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.NET Core Test | Pre-employment assessment - Testlify
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.NET Core Test

Overview of .NET Core Test

The test assesses candidates for their understanding of core concepts of oops, abstraction and encapsulation, interface, and mvc. this test helps identify candidates with prior experience .net framework.

Skills measured

  • OOPs Concept
  • Polymorphism
  • Inheritance
  • MVC
  • Abstraction, Encapsulation And Interface

Available in



Programming Skills


10 Mins





Use of .NET Core test

A new iteration of Microsoft's free, open-source, general-purpose programming platform called.NET Framework is called.NET Core. It is a cross-platform framework that works with Linux, macOS, and Windows. variety of applications, including those for mobile, desktop, web, cloud, Internet of Things, machine learning, microservices, games, etc., can be created using the.NET Core Framework. Since it is a whole new framework, .NET Core is modular, light, quick, and cross-platform. It consists of the essential components needed to run a simple.NET Core app. NuGet packages are available for additional functionalities, which you can add to your application as necessary. This improves the performance of the .NET Core program, reduces its memory footprint, and makes it simpler to maintain.

Relevant for

  • .NET Developer
  • Backend Developer
  • Full Stack Developer
  • Sr. .NET Core Developer
  • .NET Core Developer
  • Software Engineer .Net (core)

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OOPs Concept

In .NET Core, the Object-Oriented Programming (OOP) concepts covered include classes, objects, inheritance, polymorphism, and encapsulation. These concepts are important as they help in organizing and structuring code in a more efficient and manageable way. Classes and objects enable the creation of reusable code, while inheritance allows for code reusability and the creation of a hierarchy of classes. Polymorphism allows for flexibility in code design, and encapsulation helps in hiding the internal workings of a class, promoting data security and code maintenance. Understanding and implementing these OOP concepts in .NET Core can lead to more robust and scalable applications.



Polymorphism in .NET Core allows objects to be treated as instances of their parent class, enabling different classes to be used interchangeably. This enhances code reusability, flexibility, and maintainability, as it allows for the creation of generic code that can be applied to a variety of different objects. Polymorphism also facilitates the implementation of abstract classes and interfaces, enabling developers to write code that is more modular and easier to extend in the future. Overall, polymorphism is a crucial concept in object-oriented programming that promotes code efficiency and adaptability.



Inheritance is a fundamental concept in object-oriented programming that allows a class to inherit properties and methods from another class. In .NET Core, inheritance allows for code reusability, as common functionality can be defined in a base class and inherited by multiple derived classes. This promotes code organization, reduces redundancy, and simplifies maintenance. Inheritance also enables polymorphism, where objects of different classes can be treated as instances of a common base class, allowing for more flexibility and extensibility in software design.



In .NET Core, MVC (Model-View-Controller) is a design pattern that separates the application into three main components: the model, which represents the data and business logic, the view, which is responsible for displaying the user interface, and the controller, which handles user input and interacts with both the model and view. This separation of concerns improves code organization, enhances maintainability, and allows for easier testing and debugging. By understanding and implementing MVC in .NET Core, developers can create more scalable and flexible applications.


Abstraction, Encapsulation And Interface

Abstraction in .NET Core refers to the process of hiding the complex implementation details of a class and only showing the necessary information to the outside world. This helps in simplifying the code and making it more manageable. Encapsulation involves bundling the data and methods that operate on the data into a single unit, ensuring that the data is only accessible through defined methods. This enhances security and reusability of code. Interfaces in .NET Core define a contract that a class must adhere to, ensuring consistency and enabling polymorphism. These concepts are crucial in creating modular, maintainable, and scalable applications in .NET Core.

The .NET Core test is created by a subject-matter expert

Testlify’s skill tests are designed by experienced SMEs (subject matter experts). We evaluate these experts based on specific metrics such as expertise, capability, and their market reputation. Prior to being published, each skill test is peer-reviewed by other experts and then calibrated based on insights derived from a significant number of test-takers who are well-versed in that skill area. Our inherent feedback systems and built-in algorithms enable our SMEs to refine our tests continually.

subject matter expert

Why choose Testlify

Elevate your recruitment process with Testlify, the finest talent assessment tool. With a diverse test library boasting 1500+ tests, and features such as custom questions, typing test, live coding challenges, Google Suite questions, and psychometric tests, finding the perfect candidate is effortless. Enjoy seamless ATS integrations, white-label features, and multilingual support, all in one platform. Simplify candidate skill evaluation and make informed hiring decisions with Testlify.

Top five hard skills interview questions for .NET Core

Here are the top five hard-skill interview questions tailored specifically for .NET Core. These questions are designed to assess candidates’ expertise and suitability for the role, along with skill assessments.

hard skills

Why this Matters?

This question helps to assess the candidate's experience and skill level in developing applications using the .NET Core framework.

What to listen for?

Listen for candidates who can describe their experience with .NET Core, including their ability to build applications that leverage the framework's features, such as cross-platform development and containerization.

Why this Matters?

.NET Core developers must have a strong understanding of security features to build applications that protect sensitive data.

What to listen for?

Listen for candidates who can describe how they have implemented security features in their previous .NET Core applications, such as by using authentication and authorization frameworks or encryption methods.

Why this Matters?

.NET Core developers must be able to optimize the performance of their applications to ensure that they run efficiently and smoothly.

What to listen for?

Listen for candidates who can describe how they have optimized performance in their previous .NET Core applications, such as by reducing load times or minimizing memory usage.

Why this Matters?

Many applications rely on third-party APIs to provide additional features and functionality, so .NET Core developers must be able to integrate APIs effectively.

What to listen for?

Listen for candidates who can describe their experience with integrating APIs into .NET Core applications, as well as their ability to troubleshoot issues that may arise during the integration process.

Why this Matters?

Building maintainable and scalable code is essential for ensuring that applications remain effective and efficient over time.

What to listen for?

Listen for candidates who can describe their experience with writing maintainable and scalable code in .NET Core, including their ability to use design patterns and development best practices to optimize code.

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