COGNIZANT DOT NET INTERVIEW QUESTIONS

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

1. What is 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.

2. What is CLR?

The Common Language Runtime, the virtual machine component of Microsoft . NET Framework, manages the execution of . NET programs. Just-in-time compilation converts the managed code into the machine instructions which are then executed on the CPU of the computer.

3. What do you know about JIT?

Just-in-time also known as JIT is an inventory management method whereby labour, material and the goods are re-filled or scheduled to arrive exactly when needed in the manufacturing process.

4. What is BCL?

A bank confirmation letter is a letter from a bank or financial institution confirming the existence of a loan or a line of credit that has been the extended to a borrower.

5. What are the different types of constructors in c#?

In C#, constructors can be divided into 5 types:

Default Constructor.
Parameterized Constructor.
Copy Constructor.
Static Constructor.
Private Constructor.

6. What is caching?

Cached data works by storing data for re-access in a device’s memory. The data is stored high up in a computer’s memory just below the central processing unit.Browser and memory caching: Memory caches store data locally on the computer that an application or browser runs on.

7. What is the application domain?

Application domains include banks, insurance companies, or hospitals. In this book, equipment management for a small software company is our main example. Internet applications have become increasingly important, especially for the home and entertainment domains.

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8. What is a cross-page posting?

Cross page posting is submitting the form to a different page. This is usually required when you are creating a multi page form to collect the information from the user on each page. When moving from the source to the target page, the values of controls in the source page can be accessed in the target page.

9. What are ASP.NET security controls?

ASP.NET – Security Controls are:

Authentication : It is the process of ensuring the user’s identity and authenticity.
Authorization : It is the process of defining and allotting specific roles to specific users.
Confidentiality : It involves encrypting the channel between the client browser and the web server.

10. What are EXE and DLL?

EXE is an extension used for the executable files while DLL is the extension for a dynamic link library. 2.An EXE file can be run independently while a DLL is used by other applications. 3.An EXE file defines an entry point while a DLL does not.A DLL file can be reused by other applications while an EXE cannot.

11. What are the different versions of the .NET framework?

The version was called . Net framework 1.0. The . Net framework has come a long way since then, and the current version is 4.7.

12. What is delegate in .NET?

Delegates allow methods to be passed as parameters. Delegates can be used to define callback methods. Delegates can be chained together; for example, multiple methods can be called on a single event.

13. What are EXE and DLL?

EXE is an extension used for executable files while DLL is the extension for a dynamic link library. 2.An EXE file can be run independently while a DLL is used by other applications. 3.An EXE file defines an entry point while a DLL does not. A DLL file can be reused by the other applications while an EXE cannot.

14. List the events in the page life cycle.

When an ASP.NET page runs, the page goes through a life cycle in which it performs a series of processing steps. These include the initialization, instantiating controls, restoring and maintaining state, running event handler code, and rendering.

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COGNIZANT DOT NET INTERVIEW QUESTIONS