IBM – Dot Net Interview Questions

Here is the list of Dot Net Interview Questions which are recently asked in IBM company. These questions are included for both Freshers and Experienced professionals.

1. What is .NET framework?

Net Framework is a software development platform developed by Microsoft for building and running Windows applications. The . Net framework consists of developer tools, programming languages, and libraries to build desktop and web applications. It is also used to the build websites, web services, and games.

2. What are the essential parts in .NET Framework?

The essential parts in .NET Framework are:
  • NET Class Library.
  • Common Language Runtime.
  • Dynamic Language runtime.
  • Application domains.
  • Cross Language interoperability.
  • Side by side execution.
  • Common Type System.

3. What are all the services provided by .NET?

.NET Framework includes the Common Language Runtime . It serves as the execution engine of .NET Framework and the offers many services such as memory management, type safety, exception handling, garbage collection, security and thread management.

4. What is ASP.Net?

ASP.NET stands for Active Server Pages Network Enabled Technologies. In 2002, Microsoft released the first version of the ASP.NET framework. It was based on the CLR , which enables developers to build ASP.NET applications in different .

5. What are all the types of app can be created using C#.Net?

The types of app can be created using C#.Net are:
  • Cloud native apps and services.
  • Windows client applications.
  • Windows libraries and components.
  • Windows services.
  • Web applications.
  • Web services and Web API.
  • Native iOS and Android mobile apps.
  • Backend services.

6. Explain the .NET framework.

Net Framework is a software development platform developed by Microsoft for building and running Windows applications. The . Net framework consists of developer tools, programming languages, and libraries to build the desktop and web applications. It is also used to build websites, web services, and games.

7. What are the important components of .Net?

The important components of .Net are:
  • . NET Class Library.
  • Common Language runtime.
  • Dynamic Language runtime.
  • Application domains.
  • . Net Framework Security.
  • Cross Language interoperability.
  • Side by side execution.
  • Common Type System.

8. What is CTS?

The Common Type System is a standard that specifies how type definitions and specific values of types are represented in computer memory. It is intended to allow the programs written in different programming languages to easily share information.

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9. What is meant by Managed and Unmanaged code?

Managed code is the code which is managed by the CLR in .NET Framework. Whereas the Unmanaged code is the code which is directly executed by the operating system.

10. Explain State management in ASP .Net.

Session state is an ASP.NET Core scenario for the storage of user data while the user browses a web app. Session state uses a store maintained by the app to persist data across requests from a client.

11. What is Caching?

Caching enables you to store data in memory for rapid access. When the data is accessed again, applications can get the data from the cache instead of retrieving it from the original source. This can improve the performance and scalability. NET Framework, caching was available only in the System.

12. What is MVC?

MVC is a design pattern used to decouple user-interface , data , and application logic . This pattern helps to achieve the separation of concerns.

13. What are the different Session state management options available in ASP.NET?

The different Session state management options available in ASP.NET are:
  • InProcMode. It is a default session mode and a value store in web server memory.
  • State Server Mode. In this mode session data is stored in separate server.
  • SQL Server Mode. In this session is stored in the database.
  • Custom Mode.

14. Explain the difference between a class and an object?

Class and Object are the basic concepts of Object-Oriented Programming which revolve around the real-life entities. A class is a user-defined blueprint or prototype from which objects are created. Basically, a class combines the fields and the methods into a single unit.

15. What is delegate in .NET?

Delegates are similar to C++ function pointers, but are type safe. Delegates allow methods to be passed as parameters. Delegates can be used to define the callback methods. Simple Delegates With Examples. .Delegates can be chained the together; for example, multiple methods can be called on a single event.

16. What are the different validators in ASP.NET?

The different validators in ASP.NET are:
  • RequiredFieldValidator.
  • RangeValidator.
  • CompareValidator.
  • RegularExpressionValidator.
  • CustomValidator.
  • ValidationSummary
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TOP MNC's DOT NET INTERVIEW QUESTIONS & ANSWERS

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