace and secondnamespace namespaces. Which of the following are the correct ways to use the Student class?
	Static and constructors OOPs	C#	Medium	3 mins	Solve
What is the output of the following C# code?
	AppDomain Resource Scoping Configuration Management AppDomain Resource Scoping	.NET	Medium	3 mins	Solve
Consider a scenario where you have a .NET application that needs to load different configurations for different components running in separate AppDomains. You have the following code structure: The `ConfigManager` class is designed to load and store configurations for different domains. What will be the output of this program, assuming `ConfigA.xml` and `ConfigB.xml` contain distinct settings? A: Config in DomainA: [Settings from ConfigA.xml], Config in DomainB: [Settings from ConfigB.xml] B: Config in DomainA: null, Config in DomainB: null C: Config in DomainA: [Settings from ConfigB.xml], Config in DomainB: [Settings from ConfigA.xml] D: A runtime exception is thrown due to cross-domain operation. E: Config in DomainA: [Settings from ConfigA.xml], Config in DomainB: [Settings from ConfigA.xml] F: The output is unpredictable and depends on the runtime environment.
	IDisposable Pattern Garbage Collection IDisposable Pattern Memory Management	.NET	Medium	2 mins	Solve
Consider the following .NET C# code snippet implementing IDisposable pattern: What is true about the garbage collection and resource management in this code? A: The finalizer will always be called when the object is garbage collected. B: The `Dispose` method is only called when explicitly invoked. C: Managed resources will be freed in the finalizer. D: Unmanaged resources are only freed if `Dispose` is called with `true`. E: The `GC.SuppressFinalize` method prevents the finalizer from being called. F: The `using` statement ensures that unmanaged resources are always freed.
	Remoting and Object Lifetime .NET Remoting Object Lifetime MarshalByRefObject	.NET	Medium	3 mins	Solve
In a .NET application, you are using .NET Remoting to communicate between different application domains. You have the following server-side code: This `RemoteObject` class is hosted in one application domain and accessed from another. Considering the lease settings (InitialLeaseTime, SponsorshipTimeout, RenewOnCallTime), what will happen if a client accesses the `GetData` method every 3 seconds? A: The object will be disconnected after 5 seconds, regardless of the calls. B: The lease will be renewed, and the object remains accessible as long as it's called every 3 seconds. C: The object will be disconnected after 7 seconds, even with the regular calls. D: An exception will be thrown due to lease timeout. E: The lease will be renewed indefinitely without disconnection. F: The object will be disconnected only if there is a call after 5 seconds but within 7 seconds.

Test candidates on core Blazor Hiring Test topics

Blazor Components: Blazor Components are reusable UI elements in Blazor applications. They encapsulate HTML markup, CSS, and C# code, promoting modularity and code reuse. Proficiency in creating and managing components is crucial for building efficient and maintainable Blazor applications.

Blazor Lifecycle: Understanding the Blazor component lifecycle is essential for managing state and performing operations at the right time. It includes methods like OnInitialized, OnParametersSet, and OnAfterRender. Mastery of these lifecycle methods enables developers to optimize performance and handle complex scenarios effectively.

Blazor State Management: Effective state management is critical in Blazor applications for maintaining data consistency across components. Techniques include using component parameters, cascading values, and services. This skill is vital for creating responsive and scalable Blazor applications.

C# Fundamentals: C# is the primary language used in Blazor development. Strong knowledge of C# syntax, object-oriented programming concepts, and language features is fundamental. This skill forms the foundation for writing efficient and maintainable Blazor code.

LINQ: Language Integrated Query (LINQ) is a powerful feature for querying and manipulating data in C#. It simplifies data operations and improves code readability. LINQ proficiency is valuable for efficient data handling in Blazor applications.

Asynchronous Programming: Asynchronous programming is crucial for creating responsive Blazor applications. It involves using async/await keywords and Task-based operations. This skill ensures smooth user experiences by preventing UI blocking during long-running operations.

.NET Core Concepts: .NET Core provides the runtime and framework for Blazor applications. Understanding core concepts like middleware, configuration, and hosting is essential. This knowledge enables developers to leverage the full potential of the .NET ecosystem in Blazor projects.

Dependency Injection: Dependency Injection (DI) is a design pattern widely used in Blazor for managing object dependencies. It promotes loose coupling and improves testability. Mastery of DI is crucial for creating modular and maintainable Blazor applications.

Entity Framework Core: Entity Framework Core is an ORM for .NET, often used in Blazor applications for database operations. It simplifies data access and management. Proficiency in EF Core is important for efficient data handling and integration with backend services.

Web API Development: Web APIs are commonly used to expose backend services to Blazor applications. Understanding RESTful principles and API design is crucial. This skill enables seamless integration between Blazor front-ends and backend services.

Razor Syntax: Razor is the templating engine used in Blazor for mixing C# code with HTML. It allows for dynamic content generation and component rendering. Mastery of Razor syntax is fundamental for creating interactive and data-driven Blazor UIs.

SignalR Integration: SignalR enables real-time, bi-directional communication between server and clients. Integration with Blazor allows for creating responsive, real-time applications. This skill is valuable for developing interactive features like chat systems or live updates in Blazor apps.

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